CN101090911B - 产生l-谷氨酸的微生物和产生l-谷氨酸的方法 - Google Patents
产生l-谷氨酸的微生物和产生l-谷氨酸的方法 Download PDFInfo
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Abstract
通过使用yggB基因修饰棒状杆菌型细菌因此产生L-谷氨酸的能力与未修饰的菌株相比得到增强,在培养基中培养该细菌以引起L-谷氨酸在培养基或细菌细胞中积累,并从所述培养基或细胞中收集L-谷氨酸。
Description
发明领域
本发明涉及产生L-谷氨酸的微生物和使用所述微生物产生L-谷氨酸的方法。L-谷氨酸在食品工业中广泛使用,例如,在调味剂(seasoning)生产中作为原料。
相关技术简述
通常,通过使用具有产生L-谷氨酸的能力的棒状杆菌型细菌(coryneformbacterium),例如属于短杆菌属(Brevibacterium)或棒杆菌属(Corynebacterium)的细菌的发酵方法以工业规模生产L-谷氨酸。为此,已经使用从自然界分离的菌株或它们的人工突变体。
一般来说,棒状杆菌型细菌的野生型菌株在过量生物素存在时不产生L-谷氨酸。因此,通过棒状杆菌型细菌产生L-谷氨酸通常在生物素有限的条件下进行,或在培养基中加入表面活性剂或青霉素(Biosci.Biotech.Biochem.,1997,61(7),p1109-1112)。另一方面,将能够在过量生物素存在下产生L-谷氨酸的突变型菌株用于L-谷氨酸生产。这些菌株包括表面活性剂-温度敏感菌株(WO99/02692)、青霉素敏感型菌株(JP-A-55-0124492)和溶菌酶敏感型菌株(WO00/14241)。然而,这些突变型菌株可常常显示脂肪酸或细胞壁合成减少,且在保持所述菌株充分生长的同时,使用这些菌株产生L-谷氨酸有一些困难。
同时,已使用遗传修饰的菌株在过量生物素存在下产生L-谷氨酸,在所述菌株中编码α-酮戊二酸脱氢酶(α-KGDH)的基因被破坏(WO95/34672)。然而,由于三羧酸循环(TCA cycle)被中途阻断,此α-KGDH基因缺陷型菌株生长缓慢,且难以获得产生L-谷氨酸所需的足够量的细胞。
棒状杆菌型细菌的yggB基因为大肠杆菌yggB基因的同源物(homolog)(FEMS Microbiol Lett.2003,218(2),p305-309,Mol Microbiol.2004,54(2),p420-438),且已被报导是一种动力敏感通道(mechanosensitive channel)(EMBO J.1999,18(7):1730-7.)。然而,先前还未报导其对于产生L-谷氨酸的效果。
发明概要
本发明的一个目的是提供改进棒状杆菌型细菌产生L-谷氨酸的能力的新方法。
本发明的发明人进行广泛研究以达到这个目的,且发现可以通过增强野生型yggB基因的表达来改进棒状杆菌型细菌产生L-谷氨酸的能力。此外,在过量生物素存在下以及常规产生L-谷氨酸的条件下获得棒状杆菌型细菌产生L-谷氨酸的能力得到改进的突变型yggB基因,并由此完成本发明。
本发明的一个目的是提供具有产生L-谷氨酸的能力的棒状杆菌型细菌,其中通过使用yggB基因修饰所述棒状杆菌型细菌,以使所述菌株产生L-谷氨酸的能力与未修饰的菌株相比得到增强。
本发明的一个目的是提供如上所述的棒状杆菌型细菌,其中所述yggB基因选自下组:
(a)DNA,其包含SEQ ID No:5的核苷酸1437至3035,
(b)DNA,其能够在严紧条件下与SEQ ID NO:5的核苷酸1437至3035的互补核苷酸序列,或由所述核苷酸制备的探针杂交,且其中当将所述DNA引入所述棒状杆菌型细菌时,所述DNA增加棒状杆菌型细菌产生L-谷氨酸的能力,
(c)DNA,其包含SEQ ID No:61的核苷酸507至2093,
(d)DNA,其能够在严紧条件下与SEQ ID NO:61的核苷酸507至2093的互补核苷酸序列,或由所述核苷酸制备的探针杂交,且其中当将所述DNA引入所述棒状杆菌型细菌时,所述DNA增加棒状杆菌型细菌产生L-谷氨酸的能力,
(e)DNA,其包含SEQ ID No:67的核苷酸403至2001,
(f)DNA,其能够在严紧条件下与SEQ ID NO:67的核苷酸403至2001的互补核苷酸序列,或由所述核苷酸制备的探针杂交,且其中当将所述DNA引入所述棒状杆菌型细菌时,所述DNA增加棒状杆菌型细菌产生L-谷氨酸的能力,
(g)DNA,其包含SEQ ID No:83的核苷酸501至2099,和
(h)DNA,其能够在严紧条件下与SEQ ID NO:83的核苷酸501至2099的互补核苷酸序列,或由所述核苷酸制备的探针杂交,且其中当将所述DNA引入所述棒状杆菌型细菌时,所述DNA增加棒状杆菌型细菌产生L-谷氨酸的能力。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述yggB基因编码选自下组的蛋白质:
(A)包含选自下组的氨基酸序列的蛋白质:SEQ ID NO:6、62、68、84和85,和
(B)包含选自下组的氨基酸序列的蛋白质:SEQ ID NO:6、62、68、84和85,其中所述蛋白质中的一个或多个氨基酸被取代、缺失、插入或添加,且当将所述yggB基因引入所述棒状杆菌型细菌时,所述yggB基因增加棒状杆菌型细菌产生L-谷氨酸的能力。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述棒状杆菌型细菌被修饰,因而与未修饰的菌株相比,增强所述yggB基因的表达。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中通过增加所述yggB基因的拷贝数或修饰yggB基因的表达调控序列增强yggB基因的表达。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中通过引入突变型yggB基因来修饰所述棒状杆菌型细菌。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因在编码SEQ ID NO:6、68、84或85的氨基酸419-533或SEQ ID NO:62的氨基酸419-529的区域具有突变。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变为缺失所述区域。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变为将插入序列或转座子插入所述区域。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,所述突变导致所述区域中的脯氨酸被另一个氨基酸取代。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,所述突变导致SEQ ID NO:6、62、68、84或85的氨基酸序列中位置424的脯氨酸和/或位置437的脯氨酸被另一个氨基酸取代。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因在yggB蛋白质的跨膜编码区(transmembrane-coding region)具有突变。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述跨膜编码区选自下组:SEQ ID NO:6、62、68、84或85的氨基酸1-23、氨基酸25-47、氨基酸62-84、氨基酸86-108和氨基酸110-132。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中引入所述突变不引起移码。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,所述突变导致SEQ ID NO:6、62、68、84或85所示氨基酸序列中位置100的丙氨酸和/或位置111的丙氨酸被另一个氨基酸取代。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,所述突变导致在SEQ ID NO:6、62、68、84或85中位置14的亮氨酸和位置15的色氨酸之间插入至少一个氨基酸。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中通过引入所述突变型yggB基因增加所述菌株对L-谷氨酸类似物的抗性。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述棒状杆菌型细菌被进一步修饰以使抑制所述突变yggB基因功能的基因失活。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述抑制所述突变yggB基因功能的基因为symA基因,且其中所述symA基因选自下组:
(a)DNA,其包含SEQ ID No:86的核苷酸585至1121,
(b)DNA,其能够在严紧条件下与SEQ ID NO:86的核苷酸585至1121的互补核苷酸序列,或由所述核苷酸制备的探针杂交,且其中所述DNA抑制棒状杆菌型细菌中所述突变型yggB基因的功能。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述棒状杆菌型细菌被进一步修饰因而减少α-酮戊二酸脱氢酶活性。
进一步的目的是提供如上所述的棒状杆菌型细菌,其中所述棒状杆菌型细菌是属于棒杆菌属或短杆菌属的细菌。
本发明的一个目的是提供用于产生L-谷氨酸的方法,该方法包括在培养基中培养所述棒状杆菌型细菌以引起培养基或细胞中L-谷氨酸的积累,以及从培养基或细胞中收集L-谷氨酸。
本发明的一个目的是提供选自下组的突变型yggB基因:
(a)编码SEQ ID NO:8的氨基酸序列的基因,
(b)编码与SEQ ID NO:8具有不少于80%同源性的蛋白质的基因,且在含有过量生物素的条件下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(c)编码SEQ ID NO:20的氨基酸序列的基因,
(d)编码与SEQ ID NO:20具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加 棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(e)编码SEQ ID NO:22的氨基酸序列的基因,
(f)编码与SEQ ID NO:22具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(g)编码SEQ ID NO:24的氨基酸序列的基因,
(h)编码与SEQ ID NO:24具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(i)编码SEQ ID NO:64的氨基酸序列的基因,
(j)编码与SEQ ID NO:64具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(k)编码SEQ ID NO:70的氨基酸序列的基因,
(l)编码与SEQ ID NO:70具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能,
(m)编码SEQ ID NO:74的氨基酸序列的基因,
(n)编码与SEQ ID NO:74具有不少于80%同源性的蛋白质的基因,且在过量生物素存在下,将所述基因引入棒状杆菌型细菌时,该蛋白质具有增加棒状杆菌型细菌产生L-谷氨酸的能力的功能。
本发明的一个目的是提供用于产生具有突变型yggB基因的棒状杆菌型细菌的方法,该方法包括将编码α-酮戊二酸脱氢酶的基因有缺陷的棒状杆菌型细菌接种到含有过量生物素的培养基中,以及选择能够在培养基中积累L-谷氨酸的菌株作为具有突变型yggB基因的菌株。
本发明的一个目的是提供用于产生具有突变型yggB基因的棒状杆菌型细菌的方法,该方法包括将具有yggB基因的棒状杆菌型细菌接种到含有过量生物素的培养基中,在所述yggB基因中体外随机引入突变,以及选择能够在培养基中积累L-谷氨酸的菌株作为具有突变型yggB基因的菌株。
本发明的一个目的是提供用于产生具有突变型yggB基因的棒状杆菌型细菌的方法,该方法包括将棒状杆菌型细菌接种到含有过量生物素的培养基中, 所述棒状杆菌型细菌含有随机引入到染色体上的转座元件(transposableelement),以及选择能够在培养基中积累L-谷氨酸的菌株作为具有突变型yggB基因的菌株。
本发明的一个目的是提供用于产生具有突变型yggB基因的棒状杆菌型细菌的方法,该方法包括将棒状杆菌型细菌接种到含有L-谷氨酸类似物的培养基中,以及选择在所述培养基中生长的菌株。
本发明的一个目的是提供产生如上所述的棒状杆菌型细菌的方法,其中具有突变型yggB基因的菌株是如上所述的棒状杆菌型细菌。
本发明的一个目的是提供产生如上所述的棒状杆菌型细菌的方法,其中所述含有过量生物素的培养基是含有30μg/l或更多生物素的培养基。
附图说明
图1显示构建质粒pBS3的方法。
图2显示构建质粒pBS4S的方法。
图3显示构建质粒pBS4sucAint的方法。
图4为显示引入突变型yggB基因的菌株和对照菌株的L-谷氨酸积累的图。
图5显示yggB基因中的2A-1型突变。
图6为显示在CM-Dex平板培养基上引入突变型yggB基因的菌株对4-氟谷氨酸(4-fluoroglutamic acid)的抗性的照片。
图7显示对照菌株和引入突变型yggB基因的菌株在含有4-氟谷氨酸(4-FG)的液体培养基中的生长。
典型实施方案详述
在下文中,更加详细地说明本发明。
<1>本发明的棒状杆菌型细菌
本发明的棒状杆菌型细菌具有产生L-谷氨酸的能力,且使用yggB基因修饰,从而与未修饰的菌株相比,增强所述菌株产生L-谷氨酸的能力。
在本发明中,棒状杆菌型细菌的实例包括常规棒状杆菌型细菌,并还包括曾经被归类于短杆菌属,但目前归类于棒杆菌属的细菌(Int.J.Syst.Bacteriol.,41,255(1991)),也包括与棒杆菌属细菌非常接近的短杆菌属细菌。这些棒状杆菌型细菌的实例包括如下:
嗜乙酰乙酸棒杆菌(Corynebacterium acetoacidophilum)
醋谷棒杆菌(Corynebacterium acetoglutamicum)
烷醇棒杆菌(Corynebacterium alkanolyticum)
美棒杆菌(Corynebacterium callunae)
谷氨酸棒杆菌(Corynebacterium glutamicum)
百合花棒杆菌(Corynebacterium lilium)
栖糖蜜棒杆菌(Corynebacterium melassecola)
嗜热产氨棒杆菌(Corynebacterium thermoaminogenes)(Corynebacteriumefficiens)
力士棒杆菌(Corynebacterium herculis)
二歧短杆菌(Brevibacterium divaricatum)
黄色短杆菌(Brevibacterium flavum)
Brevibacterium immariophilum
乳发酵短杆菌(Brevibacterium lactofermentum)(谷氨酸棒杆菌)
玫瑰色短杆菌(Brevibacterium roseum)
解糖短杆菌(Brevibacterium saccharolyticum)
生硫短杆菌(Brevibacterium thiogenitalis)
产氨短杆菌(Brevibacterium ammoniagenes)
白色短杆菌(Brevibacterium album)
蜡状短杆菌(Brevibacterium cerinum)
嗜氨微杆菌(Microbacterium ammoniaphilum)
所述棒状杆菌型细菌的具体实例如下:
嗜乙酰乙酸棒杆菌ATCC13870
醋谷棒杆菌ATCC15806
烷醇棒杆菌ATCC21511
美棒杆菌ATCC15991
谷氨酸棒杆菌ATCC13020、TCC13032、ATCC13060
百合花棒杆菌ATCC15990
栖糖蜜棒杆菌ATCC17965
嗜热产氨棒杆菌AJ12340(FERM BP-1539)
力士棒杆菌ATCC13868
二歧短杆菌ATCC14020
黄色短杆菌ATCC13826,
黄色短杆菌(谷氨酸棒杆菌)ATCC14067,
黄色短杆菌AJ12418(FERM BP-2205)
Brevibacterium immariophilum ATCC14068
乳发酵短杆菌(谷氨酸棒杆菌)ATCC13869
玫瑰色短杆菌ATCC13825
解糖短杆菌ATCC14066
生硫短杆菌ATCC19240
产氨短杆菌ATCC6871、ATCC6872
白色短杆菌ATCC15111
蜡状短杆菌ATCC15112
嗜氨微杆菌ATCC15354
这些菌株可从美国典型培养物保藏中心(ATCC,地址:P.O.Box 1549,Manassas,VA 20108,United States of America)获得。即,给予每个菌株唯一的登记号,该登记号列于ATCC的目录中。可以使用这个登记号定购菌株。根据布达佩斯条约(Budapest Treaty)的规定,将AJ12340菌株于1989年10月27日保藏在通商产业省工业技术院生命工学工业技术研究所(National Instituteof Bioscience and Human Technology,Agency of Industrial Science andTechnology,Ministry of international Trade and Industry)(目前为,独立行政法人产业技术综合研究所特许微生物保藏中心(International Patent OrganismDepositary,National Institute of Advanced Industrial Science and Technology),地址:Tsukuba Central 6,1-1,Higashi 1-chome,Tsukuba-shi,Ibaraki-ken305-5466,Japan),并给予登录号FERM BP-1539。根据布达佩斯条约的规定,将AJ12418菌株于1989年1月5日保藏在通商产业省工业技术院生命工学工业技术研究所,并给予登录号FERM BP-2205。
本发明的棒状杆菌型细菌具有产生L-谷氨酸的能力。“产生L-谷氨酸的能力”的意思是当在培养基中培养本发明的棒状杆菌型细菌时,引起培养基中积累足够量的L-谷氨酸的能力。产生L-谷氨酸的能力可以是亲本菌株的特性,本发明的棒状杆菌型细菌从该亲本菌株培育,因为大多数棒状杆菌型细菌的野生型菌株在下述的产生L-谷氨酸的条件下产生L-谷氨酸。然而,如下 所述,可以通过突变、基因重组技术等赋予或增强产生L-谷氨酸的能力。此外,可以通过增强yggB基因的表达赋予产生L-谷氨酸的能力。
术语“增强棒状杆菌型细菌产生L-谷氨酸的能力”的意思是本发明的棒状杆菌型细菌与未修饰的菌株相比,具有增强的产生L-谷氨酸的能力。未修饰的菌株的实例包括谷氨酸棒杆菌ATCC13032、13869、14067和栖糖蜜棒杆菌ATCC 17965。未修饰的菌株还可包括以与野生型菌株相同的水平表达野生型yggB基因的菌株或其中未将突变引入yggB基因的编码区的菌株。
赋予产生L-谷氨酸的能力的方法的实例包括增强编码L-谷氨酸生物合成酶的基因的表达。参与L-谷氨酸生物合成的酶的实例包括谷氨酸脱氢酶、谷氨酰胺合成酶、谷氨酸合成酶、异柠檬酸脱氢酶、乌头酸水合酶、柠檬酸合酶、磷酸烯醇丙酮酸羧化酶、丙酮酸羧化酶、丙酮酸脱氢酶、丙酮酸激酶、磷酸烯醇丙酮酸合酶、烯醇化酶、磷酸甘油变位酶、磷酸甘油酸激酶、甘油醛-3-磷酸脱氢酶、丙糖磷酸异构酶、果糖二磷酸醛缩酶、磷酸果糖激酶和葡糖磷酸异构酶。
可以用与下述增强yggB基因表达相同的方法实施这些基因表达的增强。
经过修饰而增强柠檬酸合酶基因、异柠檬酸脱氢酶基因、丙酮酸脱氢酶基因和/或谷氨酸脱氢酶基因表达的微生物的实例包括那些在WO00/18935和JP2000-232890A(EP1010755A)中公开的微生物。
用来赋予产生L-谷氨酸的能力的修饰包括减少或消除催化反应的酶的活性,所述反应用于合成除L-谷氨酸之外的化合物,并由L-谷氨酸生物合成途径分支。这类酶的实例包括异柠檬酸裂合酶、α-酮戊二酸脱氢酶、乙酰磷酸转移酶、乙酸激酶、乙酰羟酸合酶、乙酰乳酸合酶、乙酰甲酸转移酶、乳酸脱氢酶和谷氨酸脱羧酶。α-酮戊二酸脱氢酶活性减少的菌株的实例包括以下菌株:
乳发酵短杆菌ΔS菌株(WO95/34672)
乳发酵短杆菌AJ12821菌株(FERM BP-4172;FR9401748)
黄色短杆菌AJ12822菌株(FERM BP-4173;FR9401748)
谷氨酸短杆菌(Brevibacterium glutamicum)AJ12823菌株(FERM BP-4174;FR9401748)
为了减少或消除如上所述的酶的活性,可将引起酶活性减少或丧失的突变或缺失引入染色体上所述酶的基因中。这可以通过,例如,破坏染色体上 编码所述酶的基因,或通过修饰所述基因的表达控制序列如启动子和/或ShineDargarno(SD)序列来实现。另外,可以通过引入导致氨基酸取代的错义突变、产生终止密码子的无义突变、或在编码区添加或缺失一个或两个核苷酸的移码突变,或通过缺失一部分或全部基因来减少或消除这些酶的活性(Journal ofbiological Chemistry 272:8611-8617(1997))。例如,可以通过构建编码突变酶的基因,其中该基因的编码区被缺失,并通过同源重组用所得基因取代染色体基因,或通过在这些基因中引入转座子或IS因子,来减少或缺失这些酶的活性。
例如,通过基因重组引入突变以减少或消除上述酶的活性可以如下进行。即,突变型基因是通过如下方法构建的:修饰目标基因的部分序列,因而不产生正常的酶,并使用所述突变型基因转化棒状杆菌型细菌以引起与染色体上目标基因的重组,并由此染色体上的目标基因可以被突变型基因取代。这种使用同源重组通过基因取代的基因破坏已经建立,并包括使用线性DNA的方法或使用含有温度敏感复制起点的质粒的方法(美国专利6,303,383或JP-A-05-007491)。用于棒状杆菌型细菌的温度敏感质粒的实例包括p48K和pSFKT2(美国专利6303383)、pHSC4(法国专利公开号2667875,1992和JP5-7491A)等。在棒状杆菌型细菌中,这些质粒可以至少在25℃的温度自主复制,但不能在37℃的温度自主复制。根据布达佩斯条约的规定,将包含pHSC4的AJ12571菌株于1991年8月26日保藏在通商产业省工业技术院生命工学工业技术研究所(目前为,独立行政法人产业技术综合研究所特许微生物保藏中心),地址:Tsukuba Central 6,1-1,Higashi 1-chome,Tsukuba-shi,Ibaraki-ken 305-5466,Japan),并给予登录号FERM BP-3524。
也可以通过使用在棒状杆菌型细菌中无法复制的质粒来实施使用上述同源重组通过基因取代的基因破坏。优选使用在棒状杆菌型细菌中无法复制并在埃希氏菌属(Escherichia)细菌中可以复制的质粒。这类质粒的实例包括pHSG299(Takara Bio)和pHSG399(Takara Bio)。
编码上述酶之一的染色体基因可以,例如,使用sacB通过同源重组用缺失型(deletion-type)基因取代(Schafer,A.et al.,Gene 145(1994)69-73)。所述sacB基因编码果聚糖蔗糖酶(levan sucrase)并用于有效选择其中染色体目标基因被突变基因取代的菌株,且将载体部分从染色体消除(WO2005/113745,和WO2005/113744)。
起初,通过将缺失型(突变)基因、sacB基因和选择标记例如氯霉素抗性基因插入含有温度敏感复制起点的质粒中来制备重组质粒。然后将所述质粒引入棒状杆菌型细菌的宿主菌株。当果聚糖蔗糖酶在棒状杆菌型细菌中表达时,由蔗糖转化产生的果聚糖对于细菌是致死的,并因此所述细菌不能在含有蔗糖的培养基上生长。所以,通过在含有蔗糖的平板上的培养,可以选择菌株,其中在质粒中的突变基因和染色体基因之间发生取代,且质粒其它部分从细胞中消除。
sacB基因的实例包括以下:
枯草芽孢杆菌(Bacillus subillus):sacB GenBank登录号X02730(SEQ IDNO:11)
淀粉液化芽孢杆菌(Bacillus amyloliqufaciens):sacB GenBank登录号X52988
运动发酵单胞菌(Zymomonas mobilis):sacB GenBank登录号L33402
嗜热脂肪芽孢杆菌(Bacillus stearothermophilus):surB GenB ank登录号U34874
Lactobacillus sanfranciscensis:frfA GenBank登录号AJ508391
Acetobacter xylinus:lsxA GenBank登录号AB034152
Gluconacetobacter diazotrophicus:lsdA GenBank登录号L41732
在温度敏感复制起点发挥功能的温度(例如25℃)培养转化菌株,以获得其中已引入质粒的菌株。然后,在温度敏感复制起点不能发挥功能的高温(例如34℃)培养所述转化体,以消除温度敏感质粒,并涂布到含有抗生素药物例如卡那霉素的平板培养基上。尽管其中消除所述质粒的菌株不能在含有这类抗生素药物的平板上生长,但其中染色体基因被突变基因取代的少数菌株可以生长并出现菌落。
在含有突变基因的重组DNA被整合到染色体DNA中的菌株内,所述重组DNA引起与原先存在于染色体上的基因的重组,且将染色体基因和突变基因的融合基因插入到染色体中,使得重组DNA的其它部分(载体区段、温度敏感复制起点和抗生素抗性标记)存在于融合基因之间。然后,为了在染色体DNA上只保留突变基因,将一个拷贝的基因与载体区段(包括所述温度敏感复制起点和抗生素抗性标记)一起从染色体DNA中消除。在这种情况下,天然基因被保留在染色体DNA上而突变体基因被从染色体DNA切除,或反之, 突变体基因被保留在染色体DNA上而天然基因被从染色体DNA切除。在这两种情况下,当所述在温度敏感复制起点可以发挥功能的温度培养棒状杆菌型细菌时,被切除的DNA都被保留在棒状杆菌型细菌的细胞中。然后,通过在温度敏感复制起点不能发挥功能的温度培养棒状杆菌型细菌,将质粒上的基因同质粒一起被从细胞中消除。在使用sacB基因的情况下,通过在含有蔗糖的培养基中培养棒状杆菌型细菌可以有效地获得消除所述质粒的菌株。通过从消除质粒的菌株(plasmid-cured strain)中选择将突变引入目标基因的菌株可以获得目标基因被突变型或缺失型基因取代的菌株。
还可以通过筛选对于有机酸类似物、呼吸抑制因子或超氧化物产生物(superoxide generator)具有抗性的菌株,或通过筛选对细胞壁合成的抑制因子敏感的菌株来赋予产生L-谷氨酸的能力。这类方法的实例包括赋予对单氟乙酸的抗性(JP50-113209A)、赋予对腺嘌呤或胸腺嘧啶(thimine)的抗性(JP57-065198A)、赋予对丙二酸(malonic acid)的抗性(JP52-038088A)、减弱脲酶活性(JP52-038088A)、赋予对苯并吡喃酮(benzopirone)或萘醌(naphtoquinone)的抗性(JP56-1889A)、赋予对HOQNO的抗性(JP56-140895A)、赋予对α-酮丙二酸(α-ketomalonic acid)的抗性(JP57-2689A)、赋予对胍(guanidine)的抗性(JP56-35981A)、赋予对道诺霉素(daunomicin)的抗性(JP58-158192A),以及赋予对青霉素(penicillin)的敏感性(JP04-88994A)。
这类细菌的具体实例包括下列菌株:
黄色短杆菌AJ3949(FERM BP-2632;JP50-113209A)
谷氨酸棒杆菌AJ11628(FERM P-5736;JP57-065198A)
黄色短杆菌AJ11355(FERM P-5007;JP56-1889A)
谷氨酸棒杆菌AJ11368(FERM P-5020;JP56-1889A)
黄色短杆菌AJ11217(FERM P-4318;JP57-2689A)
谷氨酸棒杆菌AJ11218(FERM P-4319;JP57-2689A)
黄色短杆菌AJ11564(FERM P-5472;JP56-140895A)
黄色短杆菌AJ11439(FERM P-5136;JP56-35981A)
谷氨酸棒杆菌H7684(FERM BP-3004;JP04-88994A)
乳发酵短杆菌AJ11426(FERM P5123JP56-048890A)
谷氨酸棒杆菌AJ11440(FERM P5137JP56-048890A)
乳发酵短杆菌AJ11796(FERM P6402JP58-158192A)
可以通过使用yggB基因修饰上述具有产生L-谷氨酸的能力的棒状杆菌型细菌,以进一步增强产生L-谷氨酸的能力,从而获得本发明所述棒状杆菌型细菌。或者,可以先进行使用yggB基因的修饰,然后是额外的修饰以赋予或增强产生L-谷氨酸的能力。
使用yggB基因的修饰包括,但不限于,增强棒状杆菌型细菌中yggB基因的表达和将突变引入棒状杆菌型细菌中的yggB基因。
<I>增强yggB基因的表达
yggB基因编码一类动力敏感通道(mechanosensitive channel),其也被称作“mscS”(FEMS Microbiol Lett.2003Jan 28;218(2):305-9)。
增强棒状杆菌型细菌中yggB基因的表达导致所述棒状杆菌型细菌产生L-谷氨酸的能力与未修饰的菌株相比得到改进。即,当修饰棒状杆菌型细菌的菌株使得相对于未修饰的菌株,例如野生型菌株,yggB基因表达增加时,所述菌株与未修饰的菌株相比,引起更多L-谷氨酸的积累,或以更高的速率产生L-谷氨酸。优选增强yggB基因表达导致产生L-谷氨酸的量与未修饰的菌株相比,增加多于2%(每消耗糖的得率(yield per consumed sugar)),更优选多于4%,且还更优选多于6%。或者,除用于产生细菌细胞的碳之外,每碳(糖)的L-谷氨酸产量可以通过增强yggB基因的表达来增加。
尽管只要yggB基因的表达水平相对于yggB基因表达未增强的未修饰的菌株有所增加,yggB基因的表达水平可以是任何水平,但表达相对于未修饰的菌株优选增加不少于1.5倍,更优选不少于2倍,且还更优选不少于3倍。可以通过测量yggB基因的mRNA的量来测定yggB基因的表达水平。测定表达水平的方法包括Northern杂交和RT-PCR(Molecular cloning(Cold SpringHarbor Laboratory Press,Cold Spring Harbor(USA),2001))。可以用作对照的野生型棒状杆菌型细菌的实例包括谷氨酸棒杆菌(乳发酵短杆菌)ATCC13869、ATCC13032、ATCC14067和栖糖蜜棒杆菌ATCC 17965菌株。
所述使用yggB基因修饰的棒状杆菌型细菌的产生L-谷氨酸的能力可以在产生L-谷氨酸的条件和/或在过量生物素存在下与未修饰的菌株相比得到增强。本文中,“产生L-谷氨酸的条件”包括当在常规培养基中加入诱导L-谷氨酸产生的物质时,该常规培养基含有碳源、氮源、无机盐和如果需要的话,痕量有机营养物例如氨基酸和维生素,以及当这类常规培养基中抑制L-谷氨酸产生的物质的量被限制时。所述诱导L-谷氨酸产生的物质包括青霉素 和包含饱和脂肪酸的表面活性剂,例如Tween 40(商标)。抑制L-谷氨酸产生的物质包括生物素(Amino Acid Fermentation,Japan Scientific Societies Press1986)。培养基中青霉素的浓度优选不少于0.1U/ml,更优选不少于0.2U/ml,且还更优选不少于0.4U/ml。培养基中表面活性剂的浓度优选不少于0.5g/L,更优选不少于1g/L,且还优选不少于2g/L。在产生L-谷氨酸的条件下加入培养基中的生物素浓度优选少于15μg/L,更优选少于10μg/L,且还更优选少于5μg/L。产生L-谷氨酸的条件可以完全不包含生物素。
另一方面,含有过量生物素的条件可为含有不少于30μg/L,更优选不少于40μg/L,且还更优选不少于50μg/L生物素的条件。
棒状杆菌型细菌yggB基因的实例包括编码SEQ ID No:6的氨基酸序列的DNA、编码SEQ ID No:62的氨基酸序列的DNA、编码SEQ ID No:68的氨基酸序列的DNA和编码SEQ ID No:84的氨基酸序列的DNA。棒状杆菌型细菌yggB基因的具体实例包括SEQ ID No:5的核苷酸1437-3035、SEQ IDNo:61的核苷酸507-2093、SEQ ID No:67的核苷酸403-2001和SEQ ID No:83的核苷酸501-2099。SEQ ID No:83的核苷酸501-2099的核苷酸序列是谷氨酸棒杆ATCC13032的yggB基因,且对应于GenBank登录号NC_003450的基因组序列中的核苷酸编号1336092-1337693,并注册为NCgl 1221(NP_600492.Reports small-conductance mechanosensitive channel...[gi:19552490])。SEQ ID No:5的核苷酸1437-3035的核苷酸序列是谷氨酸棒杆菌ATCC13869的yggB基因。SEQ ID No:61的核苷酸507-2093的核苷酸序列是谷氨酸棒杆菌(黄色短杆菌)ATCC14067的yggB基因。SEQ ID No:67的核苷酸403-2001的核苷酸序列是栖糖蜜棒杆菌ATCC17965的yggB基因。此外,由于yggB基因的核苷酸序列可因种类和菌株而异,本发明所用的yggB基因可以是SEQ ID No:5的核苷酸1437-3035的核苷酸序列的变体。可以使用SEQ ID No:5的核苷酸1437-3035的核苷酸序列,例如,通过BLAST(//blast.genome.jp/)来搜索yggB基因的变体。yggB基因的变体包括使用SEQ ID NOS:75和76的引物通过PCR获得的基因。yggB基因可以是从其它微生物中衍生的基因,只要它能增强棒状杆菌型细菌产生L-谷氨酸的能力。yggB基因可以是如下所述的突变型yggB。本发明使用的yggB基因不限于编码具有SEQ ID NO:6、62、68或84所示氨基酸序列的蛋白质的基因,且还可以包括编码具有SEQ ID NO:6、62、68或84的氨基酸序列的蛋白质 的基因,其中在一个或多个位置取代、缺失、插入或添加一个或多个氨基酸,同时当所述基因被引入棒状杆菌型细菌时,保留使棒状杆菌型细菌产生L-谷氨酸的能力增强的能力。尽管本文所指“几个”氨基酸残基的数目可以因三维结构中的位置和蛋白质氨基酸残基的种类而不同,可优选为2至20,更优选2至10,特别优选2至5。yggB基因优选编码与SEQ ID NO:6,62,68,84或85所示氨基酸序列具有不少于80%同源性,更优选不少于90%同源性,甚至更优选不少于95%同源性,且特别优选不少于97%同源性的蛋白,同时保留使棒状杆菌型细菌产生L-谷氨酸的能力增强的能力。可以通过算法,包括Karlin and Altschul开发的BLAST(Pro.Natl.Acad.Sci.USA,90,5873(1993))和Pearson开发的FASTA(Methods Enzymol.,183,63(1990))来测定氨基酸序列以及核苷酸序列之间的同源性。已基于算法开发了同源性搜索程序包括BLASTN和BLASTP(可在//www.ncbi.nlm.nih.gov获得)。
上述取代优选保守取代。在芳族氨基酸的情况下,保守取代包括phe、trp和tyr的相互取代。在疏水性氨基酸的情况下,保守取代包括leu、ile和val的相互取代。在极性氨基酸的情况下,保守取代包括gln和asn的相互取代。在碱性氨基酸的情况下,保守取代包括arg、lys和his的相互取代。在酸性氨基酸的情况下,保守取代是asp和glu的相互取代。在含羟基氨基酸的情况下,保守取代是ser和thr的相互取代。所述保守取代还包括:以Ser或Thr取代Ala,以Gln、His或Lys取代Arg,以Glu、Gln、Lys、His或Asp取代Asn,以Asn、Glu或Gln取代Asp,以Ser或Ala取代Cys,以Asn、Glu、Lys、His、Asp或Arg取代Gln,以Gly、Asn、Gln、Lys或Asp取代Glu,以Pro取代Gly,以Asn、Lys、Gln、Arg或Tyr取代His,以Leu、Met、Val或Phe取代Ile,以Ile、Met、Val、Phe取代Leu,以Asn、Glu、Gln、His或Arg取代Lys,以Ile、Leu、Val或Phe取代Met,以Trp、Tyr、Met、Ile或Leu取代Phe,以Thr或Ala取代Ser,以Ser或Ala取代Thr,以Phe或Tyr取代Trp,以His、Phe或Trp取代Tyr和以Met、Ile或Leu取代Val。
特别地,在SEQ ID NO:6的氨基酸序列中,下列氨基酸可能被取代或缺失。棒状杆菌型细菌中保守的YggB蛋白的氨基酸序列显示于SEQ ID NO:85,即共有序列。SEQ ID NO:85所示的Xaa残基可被取代或缺失。
位点48的Glu(优选被Arg取代)
位点275的Asp(优选被Ser取代)
位点298的Glu(优选被Ala取代)
位点343的Ala(优选被Val取代)
位点396的Phe(优选被Ile取代)
位点438的Ser(优选被Gly取代)
位点445的Val(优选被Ala取代)
位点454的Ala(优选被Val取代)
位点457的Pro(优选被Ser取代)
位点474的Ser(优选被Asp取代)
位点517的Val(优选缺失)
位点518的Glu(优选缺失)
位点519的Ala(优选缺失)
位点520的Pro(优选缺失)
上述yggB基因同源物可以通过修饰下列的核苷酸序列而获得:SEQ IDNo:5的核苷酸1437-3035、SEQ ID No:61的核苷酸507-2093、SEQ ID No:67的核苷酸403-2001或SEQ ID No:83的核苷酸501-2099,该修饰通过例如位点特异性突变,以在所编码蛋白的特异位点取代、缺失、插入或添加一个或多个氨基酸残基。此外,这样的基因也可以通过常规已知的突变处理获得。突变处理的实例包括用羟胺体外处理具有下列的核苷酸序列的基因:SEQ IDNo:5的核苷酸1437-3035、SEQ ID No:61的核苷酸507-2093、SEQ ID No:67的核苷酸403-2001或SEQ ID No:83的核苷酸501-2099,以及用紫外线照射或在突变处理中通常采用的诱变剂,如N-甲基-N’-硝基-N-亚硝基胍(N-methyl-N’-nitro-N-nitrosoguanidine)(NTG)或EMS(乙基甲磺酸)处理微生物,例如含有所述基因的埃希氏菌属细菌。上述氨基酸残基的取代、缺失、插入、添加、倒位(inversion)等突变也包括天然存在的突变,其起因于含有yggB基因(突变体或变体)的微生物的个体差异和种类差异。这些基因是否能够增强棒状杆菌型细菌产生L-谷氨酸的能力可以通过以下方法确认,例如在野生型棒状杆菌型细菌中表达所述基因,并测定获得的棒状杆菌杆菌型细菌产生L-谷氨酸的能力相对于未修饰的菌株例如野生型菌株是否增强。
所述yggB基因也可以是DNA,其在严紧条件下能够与具有核苷酸序列的DNA,或可由任何所述核苷酸序列制备的探针杂交,所述核苷酸序列与以 下核苷酸互补:SEQ ID No:5的核苷酸1437-3035、SEQ ID No:61的核苷酸507至2093、SEQ ID No:67的核苷酸403至2001、或SEQ ID No:83的核苷酸501至2099,且当yggB基因引入棒状杆菌型细菌时,其能够增强棒状杆菌型细菌产生L-谷氨酸的能力。
如本文使用的“严紧条件”是形成所谓的特异性杂合体(hybrid),且不形成非特异性杂合体的条件。严紧条件的实例包括那些条件,在该条件下高度同源的DNA互相杂交,例如,不少于70%同源性,优选不少于80%同源性,更优选不少于90%同源性,特别优选不少于95%的同源性的DNA相互杂交,并且低于70%同源性的DNA不互相杂交,以及那些条件,在该条件下DNA在Southern杂交的通常洗涤的盐浓度相互杂交,即用1 x SSC,0.1%SDS在60℃,优选0.1 x SSC,0.1%SDS在60℃,更优选0.1 x SSC,0.1%SDS在68℃洗涤一次或优选2-3次。
也可以将yggB基因的互补部分序列用作探针。这样的探针可以以本领域技术人员熟知的方式,使用基于yggB基因的核苷酸序列设计的寡核苷酸通过PCR制备。当使用具有约300bp长度的DNA片段作为探针时,杂交之后的洗涤条件可以举例为2 x SSC,0.1%SDS,在50℃。可以使用SEQ ID No:75和76所示的寡核苷酸制备所述探针。
此外,所述yggB基因可以是如下的<II>至<IV>所描述的突变型yggB基因。
可以通过下列方法增强上述yggB基因的表达:通过采用以质粒转化或同源重组、接合(conjugation)、转换(transition)等增加yggB基因的拷贝数、修饰yggB基因的表达调控序列、扩增编码调控因子的基因,所述调控因子增加yggB基因的表达、或破坏或削弱编码调控因子的基因,所述调控因子减少yggB基因的表达。
例如,可以通过如下方法来制备重组DNA:将含有yggB基因的基因片段连接到可以在棒状杆菌型细菌中复制的载体,优选多拷贝载体,并将所得的载体引入产生L-谷氨酸的棒状杆菌型细菌中。
也可以通过将多拷贝的yggB基因整合到微生物的染色体DNA中来增加yggB基因的拷贝数。为了将多拷贝的yggB基因整合到微生物的染色体DNA中,可以通过靶向以多拷贝存在于染色体DNA中的序列来进行同源重组。可以使用转座子末端的重复DNA和反向重复序列。或者,如JP2-109985A中公 开的,也可能将yggB基因并入转座子,并且将其转移从而将所述基因的多拷贝整合到染色体DNA中。可以使用具有yggB基因部分序列的探针通过Southern杂交来确认yggB基因整合到染色体中。
以下,显示构建棒状杆菌型细菌的方法的实例,该棒状杆菌型细菌已被修饰因而提高了yggB基因的表达。此方法可以通过常规方法进行,例如那些在Molecular cloning:Cold Spring Harbor Laboratory Press,Cold Spring Harbor(USA),2001中描述的方法。
首先,将yggB基因从棒状杆菌型细菌的染色体DNA克隆。可以从棒状杆菌型微生物通过例如Saito and Miura(参考H.Saito and K.Miura,Biochem.Biophys.Acta,72,619(1963),Text for Bioengineering Experiments,Edited bythe Society for Bioscience and Bioengineering,Japan,pp.97-98,Baifukan,1992)的方法来制备所述染色体DNA。对于PCR,可以使用如SEQ ID NO:75和76所示的那些寡核苷酸作为引物。
然后,通过将扩增的yggB基因连接到可以在棒状杆菌型细菌中起作用的载体DNA来制备重组DNA。在大肠杆菌和棒状杆菌型细菌中能自主复制的载体优选用于质粒构建。在棒状杆菌型细菌中能自主复制的载体的实例包括pAM330(JP58-67699A)、pHM1519(JP58-77895A)、pVK7(US2003-0175912)、和pSFK6(JP2000-262288A)、pCRY30(JP3-210184A)、pCRY21、pCRY2KE、pCRY2KX、pCRY31、pCRY3KE、pCRY3KX(JP2-72876A和美国专利5,185,262)、pCRY2和pCRY3(JP1-191686)和pAJ655、pAJ611、pAJ1844(JP58-192900A)、pCG1(JP57-134500A)、pCG2(JP58-35197)、pCG4、pCG11(S57-183799)。在大肠杆菌中能自主复制的载体的实例包括pUC19、pUC18、pHSG299、pHSG399、pHSG398、pACYC184(pHSG和pACYC可从Takara Bio获得)、RSF1010、pBR322、pMW219(pMW可从Nippon Gene获得)、pTrc99A(Amann et al.,Gene 69:301-315(1988)等等。
为了通过将yggB基因连接到任何上述载体来制备重组DNA,将所述载体和含有yggB基因的片段用限制酶消化并且通常通过使用连接酶例如T4DNA连接酶来相互连接。
将如上制备的重组质粒通过常规转化方法引入宿主棒状杆菌型细菌中。转化方法的实例包括用氯化钙处理受体细胞以增加DNA的通透性,其已被报导用于大肠杆菌K-12(Mandel,M.and Higa,A.,J.Mol.Biol.,53,159(1970)), 从处于生长期的细胞制备感受态细胞,然后用DNA转化,其已被报导于枯草芽孢杆菌(Duncan,C.H.,Wilson,G.A.and Young,F.E.,Gene,1,153(1977))等等。除这些方法之外,可以使用将重组DNA引入到原生质体-样或原生质球-样(protoplast-or spheroplast-like)受体细胞中,其已被报导可应用于枯草芽孢杆菌、放线菌类(actinomytetes)和酵母(Chang,S.and Choen,S.N.,Molec.Gen.Genet.,168,111(1979);Bibb,M.J.,Ward,J.M.and Hopwood,O.A.,Nature,274,398(1978);Hinnen,.A.Hicks,J.B.and Fink,G.R.,Proc.Natl.Sci.USA,75,1929(1978))。另外,也可以通过电脉冲方法进行微生物的转化(JP2-207791A)。
也可以通过将多拷贝的所述基因整合到棒状杆菌型细菌的染色体DNA中来增加yggB基因的拷贝数。为了将多拷贝的yggB基因整合到棒状杆菌型细菌的染色体DNA中,可以通过靶向以多拷贝存在于染色体DNA上的序列来进行同源重组。可以使用转座子末端的重复DNA和反向重复序列作为以多拷贝存在于染色体DNA上的序列。或者,如EP0332488B和Vertes,A.A.,Asai,Y.,Inui,M.,Kobayashi,M.,Kurusu,Y.and Yukawa,H.:Mol.Gen.Genet.,245,397-405(1994)中所公开的,也可能将yggB基因并入转座子中,并将其转移从而将多拷贝的yggB基因整合到染色体DNA中。
此外,也可以通过使用Mu噬菌体(EP0332488B)或接合方法(Biotechnology(N Y).1991 Jan;9(1):84-7)将yggB基因并入宿主染色体中。此外,还可通过使用下述的人工转座子来增加yggB基因的拷贝数。
此外,可以通过将yggB基因插入到具有在宿主棒状杆菌型细菌中不能复制的复制起点的质粒中,或插入到具有在宿主棒状杆菌型细菌中不能复制的复制起点并且具有通过接合(conjugation)转移的能力的质粒中,将yggB基因在染色体上扩增。这样的质粒的实例包括pSUP301(Simo et al.,Bio/Technology 1,784-791(1983))、pK18mob和pK19mob(Schaefer et al.,Gene145,69-73(1994))、pGEM-T(Promega corporation,Madison,WI,USA)、pCR2.1-TOPO(Shuman(1994)Journal of Biological Chemisty 269:32678-84;US-A 5487993)、pCR(R)Blunt(Invitrogen,Groningen,Netherlands;Bernard et al.,Journal of Molecular Biology,234:534-541(1993))、pEM1(Schrumpf et al.,1991,Journal of Bacteriology 173:4510-4516)和pBGS8(Spratt et al.,1986,Gene,41:337-342)。通过接合或转化将含有yggB基因的质粒转移到棒状杆菌型细菌中。例如,可以通过Schaefer等(Applied and Environmental Microbiology 60, 756-759(1994))描述的方法进行通过接合的基因转移。例如,可以通过Theirbach等(Applied Microbiology and Biotechnology 29,356-362(1988)),Dunican和Shivinan(Bio/Technology 7,1067-1070(1989))和Tauch等(FEMSMicrobiological Letters 123,343-347(1994))描述的方法进行通过转化的基因转移。
也可以通过如下方法实现增强yggB基因的表达:用更强的表达调控序列取代染色体DNA上或质粒上的表达调控序列,包括yggB基因的启动子;修饰涉及调控yggB基因表达的元件,例如操纵子和/或抑制子;或将强终止子融合到yggB基因的终止密码子的下游(Hamilton等;Journal ofBacterology171:4617-4622)。例如,已知lac启动子、trp启动子、trc启动子、PL启动子、PS2启动子(Appl Environ Microbiol.2003 Jan;69(1):358-66;MolMicrobiol.1993 Jul;9(1):97-109;WO93/03158)等为强启动子。在Goldstein等(Prokaryotic promoters in biotechnology.Biotechnol.Annul.Rev.,1995,1,105-128)中公开了评估启动子强度的方法和强启动子的实例。而且,也可以将几个核苷酸取代引入到yggB基因的启动子区中,以使启动子更强(WO00/18935)。例如,可以用“TTGACA”或“TTGCCA”取代“-35区”,或可以用“TATAAT”或“TATAAC”取代“-10区”。此外,已知在核糖体结合位点(RBS)和翻译起始密码子之间的间隔序列,尤其是正好在起始密码子上游的几个核苷酸,对翻译效率具有巨大的影响。因此,可以修饰这个序列。yggB基因的“表达调控序列”的意思是影响yggB基因表达量的区域,且它们的实例包括yggB基因的上游区。适合于修饰以增强yggB基因表达的上游区包括yggB基因的翻译起始密码子上游的区域(例如,SEQ ID NO:5的核苷酸1436上游的区域),并且其优选实例包括翻译起始密码子的上游至少500bp的区域,并且其更优选的实例包括翻译起始密码子的上游至少300bp的区域。
也可以通过例如使用如上所述的温度敏感质粒实现表达调控序列的取代。
可以将修饰表达调控序列与增加yggB基因的拷贝数组合。
<II>引入突变型yggB基因
使用yggB基因的修饰可以将突变型yggB基因引入到棒状杆菌型细菌中。引入突变型yggB基因包括将突变引入到染色体yggB基因中、引入包含 突变型yggB基因的质粒和用突变型yggB基因取代染色体yggB基因。
在本发明中,“突变型yggB基因”的意思是在yggB基因编码区包含突变的yggB基因,这使得当其被引入到棒状杆菌型细菌中时,在过量生物素存在下所述yggB基因增强棒状杆菌型细菌产生L-谷氨酸的能力。突变型yggB基因可以是当其被引入到棒状杆菌型细菌中时,在产生L-谷氨酸的条件下,以及在过量生物素存在下,增强棒状杆菌型细菌产生L-谷氨酸能力的基因。
术语“在过量生物素存在下增强了棒状杆菌型细菌产生L-谷氨酸的能力”的意思是,当在含有生物素的培养基中培养本发明所述的棒状杆菌型细菌时,其中生物素的浓度为棒状杆菌型细菌的未修饰的菌株基本上不能产生L-谷氨酸的浓度,例如,在含有不少于30μg/L生物素的培养基中,所述菌株与未修饰的菌株相比引起培养基中更多L-谷氨酸的积累,或所述菌株与未修饰的菌株相比以更高速率(rate)产生L-谷氨酸。
以下,描述本发明获得突变型yggB基因的方法和引入突变型yggB基因的方法的实施例。然而本发明获得突变型yggB基因的方法和引入突变型yggB基因的方法不限于这些实施例。
(II-1)利用odhA基因缺陷(odhA gene-deficient)菌株的方法
本发明的发明人已发现,可以通过使用odhA(sucA)基因破坏的菌株有效地获得突变型yggB基因,其中编码α-酮戊二酸脱氢酶的Elo亚基的基因被破坏。
在本发明中,α-酮戊二酸脱氢酶(α-KDGH)活性的意思是催化α-酮戊二酸(2-酮戊二酸(2-oxoglutaric acid))的氧化脱羧以产生琥珀酰CoA的活性。所述反应被三类酶催化,即,α-酮戊二酸脱氢酶(E1o EC1.2.4.2)、二氢硫辛酰胺-S-琥珀酰转移酶(dihydrolipoamide-S-succinyltransferase)(E2o)和二氢硫辛酰胺脱氢酶(E3)。α-酮戊二酸脱氢酶也被称为酮戊二酸脱氢酶(琥珀酰转移酶)或2-酮戊二酸脱氢酶。所述α-KGDH活性可以通过Shiio等(Isamu Shiio and KyokoUjigawa-Takeda,Agric.Biol.Chem.,44(8),1897-1904,1980)的方法测定。
已鉴定编码棒状杆菌型细菌的α-酮戊二酸脱氢酶(odhA)E1o亚基的基因的核苷酸序列(Microbiology 142,3347-3354,(1996),GenBank登录号D84102)。SEQ ID NO:43的核苷酸443-4213显示了odhA基因的核苷酸序列,并且SEQID NO:44显示了odhA基因的氨基酸序列。
例如,通过使用上述sacB基因的方法可以获得odhA基因破坏的菌株。 首先,使用基于odhA基因的核苷酸序列设计的引物,例如SEQ ID NOS:1和2所示的那些,并将棒状杆菌型细菌如ATCC13869菌株的染色体DNA作为模板,通过PCR扩增odhA基因的内部序列(internal sequence)。将odhA基因的内部片段插入到质粒中以构建用于odhA基因破坏的质粒。所述用于基因破坏的质粒包括用于棒状杆菌型细菌的温度敏感质粒(JP-A-05-00791),以及pBS3,其为包含如实施例1中所述的sacB基因的自杀载体。
通过电脉冲方法将所得质粒引入菌株中,该菌株不能在过量生物素存在下引起L-谷氨酸积累,例如,野生型谷氨酸棒杆菌ATCC13869、ATCC13032菌株(JP-A-2-207791)。获得单交换重组体,其中发生了质粒上的突变型odhA基因和染色体odhA基因之间的同源重组。当使用温度敏感质粒时,在质粒不能复制的温度获得单交换重组体。例如,可以通过使用SEQ ID NOS:3和4的寡核苷酸来确定菌株是否为单交换重组体。
在含有糖的培养基中分离由此获得的odhA基因破坏的菌株。在分离的过程中,将自发突变以高频率引入染色体yggB基因中。然后,通过在含有过量生物素的培养基中培养菌株来评估所分离的菌株产生L-谷氨酸的能力。例如,将候选菌株接种到20ml培养基(30g/l葡萄糖、15g/l硫酸铵、1g/lKH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l维生素B1、300μg/l生物素、0.48g/l大豆水解物(总氮),用KOH调节至pH 8.0:于115℃高压灭菌10分钟)中,然后加入1g热灭菌的碳酸钙,并且摇动培养所述菌株。在糖被完全消耗之后,测定积累的L-谷氨酸的量。选择产生L-谷氨酸的菌株,例如,那些产生不少于50%(每糖得率(yield persugar))L-谷氨酸的菌株,并且测定所选菌株的yggB基因的核苷酸序列以获得将突变引入yggB基因的菌株。
为了构建只携带突变型yggB基因的菌株,优选用野生型odhA基因取代染色体上被质粒破坏的odhA基因。odhA基因缺陷的菌株在无糖培养基中生长相当缓慢。然而,当odhA基因回复为野生型基因时,所述菌株可在无糖培养基,例如CM2B培养基(10g/l聚胨、10g/l酵母提取物、5g/l NaCl、10μg/l生物素、20g/l琼脂,用KOH调节至pH 7.0)中良好生长。因此,将所述odhA基因破坏的菌株涂布到CM2B平板上以选择生长改善的菌株。将由此出现的生长改善的菌株在CM2B平板上纯化,并且根据剩余载体的缺失,可以通过测试菌株对抗生素的敏感性来评估菌株是否具有野生型odhA基因。此外, 可测定所述odhA基因的核苷酸序列。
或者,可从odhA-yggB双突变菌株克隆突变型yggB基因,并且引入到野生型菌株中。例如,可以通过使用双突变菌株的染色体DNA作为模板和SEQ ID NOS:9和10中所示的引物进行PCR来扩增突变型yggB基因。将扩增的产物插入到用于棒状杆菌型细菌的温度敏感质粒,如pHSC4(JP-A-05-007491)或实施例1中所述的自杀载体pBS3中,以用突变型yggB基因取代染色体上的野生型yggB基因。可以通过测定染色体上yggB基因的核苷酸序列来确定突变是否已引入染色体上的yggB基因中。
(II-2)使用转座元件的方法
还可通过使用棒状杆菌型细菌中的转座元件来筛选具有突变型yggB基因的棒状杆菌型细菌。转座元件可包括插入序列(IS)和人工转座子。突变yggB基因可以是具有偶然插入到编码区的IS和/或转座子的基因,或通过使用人工转座子人工获得的基因。例如,可基于对l-谷氨酸类似物的敏感性的减少来选择其中插入转座元件的菌株。作为L-谷氨酸类似物,可以使用4-氟谷氨酸(4-fluoroglutamic acid)。此外,可通过用含有抗生素抗性基因的人工转座子随机选择抗生素抗性菌株,并通过PCR确定所述抗生素抗性菌株的yggB基因的长度来选择其中插入转座元件的菌株。
还可以使用JP-A-09-070291中所述方法,以将IS引入棒状杆菌型细菌中。可使用人工转座子,其包括夹在IS两侧的反向重复序列(IR)之间的标记基因和转座酶的结构基因。在此情况下,转座酶的结构基因可以与标记基因和IS一起存在于相同质粒中,或可以在不同的质粒上。或者,可以使用转座子的功能,该转座子存在于宿主棒状杆菌型细菌的染色体上。编码源自棒状杆菌型细菌的转座酶的基因的实例按照GenBank登录号显示。
1.NCgl0179 Cgl0182;转座酶
2.NCgl0235 Cgl0238;推定的转座酶
3.NCgl0348 Cgl0355;推定的转座酶
4.NCgl0688 Cgl0718;推定的转座酶
5.NCgl0919 Cgl0959;转座酶
6.NCgl0993 Cgl1037;转座酶
7.NCgl1021 Cgl1066;转座酶
8.NCgl1464 Cgl1521;推定的转座酶
9.NCgl1496 Cgl1557;转座酶
10.NCgl1662 Cgl1733;推定的转座酶
11.NCgl1664 Cgl1734;转座酶
12.NCgl2131 Cgl2212;转座酶
13.NCgl2284 Cgl2367;转座酶
14.NCgl2392 Cgl2479;推定的转座酶
15.NCgl2418 Cgl2504;推定的转座酶
16.NCgl2420 Cgl2506;推定的转座酶
17.NCgl2460 Cgl2548;预测的转座酶
18.NCgl2542 Cgl2631;预测的转座酶
19.NCgl2665 Cgl2761;推定的转座酶
20.NCgl2748 Cgl2845;推定的转座酶
21.NCgl2850 Cgl2951;预测的转座酶
使用合适的载体,例如在棒状杆菌型细菌中可复制的质粒可以将IS或人工转座子引入棒状杆菌型细菌中。所述质粒的具体实例包括pHM1519(Agric.Biol.Chem.,48,2901-2903(1984))、pAM330(Agric.Biol.Chem.,48,2901-2903(1984))和通过对这些进行修饰以携带药物抗性基因而获得的质粒。此外,为了有效地扩增染色体上的IS或人工转座子,优选使用如上面(1)所述的具有温度敏感复制起点的质粒(参见JP-A-5-7491)。用于此筛选的亲本菌株优选是在过量生物素存在下不能引起L-谷氨酸积累的菌株,例如,ATCC13869菌株,其为谷氨酸棒杆菌的野生型菌株。
作为将携带IS或人工转座子的质粒引入棒状杆菌型细菌的方法,可以使用常规使用的方法,例如原生质体法(Gene,39,281-286(1985))、电穿孔法(Bio/Technology,7,1067-1070(1989))等。
将温度敏感质粒上携带的IS或人工转座子引入棒状杆菌型细菌中,可以通过如下进行:用质粒转化棒状杆菌型细菌;在25℃培养转化体,在该温度所述质粒可以复制,以将IS或人工转座子扩增至每个细胞几十至几百个拷贝,以使IS或人工转座子能够引入染色体中;然后在34℃培养细胞以去除额外的质粒。或者,可以使用仅有IS或人工转座子的DNA片段或不能在棒状杆菌型细菌中复制的质粒载体(例如,在大肠杆菌中可复制的质粒载体),以将 IS或人工转座子引入棒状杆菌型细菌的染色体中(JP-A-7-107976,Vertes,A.A.,Asai,Y.,Inui,M.,Kobayashi,M.,Kurusu,Y.and Yukawa,H.:Mol.Gen.Genet.,245,397-405(1994))。
将在染色体上具有IS或人工转座子的菌株在含有过量生物素的培养基中培养,以选择引起L-谷氨酸积累的菌株。通过测定此菌株染色体上的yggB基因的核苷酸序列,可以获得具有突变型yggB基因的棒状杆菌型细菌。
(II-3)体外将突变随机引入至yggB基因中的方法
此外,可以通过如下方法获得突变型yggB基因:体外将突变随机引入至yggB基因中,将突变的基因引入棒状杆菌型细菌中,并且筛选在过量生物素存在下产生L-谷氨酸的菌株,作为存在突变型yggB基因的结果。对于筛选有用的亲本菌株优选是在过量生物素存在下不能引起L-谷氨酸积累的菌株,例如,谷氨酸棒杆菌ATCC13869菌株、ATCC13032菌株、ATCC14067菌株和栖糖蜜棒杆菌ATCC17965菌株。
为了筛选突变型yggB基因,优选使用yggB缺陷的菌株。可以通过与使用sacB基因的上述方法相类似的方法来构建yggB基因破坏的菌株。例如,使用SEQ ID NOS:39和40所示的引物和谷氨酸棒杆菌ATCC13869的染色体DNA作为模板进行PCR,以制备yggB基因的N-末端片段。类似地,使用SEQ ID NOS:41和42的合成DNAs作为引物进行PCR以制备C-末端片段。SEQ ID NOS:40和41是彼此互补的。随后,使用等摩尔量N-末端片段和C-末端片段的混合物作为模板,和SEQ ID NOS:39和42的合成DNAs作为引物进行PCR以制备片段,其中yggB基因的内部序列被缺失。
将所得PCR片段插入到用于基因破坏的质粒,例如,携带果聚糖蔗糖酶基因的pBS4S。将所得质粒引入到棒状杆菌型细菌,例如谷氨酸棒杆菌ATCC13869菌株的染色体中,以构建yggB基因破坏的菌株。
然后,例如,可以如下进行yggB基因的体外诱变。首先,将yggB基因克隆到可以在棒状杆菌型细菌中复制的质粒中。将约10μg所得的携带yggB基因的质粒溶解于含有诱变剂(mutagen)的缓冲液中,例如,含有400mM羟胺和1mM EDTA(pH 6.0)的500mM磷酸盐缓冲液,并在75℃加热60至90分钟以将突变引入到yggB基因中。诱变之后,将质粒用SUPREC-02(TakaraBio INC.)等脱盐,然后将其引入ATCC13869ΔyggB菌株中,并在含有抗生 素的培养基中筛选转化体。作为对照,将没有诱变的携带yggB基因的质粒引入到ATCC13869ΔyggB菌株中,将出现的转化体接种到含有过量生物素的培养基上并且摇动培养,然后测定积累的L-谷氨酸的浓度。在培养引入了携带野生型yggB基因的质粒的菌株的培养基中,L-谷氨酸基本不积累;然而在培养引入了携带突变型yggB基因的质粒的菌株的培养基中,积累了显著量的L-谷氨酸。可以通过从所述菌株提取质粒,并测定yggB基因的核苷酸序列来确定菌株是否携带突变型yggB基因。
或者,可以通过如易错PCR、DNA改组(DNA shuffling)和StEP-PCR(FirthAE,Patrick WM;Bioinformatics.2005 Jun 2;Statistics of protein libraryconstruction)的方法将突变人工引入到yggB基因中,从而获得突变型yggB基因。
除上述的方法外,将突变引入到染色体上yggB基因中的方法包括以下方法:用X光或紫外光照射或用诱变剂例如N-甲基-N’-硝基-N-亚硝基胍处理棒状杆菌型细菌,并选择在过量生物素存在下产生L-谷氨酸的菌株。可通过测定染色体上yggB基因的核苷酸序列来确定是否已将突变型yggB基因引入。
(II-4)筛选L-谷氨酸类似物抗性菌株的方法
可以通过如下获得突变型yggB基因:在含有L-谷氨酸类似物的培养基中培养具有野生型yggB基因的棒状杆菌型细菌,并选择在所述培养基中可以生长的L-谷氨酸类似物抗性菌株。在此方法中使用的亲本菌株优选上述棒状杆菌型细菌的野生型菌株,并且可以是具有野生型yggB基因的任何菌株,包括具有包含野生型yggB基因的质粒的菌株。
如本文所用的“L-谷氨酸类似物”包括γ-甲基L-谷氨酸(γ-methylL-glutamate)、α-甲基谷氨酸、β-羟基谷氨酸、甲硫氨酸磺基肟(methioninesulfoximine)、谷氨酸-γ-单氧肟酸(glutamicacid-γ-monohydroxamate)、2-氨基-4-膦酰丁酸、γ-单乙基L-谷氨酸、二甲基L-谷氨酸、二-叔-丁基L-谷氨酸(di-t-butyl L-glutamic acid)、单氟谷氨酸、二乙基L-谷氨酸、D-谷氨酸和4-氟谷氨酸,并且在它们之中,优选使用4-氟谷氨酸。例如,L-谷氨酸类似物抗性菌株可以如下获得。即,将棒状杆菌型细菌接种到含有L-谷氨酸类似物的基本培养基上,并且收集在24-48小时之后出现的菌落。添加到培养基的L-谷氨酸类似物的浓度优选这样的浓度,在该 浓度具有未突变yggB基因的菌株不能生长而具有突变yggB基因的菌株能够生长。具体地,4-氟谷氨酸的浓度是1.25mM或更高,优选2.5mM或更高,并且更优选5mM或更高。例如,如本文所用的“L-谷氨酸类似物抗性菌株”的意思是,当在含有4-氟谷氨酸的基本培养基中培养所述菌株时,其中野生型菌株的活细胞计数(能够形成菌落的细胞数)被抑制到不多于当缺乏4-氟谷氨酸时的1/100,所述菌株显示的生长是缺乏4-氟谷氨酸时培养的菌株的1/10或更多。
将所得L-谷氨酸类似物抗性菌株接种到含有过量生物素的液体培养基中并且摇动培养,随后测量在培养基中积累的L-谷氨酸的浓度。尽管具有野生型yggB基因的菌株几乎不积累L-谷氨酸,但一些L-谷氨酸类似物抗性菌株积累显著量的L-谷氨酸。将yggB基因从这样的菌株扩增,并测定其核苷酸序列,并且由此可获得新的突变型yggB基因。
(III)突变型yggB基因
以下,描述突变型yggB基因的具体实例。然而,本发明的突变型yggB基因不限于这些基因。
通过上述方法获得的突变型yggB基因没有具体限制,只要当将其引入棒状杆菌型细菌中时,所述突变型yggB基因具有使棒状杆菌型细菌在过量生物素存在下产生L-谷氨酸的能力增强的功能。
(III-1)yggB基因C-末端区的突变
将此突变引入到编码SEQ ID NO:6,68,84或85的氨基酸419-533,或SEQ ID NO:62的氨基酸419-529的区域中。例如,在SEQ ID NO:5中,此区域对应于由核苷酸2692至3035组成的区。只要将此突变引入到所述区域中,此突变可以是任何类型,并且包括点突变和插入人工序列。其中,引入插入序列(IS)或人工转座子的突变是优选的。所述突变可以引起氨基酸取代(错义突变)、移码或终止密码子(无义突变),作为点突变、插入IS或转座子的结果。
(III-1-1)插入转座元件的突变(2A-1型突变)
在C-末端区中的突变的实例包括,在紧接着SEQ ID NO:5位置2691的“G”处插入转座元件例如插入序列(IS)。具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:7,并且由所述基因编码的突变型YggB蛋白的 氨基酸序列示于SEQ ID NO:8。插入到SEQ ID NO:7的核苷酸序列中的IS与IS 1207(GenBank登录号X96962)和IS719(GenBank登录号E12759)具有高同源性。在SEQ ID NO:8的氨基酸序列中,用较短的IS衍生序列取代在Ygg蛋白(SEQ ID NO:6)的位置419含有Val和其后的C-末端区。将此类型的突变命名为2A-1型突变,其包括在SEQ ID NOS:6,62,68,84和85的氨基酸序列中改变或缺失C-末端区的突变。
此外,2A-1型突变还包括其它突变,所述其它突变将其它IS或转座子引入到与2A-1型突变相同的位点。插入IS或转座子的位置可以是任何位置,只要其位于上述区域之内。优选将IS插入到转座酶可以容易地识别它的位置,或插入到IS易于插入的热点(hot spot)。
(III-1-2)导致用另外的氨基酸取代脯氨酸的突变(66型和22型突变)
此外,在C-末端区的突变的实例还包括,导致用另外的氨基酸取代C-末端区中的脯氨酸的突变。在下列位置的脯氨酸可以用SEQ ID NO:6的氨基酸序列中的其它氨基酸取代。
在位置424的Pro(SEQ ID NO:62,68,84,85中的424)
在位置437的Pro(SEQ ID NO:62,68,84,85中的437)
在位置453的Pro(SEQ ID NO:62,68,84,85中的453)
在位置457的Pro(SEQ ID NO:62,68,84,85中的457)
在位置462的Pro(SEQ ID NO:62,68,84,85中的462)
在位置469的Pro(SEQ ID NO:62,68,84,85中的469)
在位置484的Pro(SEQ ID NO:62,68,84,85中的484)
在位置489的Pro(SEQ ID NO:62,68,84,85中的489)
在位置497的Pro(SEQ ID NO:62,68,84,85中的497)
在位置515的Pro(SEQ ID NO:62,68,84,85中的515)
在位置529的Pro(SEQ ID NO:68,84,85中的529,SEQ ID NO:62中的525)
在位置533的Pro(SEQ ID NO:68,84,85中的533,SEQ ID NO:62中的529)
认为YggB蛋白的C-末端区中的脯氨酸残基在YggB蛋白三维结构的保持中扮演重要角色(Protein Eng.2002 Jan;15(1):29-33,J Biol Chem.1991 Dec 25;266(36):24287-94.)。
尤其,用另外的氨基酸取代SEQ ID NO:6,62,68,84或85中位置424的脯氨酸和/或在位置437的脯氨酸是优选的。
所述另外的氨基酸的实例包括Ala,Arg,Asp,Asn,Cys,Glu,Gln,Gly,His,Ile,Met,Leu,Lys,Phe,Ser,Trp,Tyr,Val和Thr。由于另外的氨基酸取代在位置424的脯氨酸,所以疏水氨基酸例如Ala,Gly,Val,Leu和Ile是优选的,并且具有支链的氨基酸例如Leu,Val和Ile是更优选的。用Leu取代在位置424的脯氨酸的突变的实例包括在SEQ ID NO:67中用“T”取代位置1673的“C”的突变。具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:69中,并且由该基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:70中。
作为取代在位置437的脯氨酸的其它氨基酸,含有羟基的氨基酸例如Thr,Ser,Tyr是优选的,并且具有Ser的氨基酸是更优选的。用Ser取代在位置437的Pro的突变的实例包括在SEQ ID NO:5中用“T”取代位置2745的“C”的突变。而且,此突变可以伴随以在SEQ ID NO:5中用“T”取代位置3060的“C”的突变。具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:73,并且由该基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:74。
(III-2)yggB基因的跨膜区中的突变
推测由yggB基因编码的YggB蛋白具有五个跨膜区。在SEQ ID NOs:6,62,68,84和85所示的野生型YggB蛋白的氨基酸序列中,所述跨膜区对应于氨基酸1至23(第一跨膜区)、氨基酸25至47(第二跨膜区)、氨基酸62至84(第三跨膜区)、氨基酸86至108(第四跨膜区)和氨基酸110至132(第五跨膜区)。在SEQ ID NO:5中,编码这些区域的核苷酸分别对应于核苷酸1437至1505、核苷酸1509至1577、核苷酸1620至1688、核苷酸1692至1760和核苷酸1764至1832。此类型的突变优选引入到这些区域中。此类突变优选将一个或多个氨基酸的取代、缺失、添加、插入或倒位引入到这些区域中,而不引起移码突变和翻译终止。在这些突变当中,在上述区域中导致氨基酸取代的错义突变是优选的。将被取代、缺失、添加、插入或倒位的“几个”氨基酸的数目是指2至20,优选2至10,更优选2至5,并且还更优选2或3。导致插入和缺失一个或几个氨基酸而无移码的突变也是优选的,并且更优选插入或缺失3,6,9,12,15,18或21个核苷酸,还更优选缺失或插入3,6或9个核 苷酸,并且更加优选缺失或插入3个核苷酸。
跨膜区中的突变的具体实例包括下列:
(III-2-1)第一跨膜区中的突变(A1型突变)
此类型突变包括突变,其将一个或多个氨基酸引入SEQ ID NOs:6,62,68,84和85所示的氨基酸序列中在位置14的亮氨酸和在位置15的色氨酸之间,并且更具体地包括突变,其将三个氨基酸,例如,Cys-Ser-Leu,引入在位置14的Leu和在位置15的色氨酸之间。此突变包括紧接着SEQ ID NO:5的野生型yggB基因中在位置1480的G插入TTCATTGTG。具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:19,并且由该基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:20。
(III-2-2)第4跨膜区中的突变(19型突变)
此类型的突变包括在SEQ ID NOs:6,62,68,84和85所示的氨基酸序列中用另外的氨基酸取代在位置100的Ala。另外的氨基酸的实例包括Arg,Asp,Asn,Cys,Glu,Gln,Gly,His,Ile,Met,Leu,Lys,Phe,Pro,Ser,Trp,Tyr,Val和Thr。在这些之中,含有羟基的氨基酸例如Thr,Ser和Tyr是优选的,并且苏氨酸是更优选的。用Thr取代在位置100的Ala的突变包括用“A”取代SEQ IDNO:5在位置1734的“G”的突变。
具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:21,并且由该基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:22。
(III-2-3)第5跨膜区中的突变(L30型突变、8型突变)
此类突变包括在示于SEQ ID NOs:6,62,68,84和85的氨基酸序列中用在另外的氨基酸取代在位置111的Ala的突变。另外的氨基酸的实例包括Arg,Asp,Asn,Cys,Glu,Gln,Gly,His,Ile,Met,Leu,Lys,Phe,Pro,Ser,Trp,Tyr,Val和Thr。在这些之中,含有支链的氨基酸例如Val、Ile和Leu,和含有羟基的氨基酸例如Thr、Ser和Tyr是优选的,并且Val或Thr是优选的。此类型的突变包括在SEQ ID NO:5的核苷酸序列中用“T”取代在位置1768的“C”的突变(L30型突变),和在SEQ ID NO:61的核苷酸序列中用“A”取代在位置837的“G”的突变(8型突变)。具有L30型突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:23,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:24。具有8型突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:63,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ IDNO:64。
(IV)突变型yggB基因的同等物(equivalent)
本发明中所用的“突变型yggB基因”可以是功能上等效的基因,其基本上与上述“突变型yggB基因”同源,例如,包含核苷酸序列的突变型基因,所述核苷酸序列在严紧条件下能够与至少一个选自下组核苷酸序列的互补核苷酸序列及由这些核苷酸制备的探针杂交:SEQ ID NO:7的核苷酸1437至2705、SEQ ID NO:19的核苷酸1437至3044、SEQ ID NO:21的核苷酸1437至3035、SEQ ID NO:63的核苷酸507至2093、SEQ ID NO:69的核苷酸403至2001和SEQ ID NO:23的核苷酸1437至3035、SEQ ID NO:73的核苷酸548至2146,只要所述基因具有在过量生物素存在下使棒状杆菌型细菌产生L-谷氨酸的能力增强的功能。
本文所用的“严紧条件”是这样的条件,在该条件下形成所谓的特异杂合体,而不形成非特异杂合体。严紧条件的实例包括这样的条件,在该条件下具有高同源性的DNA相互杂交,例如具有不少于70%,优选不少于80%,更优选不少于90%,特别优选不少于95%的同源性的DNA相互杂交,而具有低于70%的同源性的DNA不相互杂交,和这样的条件,在该条件下DNA在Southern杂交的常规洗涤的盐浓度相互杂交,即,在1 x SSC,0.1%SDS在60℃,优选0.1 x SSC,0.1%SDS在60℃,更优选0.1 x SSC,0.1%SDS在68℃洗涤一次或优选2-3次。
本发明所用的突变型yggB基因包括编码蛋白质的基因,所述蛋白质具有SEQ ID NOs:8,20,22,24,64,70或74的氨基酸序列,其中在如上所述的特定(specific)氨基酸之外的一个或多个位置取代、缺失、插入或添加一个或多个氨基酸,同时保留在过量生物素存在下增强棒状杆菌型细菌产生L-谷氨酸的能力的功能。尽管本文涉及的“几个”氨基酸残基的数目可以依据蛋白质氨基酸残基的三维结构或类型而改变,但其可以优选为2至20,更优选2至10,特别优选2至5。
yggB基因优选编码蛋白,其具有上述特定的氨基酸取代或缺失,并且与SEQ ID NOs:8,20,22或24,64,70或74所示的氨基酸序列具有不少于70%,更优选不少于80%,还更优选不少于90%,特别优选不少于95%的同源性, 同时保留在过量生物素存在下增强棒状杆菌型细菌产生L-谷氨酸的能力的功能。上述取代优选是保守取代(中性突变(neutral mutation))。在芳族氨基酸的情况下,保守取代包括phe,trp和tyr的相互取代。在疏水性氨基酸的情况下,保守取代包括leu,ile和val的相互取代。在极性氨基酸的情况下,保守取代包括gln和asn的相互取代。在碱性氨基酸的情况下,保守取代包括arg,lys和his的相互取代。在酸性氨基酸的情况下,保守取代为asp和glu的相互取代。在含有羟基的氨基酸的情况下,保守取代包括ser和thr的相互取代。所述保守取代还包括:用ser或thr取代Ala,用Gln、His或Lys取代Arg,用Glu、Gln、Lys、His或Asp取代Asn,用Asn、Glu或Gln取代Asp,用Ser或Ala取代Cys,用Asn、Glu、Lys、His、Asp或Arg取代Gln,用Gly、Asn、Gln、Lys或Asp取代Glu,用Pro取代Gly,用Asn、Lys、Gln、Arg或Tyr取代His,用Leu、Met、Val或Phe取代Ile,用Ile、Met、Val或Phe取代Leu,用Asn、Glu、Gln、His或Arg取代Lys,用Ile、Leu、Val或Phe取代Met,用Trp、Tyr、Met、Ile或Leu取代Phe,用Thr或Ala取代Ser,用Ser或Ala取代Thr,用Phe或Tyr取代Trp,用His、Phe或Trp取代Tyr和用Met、Ile或Leu取代Val。如上所述,显示为Xaa的氨基酸在SEQ ID NO:85的氨基酸序列中可以被取代。
尤其,在SEQ ID NO:8,20,22,24,64,70或74的氨基酸序列中可以取代或缺失下列氨基酸。
在位置48的Glu(优选被Arg取代)
在位置275的Asp(优选被Ser取代)
在位置298的Glu(优选被Ala取代)
在位置343的Ala(优选被Val取代)
在位置396的Phe(优选被Ile取代)
在位置438的Ser(优选被Gly取代)
在位置445的Val(优选被Ala取代)
在位置454的Ala(优选被Val取代)
在位置457的Pro(优选被Ser取代)
在位置474的Ser(优选被Asp取代)
在位置517的Val(优选缺失)
在位置518的Glu(优选缺失)
在位置519的Ala(优选缺失)
在位置520的Pro(优选缺失)
(V)将上述突变型yggB基因引入到棒状杆菌型细菌中的方法
可通过常规方法获得具有上述特异性突变的突变型yggB基因,所述常规方法包括定点诱变(site-directed mutagenesis)技术。定点诱变技术包括重叠延伸PCR(overlap extension PCR)方法,其使用具有突变的PCR引物扩增突变基因(Urban,A.,Neukirchen,S.and Jaeger,K.E.,A rapid and efficient method forsite-directed mutagenesis using one-step overlap extension PCR.Nucleic AcidsRes,25,2227-8.(1997))。
可以通过将上述突变型yggB基因引入棒状杆菌型细菌中来获得具有上述突变型yggB基因的本发明的棒状杆菌型细菌。可以用突变型yggB基因取代染色体上的野生型yggB基因。可以将突变型yggB基因引入其中野生型yggB基因被破坏的棒状杆菌型细菌。另外,如在单交换重组体的情况下,突变型yggB基因可与野生型yggB基因在棒状杆菌型细菌中共存。例如,可以通过使用,例如,含有编码上述果聚糖蔗糖酶的sacB基因的温度敏感质粒进行染色体上yggB基因的取代。此外,为了将突变型yggB基因引入棒状杆菌型细菌中,可以使用载体,例如在棒状杆菌型细菌中可复制的质粒或转座子,其包含突变型yggB基因。
为了将突变型yggB基因引入棒状杆菌型细菌的染色体DNA中,还可以通过靶向以多拷贝存在于染色体DNA上的序列来进行同源重组。这样的序列的实例包括存在于转座元件末端上的反向重复序列和重复DNA。突变型yggB基因可以单拷贝或多拷贝存在于棒状杆菌型细菌中。可通过PCR、Southern杂交等确认将突变型yggB基因引入棒状杆菌型细菌。
此外,突变型yggB基因可受到源自其它基因的强启动子控制,如WO00/18935中所述。例如,lac启动子、trp启动子、trc启动子、PS2启动子等被称为强启动子。还可以将核苷酸取代引入到突变型yggB基因的启动子区,以增强突变型yggB基因的表达。可通过使用,例如,温度敏感质粒来进行表达调控序列的取代。
(VI)L-谷氨酸类似物抗性
此外,本发明的棒状杆菌型细菌可以具有增加的对L-谷氨酸类似物的抗性,作为引入本发明的突变型yggB基因的结果。如本文所用的“L-谷氨酸类似物”包括γ-甲基L-谷氨酸、α-甲基谷氨酸、β-羟基谷氨酸、甲硫氨酸磺基肟、谷氨酸-γ-单氧肟酸、2-氨基-4-膦酰丁酸、γ-单乙基L-谷氨酸、二甲基L-谷氨酸、二-叔-丁基L-谷氨酸、单氟谷氨酸、二乙基L-谷氨酸、D-谷氨酸和4-氟谷氨酸。例如,通过以下事实来确认对L-谷氨酸类似物的抗性的增加:当将本发明的菌株在含有一定浓度的4-氟谷氨酸的基本培养基中培养时,在所述浓度下亲本菌株的活细胞计数(能够形成菌落的细胞数)与在缺乏4-氟谷氨酸的条件下培养时相比被抑制到不多于1/100,菌株与在缺乏4-氟谷氨酸的条件下培养时显示1/10或更多的生长。具体地,优选所述菌株具有对1.25mM或更多,优选2.5mM或更多,并且更优选5mM或更多的4-氟谷氨酸的抗性。
(VII)进一步修饰以使抑制突变型yggB基因功能的基因失活
可以进一步修饰本发明的棒状杆菌型细菌以使抑制突变型yggB基因功能的基因失活。所述“抑制突变型yggB基因功能的基因”的意思是,通过在菌株中扩增该基因来抑制引入突变型yggB基因的菌株产生L-谷氨酸。这样的基因的实例包括symA基因(yggB突变抑制基因(suppressor of yggBmutation))。将symA基因显示为谷氨酸棒杆菌ATCC13032菌株的基因组序列(Genbank登录号NC_003450)的核苷酸编号2051306-2051845,并且登记为NCgl 1867(NP_601149.hypothetical prot...[gi:19553147])。谷氨酸棒杆菌ATCC13869菌株的symA基因示于SEQ ID NO:86的核苷酸585-1121。symA基因可以是DNA,其能够在严紧条件下与SEQ ID No:86的核苷酸585-1121的互补核苷酸序列或由所述核苷酸制备的探针杂交,只要该DNA抑制所述突变型yggB基因在棒状杆菌型细菌中的功能。
可通过以下方法进行基因失活:破坏该基因、缺失该基因或修饰它以减少该基因的表达。可以使用与用于减少酶活性的上述方法相似的方法将symA基因失活。
(VIII)进一步修饰以减少α-酮戊二酸脱氢酶活性
在本发明中,除使用yggB基因的修饰之外,优选修饰棒状杆菌型细菌,以将α-酮戊二酸脱氢酶(在下文中,称作“α-KGDH”)的活性减少。所述“将α-KGDH活性减少”的意思是,α-KGDH活性与野生型菌株或未修饰菌株, 例如亲本菌株相比减少。可根据Shiio等的方法(Isamu Shiio and KyokoUjigawa-Takeda,Agric.Biol.Chem.,44(8),1897-1904,1980)测量α-KGDH活性。尽管α-KGDH活性与未修饰菌株例如野生型菌株或亲本菌株相比减少是足够的,优选将α-KGDH活性减少至相对于野生型或未修饰菌株的约1/2倍或更少,优选约1/4倍或更少,并且更优选约1/10或更少。本发明的棒状杆菌型细菌可不具有可检测的α-KGDH活性。
能够以与上述相似的方法构建其中α-KGDH活性减少的棒状杆菌型细菌。
例如,可以通过以下方法减少α-KGDH活性:引入编码α-KGDH复合体的E1o亚基的基因,该α-KGDH复合体在硫胺素焦磷酸(thiamine pyrophosphate)结合区(该区由SEQ ID NO:43的核苷酸2498至2584编码(SEQ ID NO:44的686Gly-714Asp))中具有突变。
α-KGDH活性减少的菌株的实例包括乳发酵短杆菌ΔS菌株(WO95/34672)和乳发酵短杆菌AJ12821(FERM BP-4172)菌株(JP-A-06-237779)。当使用携带突变型yggB基因并且具有减少的α-KGDH活性的棒状杆菌型细菌时,可以先减少α-KGDH活性或先引入突变型yggB基因。
<2>产生L-谷氨酸的方法
可通过以下方法产生L-谷氨酸:在培养基中培养本发明的棒状杆菌型细菌以引起L-谷氨酸在培养基中和/或在细菌细胞中的积累,并且从培养基和/或细菌细胞中收集L-谷氨酸。在本发明的产生方法中,优选通过例如,在25-40℃将本发明的棒状杆菌型细菌培养8至120小时来产生L-谷氨酸。
培养基可以是普通培养基,其含有碳源、氮源、无机盐和任选的有机微量营养物如氨基酸和维生素。可使用合成培养基或天然培养基。可使用任何种类的碳源和氮源,只要它们能够被所培养的菌株利用。
糖类例如葡萄糖、甘油、果糖、蔗糖、麦芽糖、甘露糖、半乳糖、淀粉水解物和糖蜜可以用作碳源。另外,有机酸例如乙酸和柠檬酸,和醇例如乙醇也可以单独或组合使用作为碳源。氨、铵盐例如硫酸铵、碳酸铵、氯化铵、磷酸铵和醋酸铵、硝酸盐等可以用作氮源。氨基酸、维生素、脂肪酸、核酸、含有胨的物质、酪蛋白氨基酸(casamino acid)、酵母提取物和大豆蛋白分解物可以以少量用作有机营养物。当使用生长需要氨基酸等的营养缺陷型突变菌 株时,最好加入这样的必需营养物。磷酸盐、镁盐、钙盐、铁盐、锰盐等可以用作无机盐。
可以根据待培养的菌株以合适的量添加表面活性剂如Tween40、青霉素或生物素。例如,可以在过量生物素存在下培养具有突变型yggB基因的菌株,尽管也可以将这样的菌株在含有表面活性剂或青霉素的L-谷氨酸条件(L-glutamic condition)下,或当生物素有限时培养。
优选地,通过控制发酵温度和将培养基的pH调节至3-9来进行需氧培养。当在培养期间pH减少时,通过添加碱如碳酸钙或氨气来中和培养基。约10至约120小时的培养导致培养基中可观量的L-谷氨酸的积累。
此外,可以通过使用液体培养基来进行培养,将该液体培养基调节至产生的L-谷氨酸结晶并析出的条件。L-谷氨酸结晶的条件包括pH 5.0至4.0,优选pH 4.5至4.0,更优选pH 4.3至4.0,特别优选pH 4.0(EP1233069,EP1233070)。
在培养完成后,可以通过常规方法从培养基收集L-谷氨酸。例如,可以通过从培养基去除细菌细胞和浓缩L-谷氨酸,或通过使用离子交换层析来收集L-谷氨酸。当培养在L-谷氨酸结晶和析出的条件下进行时,例如,可通过离心或过滤来收集结晶的L-谷氨酸。在此情况下,还可以在溶解的L-谷氨酸结晶之后收集溶解于培养基中的L-谷氨酸。
实施例
在下文中,将通过参考以下非限制性实施例具体地说明本发明。
实施例1
<构建携带sacB基因的用于基因破坏的载体>
(1-1)构建pBS3
通过使用WO2005/113745和WO2005/113744中的方法进行携带sacB基因的基因破坏载体(gene disruption vector)的构建。使用枯草芽孢杆菌的染色体DNA作为模板和SEQ ID NOS:13和14的寡核苷酸作为引物,通过PCR获得sacB基因(SEQ ID NO:11)。使用LA taq(由TaKaRa制造)如下进行PCR:在94℃贮热5分钟的一个循环;和94℃变性30秒、49℃退火30秒和72℃延伸2分钟的25个循环。将所得PCR产物通过常规方法纯化,然后用BglII 和BamHI消化和平端化。将所述片段插入已用AvaII消化和平端化的pHSG299中。将所得DNA用于转化大肠杆菌JM109的感受态细胞(由TAKARA BIO INC.制造)。然后,将转化的细菌细胞涂布到含有25μg/ml卡那霉素(在下文中,缩写为“Km”)的LB琼脂培养基上,并且温育一夜。其后,分离单菌落作为转化体。从所得转化体中提取质粒,并且将具有目标PCR产物的插入物的质粒命名为pBS3。图1显示构建pBS3的方法。
(1-2)构建pBS4S
使用不引起氨基酸取代的交换PCR通过核苷酸取代来修饰pBS3上卡那霉素抗性基因中的SmaI识别位点,以使pBS3不被SmaI核酸内切酶(endnuclease)切断。首先,使用pBS3作为模板和SEQ ID NOS:15和16的合成DNA作为引物进行PCR,从而获得卡那霉素抗性基因的N-末端片段。另一方面,为了获得卡那霉素抗性基因的C-末端片段,使用pBS3作为模板和SEQ ID NOS:17和18的合成DNA作为引物进行PCR。使用Pyrobest DNA聚合酶(由TAKARA BIO INC.制造)如下进行PCR:在98℃贮热5分钟的一个循环;和98℃变性10秒、57℃退火30秒和72℃延伸1分钟的25个循环,以获得目标PCR产物。SEQ ID NOS:16和17是彼此部分互补的,并且不含有SmaI识别位点。然后,为了获得没有SmaI识别位点的突变卡那霉素抗性基因的全长片段,将上述N-末端和C-末端基因产物以基本上等摩尔量混合在一起。使用所述基因产物作为模板和SEQ ID NOS:15和18的合成DNA作为引物进行PCR,以获得SmaI位点修饰的卡那霉素抗性基因片段。使用PyrobestDNA聚合酶(由TAKARA BIO INC.制造)如下进行PCR:在98℃贮热5分钟的一个循环;和98℃变性10秒、57℃退火30秒和72℃延伸1.5分钟的25个循环,从而获得目标PCR产物。
将所述PCR产物通过常规方法纯化,然后用BanII消化,然后插入到上述pBS3的BanII识别位点中。将所得质粒用于转化大肠杆菌JM109的感受态细胞(可从Takara Bio获得)。即,将转化的细菌细胞涂布到含有25μg/ml卡那霉素的LB琼脂培养基上,并且温育一夜。其后,选择出现的菌落作为转化体。从所得转化体分离质粒,并且将具有目标PCR产物插入物的质粒命名为pBS4S。图2显示构建pBS4S的方法。
实施例2
<从谷氨酸棒杆菌ATCC13869菌株构建odhA基因破坏的菌株>
已鉴定了odhA基因的核苷酸序列,所述odhA基因编码棒状杆菌型细菌的α-酮戊二酸脱氢酶(Microbiology 142,3347-3354,(1996),GenBank登录号D84102)。基于odhA基因的核苷酸序列,设计SEQ ID NOS:1和2所述的引物,并且使用所述引物和ATCC13869菌株的染色体DNA作为模板进行PCR,以扩增odhA基因的内部序列。用BamHI完全消化扩增的PCR片段并将其插入到实施例1构建的pBS4S的BamHI位点,由此获得质粒pBS4SΔsucAint(图3)。
通过电脉冲方法(JP-A-02-207791)将pBS4SΔsucAint引入谷氨酸棒杆菌ATCC13869菌株中,并且将转化的细菌细胞涂布到含有25μg/ml卡那霉素的CM-Dex琼脂培养基(5g/l葡萄糖、10g/l聚胨、10g/l酵母提取物、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、3g/l尿素、1.2g/l大豆蛋白水解物和20g/l琼脂,用NaOH调节至pH 7.5:在120℃高压灭菌20分钟)上。在31.5℃培养之后,使用提取自出现的菌株的每个染色体进行PCR,以确认这些菌株是单交换重组体(single cross-over recombinant),其中将pBS4SΔsucAint通过同源重组并入染色体。将引物用于PCR,所述每个引物具有对于pBS4S质粒特异的序列(SEQ ID NO:3)和与染色体序列互补的序列(SEQ ID NO:4)。因为pBS4S的序列不存在于非重组菌株,所以从非重组菌株扩增不出任何片段,而从单交换重组体扩增单一片段。
将如此获得的单交换重组体命名为2A-1菌株。将野生型13869菌株和2A-1菌株接种到20ml摇瓶培养基(30g/l葡萄糖、15g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/lVB1(维生素B1)、300μg/l生物素和0.48g/l大豆水解物(T-N:总氮),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,随后添加1g热灭菌的碳酸钙,并且将每个菌株在31.5℃摇动培养。在糖被完全消耗之后,测定培养基中积累的L-谷氨酸的浓度。结果示于表1(OD620是稀释至101倍的培养液在620nm的浊度,并表示细胞量,并且Glu(g/L)表示积累的L-谷氨酸的量)。发现2A-1菌株在过量生物素存在下产生L-谷氨酸,而亲本菌株ATCC 13869根本不产生L-谷氨酸。
<表1由对照和2A-1菌株产生的L-谷氨酸的量>
实施例3
<从2A-1菌株构建odhA基因回复体菌株(gene-revertant strain)>
在2A-1菌株中,染色体上的odhA基因被pBS4SΔsucAint破坏。通过从此菌株的染色体消除(curing)该质粒,可将odhA基因回复到野生型。尽管odhA基因破坏的菌株在不含糖的培养基中生长非常缓慢,但其中odhA基因回复到野生型的odhA基因回复体菌株,在不合糖的培养基例如CM2B(10g/l聚胨、10g/l酵母提取物、5g/l NaCl、10μg/l生物素、20g/l琼脂,用KOH调节至pH 7.0)中生长良好。为了获得这样的回复体菌株,将2A-1菌株涂布到CM2B琼脂培养基以选择生长改善的菌株。将出现的生长改善的菌株命名为2A-1R,将其在CM2B琼脂培养基上分离,并且检查所述2A-1R菌株的卡那霉素敏感性。结果发现所有选择的菌株是卡那霉素敏感和蔗糖抗性的。由于pBS4SΔsucAint含有卡那霉素抗性基因和编码果聚糖蔗糖酶(levan sucrase)的sacB基因,所以含有pBS4SΔsucAint的菌株呈现卡那霉素抗性和蔗糖敏感性,而其中pBS4SΔsucAint被去除的菌株呈现卡那霉素敏感性和蔗糖抗性。因此,认为在2A-1R菌株中的odhA基因回复到野生型。测定odhA基因的核苷酸序列证实所述菌株具有野生型odhA基因。
通过与实施例2中所述相同的方法确定2A-1R菌株在过量生物素存在下产生L-谷氨酸的能力。结果示于表2(OD620是稀释至101倍的培养液在620nm的浊度,并表示细胞量,并且Glu(g/L)显示积累的L-谷氨酸的量)。尽管2A-1R菌株的L-谷氨酸积累与2A-1菌株相比稍微减少,但在过量生物素存在下2A-1R菌株产生的L-谷氨酸量比野生型ATCC13869菌株高得多(表2)。另外,当在糖被完全消耗后继续摇动培养时,观察2A-1R菌株中L-谷氨酸的分解,其证明在此菌株中的odhA基因已经回复到野生型(图4)。
<表2对照菌株、odhA基因破坏的菌株和odhA基因回复体菌株的L-谷氨酸产生>
实施例4
<分离涉及通过2A-1R菌株产生L-谷氨酸的基因>
在CM2B琼脂培养基上,2A-1R菌株能够以与野生型菌株ATCC13869基本上相同的速率(rate)形成菌落。然而,在基本平板培养基(20g/l葡萄糖、2.64g/l硫酸铵、0.5g/l KH2PO4、0.5g/l K2HPO4、0.25g/l MgSO4·7H2O、0.01g/lFeSO4·7H2O、0.01g/l MnSO4·7H2O、0.01g/l CaCl2、0.02mg/l CuSO4、40g/lMOPS、30mg/l原儿茶酸、200μg/l VB1·Hu、300μg/l生物素、20g/l琼脂,用NaOH调节至pH 6.7)上,2A-1R与野生型ATCC13869菌株相比显示显著减少的菌落形成率(colony-forming rate)。因此,发现基因,其能够恢复2A-1R菌株在基本培养基中的生长。
将ATCC13869菌株的染色体DNA用Sau3AI部分消化,并且连接到已用BamHI消化的穿梭载体pVK9。将所得质粒用乙醇沉淀,并且用于通过电脉冲方法转化大肠杆菌DH5α的感受态细胞(TAKARA BIO INC.)。pVK9是穿梭载体,其通过以下方法获得:平端化pHSG299(TAKARA BIO INC.)的AvaII位点,并且在此插入片段,所述片段包含在棒状杆菌型细菌中能自主复制的序列,该序列用BamHI和KpnI从pHK4(JP-A-05-007491)切出。将转化的细胞涂布到含有25μg/ml卡那霉素的LB琼脂培养基(10g/l聚胨、5g/l酵母提取物、5g/l NaCl、20g/l琼脂,用NaOH调节至pH 7.0)上,并且在37℃培养一夜。在其后的一天,将所有出现的菌落从平板中用铂环收集,并且提取质粒以构建ATCC13869菌株的质粒文库。将该质粒文库通过电脉冲方法转化到实施例3获得的2A-1R菌株,并且将转化的细胞施加于含有25μg/ml卡那霉素的基本琼脂培养基。选择显示增加的菌落形成率的菌株。通过从所选择的显示增加的菌落形成率的菌株提取质粒,发现具有SEQ ID NO:5所示核苷酸序列的片段插入到pVK9的BamHI位点中。将所得质粒命名为pL5k。
将插入到pL5k中的核苷酸序列与已经公开的谷氨酸棒杆菌ATCC13032的基因组序列(登录号NC_003450)相比,显示pL5k仅含有编码SEQ ID NO:6 所示的氨基酸序列的一个ORF。
使用在因特网上可以获得的程序“SOSUI”(sosui.proteome.bio.tuat.ac.jp/sosuiframe0E.html,在2004/10/07)预测ORF是否编码膜蛋白。使用“SOSUI”的ORF的分析结果说明在此氨基酸序列中存在五个跨膜区。在SEQ ID NO:6的氨基酸序列中,所述跨膜区对应于以下的区:氨基酸1-23、氨基酸25-47、氨基酸62-84、氨基酸86-108和氨基酸110-132。编码这些区的DNA序列对应于SEQ ID NO:5的核苷酸1437-1505、核苷酸1509-1577、核苷酸1620-1688、核苷酸1692-1760和核苷酸1764-1832。这些区的每个氨基酸序列示于SEQ ID NOS:25-29和表3。
<表3由插入的基因编码的蛋白的预测跨膜区>
No . | N-末端 位置 | 跨膜区 | C-末端 位置 | 类型 | 长度 | SEQ ID |
1 | 1 | MILGVPIQYLLYSLW NWIVDTGF | 23 | 次级 | 23 | 25 |
2 | 25 | VAIILVLAFLIPRIGRL AMRIIK | 47 | 初级 | 23 | 26 |
3 | 62 | QLAFAGVGVYIAQIV AFFMLAVS | 84 | 初级 | 23 | 27 |
4 | 86 | MQAFGFSLAGAAIPA TIASAAIG | 108 | 次级 | 23 | 28 |
5 | 110 | GAQSIVADFLAGFFIL TEKQFGV | 132 | 次级 | 23 | 29 |
进一步搜索文献显示,所述ORF被命名为YggB(NCgl 1221)(FEMSMicrobiology letters 218(2003)305-309)。
实施例5
<鉴定引入到2A-1R菌株的yggB基因中的突变>
yggB基因能够恢复2A-1R菌株在基本培养基中的生长,这说明2A-1R菌株的yggB基因具有某些突变的可能性。因此,测定2A-1R菌株的yggB基因的核苷酸序列。结果显示在2A-1R菌株中,IS被插入到野生型yggB基因的C-末端区(图5)。源自2A-1R菌株的突变型yggB基因的核苷酸序列显示在SEQ ID NO:7中,并且相应的氨基酸序列示于SEQ ID NO:8中。
这说明以下可能性,2A-1R菌株在过量生物素存在下产生L-谷氨酸的能 力归因于yggB基因中的突变。应该注意此突变不仅存在于2A-1R菌株中,还存在于2A-1菌株中。推测此突变作为阻遏物突变(suppressor mutation)发生,以在odhA基因被破坏时,稳定地从细胞分泌L-谷氨酸。将插入IS的突变命名为2A-1型突变。
实施例6
<构建具有2A-1型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
(6-1)将2A-1型突变引入到野生型菌株中和评估产生L-谷氨酸的能力(单交换重组体)
使用2A-1菌株的染色体DNA作为模板和SEQ ID NOS:9和10中所示的合成DNA作为引物进行PCR,以扩增具有2A-1型突变的yggB基因片段。将扩增产物用SacI处理并且插入到实施例1获得的pBS3的SacI位点,由此获得含有2A-1型突变yggB基因的质粒(pBS3yggB2A)。
将所得pBS3yggB2A通过电脉冲方法引入到谷氨酸棒杆菌ATCC13869中,并且将转化的细胞涂布到含有25μg/ml卡那霉素的CM-Dex琼脂培养基上。将在31.5℃培养之后出现的菌株通过PCR评估,以确定它们是单交换重组体,其中将pBS3yggB2A通过同源重组并入染色体中。将所得单交换重组体命名为13869-2A。在这个菌株中,野生型yggB基因和突变型yggB基因两者都存在和表达。
所得的引入了突变型yggB基因的菌株13869-2A在过量生物素存在下产生L-谷氨酸的能力通过实施例2所述方法评估。结果示于表4(OD620是稀释101倍的培养液在620nm的浊度,表示细胞量,并且Glu(g/L)表示积累的L-谷氨酸的量)。13869-2A菌株在过量生物素存在下产生L-谷氨酸,而野生型ATCC13869菌株不能产生L-谷氨酸。这显示yggB基因中的突变能够提高在过量生物素存在下的L-谷氨酸产生。
<表4对照菌株、2A-1R菌株和引入突变型yggB基因的菌株的L-谷氨酸积累量>
(6-2)将2A-1型突变yggB基因引入野生型菌株和评估产生L-谷氨酸的能力(双交换重组体)
为了构建仅具有突变型yggB基因的菌株,将13869-2A菌株在CM-Dex液体培养基中培养一夜,将所得培养物涂布到S10琼脂培养基(100g/l蔗糖、10g/l聚胨、10g/l酵母提取物、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/lFeSO4·7H2O、0.01g/l MnSO4·4-5H2O、3g/l尿素、1.2g/l大豆蛋白水解物、20g/l琼脂,用NaOH调节至pH 7.5:在120℃高压灭菌20分钟)上,并且在31.5℃培养。在出现的菌落中,将对卡那霉素显示敏感性的菌株在CM2B琼脂培养基上分离。从所述菌株制备染色体DNA。然后,使用SEQ ID NOS:9和10中所示的合成DNA作为引物进行PCR,以确定所述菌株仅具有突变型yggB基因。将含有其中插入IS-样(IS-like)序列的突变型yggB基因的菌株命名为13869-2A-7。
所得13869-2A-7菌株在过量生物素存在下产生L-谷氨酸的能力通过实施例2中所述的方法评估。结果示于表5(OD620是稀释至101倍的培养液在620nm的浊度,表示细胞量,并且Glu(g/L)表示积累的L-谷氨酸的量)。13869-2A-7菌株产生等同于或高于2A-1R菌株的L-谷氨酸,这证实了棒状杆菌型细菌在过量生物素存在下产生L-谷氨酸是由yggB基因中的突变引起的。
<表5对照菌株、2A-1R菌株和引入突变型yggB基因的菌株产生L-谷氨酸的量>
实施例7
<构建引入A1型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
作为使用上述产生L-谷氨酸的odhA基因破坏的菌株(ΔsucA菌株)筛选的结果,除了上述2A-1突变,鉴定yggB基因上的五种突变。在下文中,将这些突变命名为A1型突变、19型突变、L30型突变、8型突变和66型突变。 将具有A1型突变、19型突变和L30型突变中每一个的突变型yggB基因引入到ATCC13869菌株的染色体中,并且评估每个突变的效果。将具有8型突变的突变型yggB基因引入到ATCC14067菌株的染色体中,并且评估突变的效果。将具有66型突变的突变型yggB基因引入到栖糖蜜棒杆菌ATCC17965的染色体中,并且评估突变的效果。
A1型突变是在邻接(next to)野生型yggB基因(谷氨酸棒杆菌的野生型基因示于SEQ ID NO:5的核苷酸1437-3035中)的位置1480的“G”插入“TTCATTGTG”的突变,并导致在SEQ ID NO:6的氨基酸序列中的位置14的Leu和位置15的Trp之间插入CysSerLeu。其中引入此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:19中,并且由此基因编码的突变型YggB的氨基酸序列示于SEQ ID NO:20中。
A1型突变基因能够如下获得。通过使用SEQ ID NOS:30和31中所示的合成DNA作为引物,和ATCC13869菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQ ID NOS:32和33中所示的合成DNA作为引物进行PCR,以制备C-末端片段。随后,通过使用N-末端片段和C-末端片段的等摩尔混合物作为模板和SEQ ID NOS:9和34中所示的合成DNA作为引物进行PCR,以扩增A1型突变yggB基因的部分片段。将所得突变型yggB基因片段用SacI处理,并且插入到pBS4S的SacI位点中,以获得用于引入此类型突变的质粒。将如此获得的pBS4yggBA1以与实施例6所述相同的方法引入到ATCC13869菌株的染色体中,然后仅将质粒部分从染色体消除。测定所得卡那霉素敏感菌株的yggB基因的核苷酸序列,并且选择具有A1型突变yggB基因的菌株。将引入A1型突变yggB基因的菌株命名为ATCC13869-A1菌株。
将ATCC13869-A1菌株和对照ATCC13869菌株以与实施例2中相同的方式培养。在完成培养之后,通过已知方法测量培养基中已积累的L-谷氨酸的量。发现引入A1型突变yggB基因的菌株与对照菌株相比,在过量生物素存在下以更大的量产生L-谷氨酸。
<表6对照菌株和引入突变型(A1型)yggB基因的菌株产生L-谷氨酸的量>
实施例8
<构建引入19型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
19型突变是用“A”取代在野生型yggB基因(谷氨酸棒杆菌的野生型基因示于SEQ ID NO:5的核苷酸1437-3035中)位置1734的“G”的突变,并导致在SEQ ID NO:6的氨基酸序列中用Thr取代在位置100的Ala。具有此类型突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:21中,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:22中。
以与实施例7中相同的方式,构建引入19型突变yggB基因的菌株。具体地,通过使用SEQ ID NO:30和35中所示的合成DNA作为引物和ATCC13869菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQ ID NO:33和36中所示的合成DNA作为引物进行PCR,以制备C-末端片段。随后,通过使用N-末端片段和C-末端片段的等摩尔量混合物作为模板和SEQ ID NO:9和34中所示的合成DNA作为引物进行PCR,以扩增19型突变yggB基因的部分片段。将所得yggB片段用SacI处理,并且插入到pBS4S的SacI位点中,以获得用于引入此突变的质粒。将由此获得的pBS4yggB19以和实施例6中所述相同的方式引入到ATCC13869菌株的染色体中,然后将载体部分从染色体消除。测定所得卡那霉素敏感菌株的yggB基因的核苷酸序列,并且选择具有19型yggB基因的菌株。将19型突变菌株命名为ATCC13869-19菌株。
将ATCC13869-19菌株和对照ATCC13869菌株以和实施例2中相同的方式培养。在完成培养之后,通过常规方法测量培养液中积累的L-谷氨酸量。发现引入19型突变yggB基因的菌株与对照菌株相比,在过量生物素存在下以更大的量产生L-谷氨酸。
<表7对照菌株和引入突变型(19型)yggB基因的菌株产生L-谷氨酸的量>
实施例9
<构建引入L30型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
L30型突变是用“T”取代在野生型yggB基因(谷氨酸棒杆菌的野生型基因示于SEQ ID NO:5)的位置1768的“C”的突变,并导致用Val在SEQ ID NO:6所示氨基酸序列中取代位置111的Ala。具有此类型突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:23,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:24。
以和实施例7中相同的方法,构建引入L30型突变yggB基因的菌株。具体地,通过使用SEQ ID NO:30和37中所示的合成DNA作为引物和ATCC13869菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQ ID NOS:34和38中所示的合成DNA作为引物进行PCR,以制备C-末端片段。随后,通过使用N-末端片段和C-末端片段的等摩尔混合物作为模板和SEQ ID NOS:9和34中所示的合成DNA作为引物进行PCR,以扩增L30型突变yggB基因的部分片段。将所得yggB片段用SacI处理,并且插入到pBS4S的SacI位点,以获得用于引入此类型突变的质粒。将由此获得的pBS4yggB-L以与实施例6中所述相同的方式引入到ATCC13869菌株的染色体中,然后将载体部分从染色体消除。测定所得卡那霉素敏感菌株的yggB基因的核苷酸序列,并且选择具有L30型突变yggB基因的菌株。将引入L30型突变yggB基因的菌株命名为ATCC13869-L30菌株。
将ATCC13869-L30菌株和对照ATCC13869菌株以与实施例2中相同的方式培养。在完成培养之后,通过常规方法测量在培养液中积累的L-谷氨酸的量。结果示于表8(OD620是稀释至101倍的培养液在620nm的浊度,表示细胞量,并且Glu(g/L)表示积累的L-谷氨酸的量)。具有L30型突变yggB基因的ATCC13869-L30菌株与亲本ATCC13869菌株相比引起较大量L-谷氨酸的积累。
<表8对照菌株和引入L30型突变yggB基因的菌株产生L-谷氨酸的量>
实施例10
在产生L-谷氨酸的条件下评估引入突变型yggB基因的菌株
棒状杆菌型细菌产生L-谷氨酸是由添加表面活性剂例如Tween40或通过限制生物素的浓度诱导的。因此,将ATCC13869菌株和ATCC13869-19菌株分别在含有Tween40的条件下和含有限量的生物素的条件下培养。
将各个菌株接种到20ml种子培养基(80g/l葡萄糖、30g/l硫酸铵、1g/lKH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。将在糖的完全消耗之后获得的培养液在后续的主培养(main culture)中用作种子培养液。
对于含有Tween40的培养,将2ml种子培养液接种到20ml主要培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/lFeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,接着在31.5℃摇动培养。当稀释101倍的培养液的OD620达到0.2时,加入Tween40至终浓度5g/L,并且继续培养。
对于含有有限生物素的培养,将1ml种子培养液接种到20ml主培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/lFeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,接着在31.5℃摇动培养。在这些培养条件下,计算生物素的终浓度为大约2.9μg/L。
在40小时培养之后,对于添加Tween40的培养和生物素有限的(biotin-limited)培养测定培养基中积累的L-谷氨酸的量。结果示于表9。发现ATCC13869-19菌株在产生L-谷氨酸的条件下以多于对照菌株的量产生L-谷氨酸。
<表9对照菌株和引入19型突变yggB基因的菌株在产生L-谷氨酸的条件下产生L-谷氨酸的量>
将野生型ATCC13869菌株、yggB突变菌株ATCC13869-19、ATCC13869-A1、ATCC13869-L30,和具有包含野生型yggB基因的质粒的菌株(ATCC13869/pL5k-1),和具有对照质粒的菌株(ATCC13869/pVK9)与Tween40一起培养。将这些菌株中的每个在CM-Dex平板培养基上培养过夜,并且将从平板的1/6面积收集的细胞接种到20ml摇瓶培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素和0.48g/l大豆水解物(T-N:总氮),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后添加1g热灭菌的碳酸钙,并且将每个所述菌株在31.5℃摇动培养。在5小时培养之后,添加Tween40至终浓度1g/L,并且继续培养。表10显示24小时之后的细胞量(OD620)和培养基中积累的L-谷氨酸量。发现ATCC13869-19菌株、ATCC13869-A1菌株、ATCC13869-L30菌株和具有包含野生型yggB基因的质粒的菌株在产生L-谷氨酸的条件下具有增强的产生L-谷氨酸的能力。
<表10>
实施例11
<构建引入8型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
8型突变是用“A”取代SEQ ID NO:61的位置837的“G”的突变,并导致在SEQ ID NO:62的氨基酸序列中用Thr取代位置111的Ala。具有此类型突 变的突变型yggB基因的核苷酸序列示于SEQ ID NO:63的核苷酸507-2093,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:64。
以与实施例7中相同的方式,构建引入8型突变yggB基因的菌株。具体地,通过使用SEQ ID NO:30和65所示的合成DNA作为引物和黄色短杆菌ATCC14067菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQ ID NOS:34和66所示的合成DNA作为引物进行PCR,以制备C-末端片段。随后,通过使用N-末端片段和C-末端片段的等摩尔混合物作为模板和SEQ ID NOS:9和34所示的合成DNA作为引物进行PCR,以扩增8型突变yggB基因的部分片段。将所得yggB基因片段用SacI处理,并且插入到pBS4S的SacI位点,以获得用于引入此类型突变的质粒。将由此获得的pBS4yggB8以与实施例6中所述相同的方式引入ATCC14067菌株的染色体中,然后将载体部分从染色体消除。测定所得卡那霉素敏感菌株的yggB基因的核苷酸序列,并且选择具有8型突变yggB基因的菌株。将引入8型突变yggB基因的菌株命名为ATCC14067-yggB8菌株。
实施例12
<构建引入66型突变yggB基因的菌株和评估产生L-谷氨酸的能力>
66型突变是用“T”取代SEQ ID NO:67的位置1673的“C ”的突变,并且导致在SEQ ID NO:68的氨基酸序列中用Leu取代在位置424的Pro。具有此类型突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:69,并且由此基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:70。
以与实施例7中相同的方式,构建引入66型突变yggB基因的菌株。具体地,通过使用SEQ ID NO:30和71所示的合成DNA作为引物和栖蜜糖棒杆菌ATCC17965菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQ ID NOS:34和72所示的合成DNA作为引物进行PCR,以制备C-末端片段。随后,通过使用N-末端片段和C-末端片段的等摩尔混合物作为模板和SEQ ID NOS:9和34所示的合成DNA作为引物进行PCR,以扩增66型突变yggB基因的部分片段。将所得yggB片段用SacI处理,并且插入到pBS4S的SacI位点,以获得用于引入此类型突变的质粒。将由此获得的pBS4yggB66以与实施例6中所述相同的方式引入ATCC17965菌株的染色体中,然后将载体部分从染色体消除。测定所得卡那霉素敏感菌株 的yggB基因的核苷酸序列,并且选择具有66型突变yggB基因的菌株。将引入66型突变yggB基因的菌株命名为ATCC17965-yggB66菌株。
实施例13
<通过体外突变筛选突变型yggB基因>
突变型yggB基因可以通过以下方法获得:体外将随机突变引入到野生型yggB基因,用引入突变的yggB基因转化棒状杆菌型细菌,并且选择在过量生物素存在下不添加表面活性剂或青霉素的情况下能够产生L-谷氨酸的突变菌株。
(13-1)构建yggB基因破坏的菌株
为了进行突变型yggB基因的筛选,首先构建yggB基因破坏的菌株。通过使用SEQ ID NOS:39和40所示合成DNA作为引物和ATCC 13869菌株的染色体DNA作为模板进行PCR,以制备N-末端片段。类似地,通过使用SEQID NOS:41和42所示的合成DNA作为引物进行PCR以制备C-末端片段。SEQ ID NOS:40和SEQ ID NOS:41是彼此互补的。随后,通过使用N-末端片段和C-末端片段的等摩尔混合物作为模板和SEQ ID NOS:39和42所示的合成DNA作为引物进行PCR,以获得含有将ORF缺失的yggB基因的片段。
将所得PCR片段用SacI处理,并且插入到pBS4S的SacI位点中,以获得对于破坏yggB基因有用的质粒。将由此获得的pBS4ΔyggB以和实施例6中所述相同的方式引入到ATCC13869菌株的染色体中,并且将载体部分从染色体消除。通过使用所得的卡那霉素敏感菌株的染色体DNA作为模板和SEQID NOS:39和42的合成DNA作为引物进行PCR,以确认将yggB基因破坏。将所得yggB破坏的菌株命名为ATCC13869ΔyggB菌株。
(13-2)体外筛选突变型yggB基因
yggB基因的诱变如下进行。首先,将上述pL5k质粒用XhoI和SalI处理,并自身连接以去除yggB基因之外的区,并且因此获得质粒pL5kXS。SalI识别位点不存于与SEQ ID NO:5的核苷酸序列上,但是存在于pBS3的多克隆位点上。将约10μg所得pL5kXS溶解于含有400mM羟胺和1mM EDTA(pH6.0)的500mM磷酸盐缓冲液中,并且在75℃加热30-90分钟以引入突变。将诱变处理之后的质粒使用SUPREC-02(由TAKARA BIO INC.制造)脱盐, 然后通过实施例6所述的方法引入到ATCC13869ΔyggB菌株中。将转化的细胞在含有25μg/ml卡那霉素的CM2B培养基上筛选。作为对照,将没有诱变处理的pL5kXS引入到ATCC13869ΔyggB菌株中。将出现的转化体接种到2ml液体CM2BGU2培养基(实施例3中所述的CM2B培养基,其进一步含有10g/l葡萄糖和15g/l尿素)中,并且在31.5℃摇动培养5小时,随后测定培养液中积累的L-谷氨酸的浓度。
表11显示菌株在CM2BGU2培养基上的培养结果,该菌株通过用突变的pL5kXS转化ATCC13869ΔyggB菌株获得。在用60或90分钟突变的质粒(60,or 90-minute mutated plasmid)转化的转化体中,获得引起积累多于1g/L L-谷氨酸的三个菌株。起始培养基中含有的L-谷氨酸的量是0.16g/L,并且由对照ATCC 13869ΔyggB/pL5kXS(没有诱变处理)菌株积累的L-谷氨酸的量是0.31g/L。
表12显示在CM2BGU培养基上培养转化体的结果,所述转化体通过用突变的pL5kXS转化ATCC13869ΔyggB菌株获得,该培养基具有和上述CM2BGU2培养基相同的组成,只是尿素的浓度是1.5g/L。在用90分钟突变质粒转化的转化体中,获得引起积累多于1g/L L-氨基酸的一个克隆。
<表11.用突变质粒转化的菌株的L-谷氨酸产生量>
<表12.用突变质粒转化的菌株的L-谷氨酸产生量>
从用60分钟的突变质粒转化的菌株中提取质粒,该菌株产生表11所示的多于1g/L的L-谷氨酸,并且将所得质粒命名为pL5kXSm-22。还从用60 分钟突变的质粒转化的菌株中提取质粒,该菌株产生表12所示的多于0.9g/L的L-谷氨酸,并且将所得质粒命名为pL5kXSm-27。用所述质粒转化ATCC13869菌株,并且将所得菌株分别命名为ATCC13869ΔyggB/pL5kXS和ATCC13869ΔyggB/pL5kXSm-27,ATCC 13869ΔyggB/pL5kXSm-22。将这些菌株在实施例2中所述的条件下培养,并且分析4小时培养之后的L-谷氨酸积累。表13显示三个独立实验的平均值。发现ATCC13869ΔyggB/pL5kXSm-27菌株和ATCC13869ΔyggB/pL5kXSm-22菌株产生的L-谷氨酸显著多于引入非突变质粒的菌株。这些结果证明,本发明的突变型yggB基因可以通过体外随机诱变获得。pL5kXSm-22中含有的yggB基因的核苷酸序列分别示于SEQ IDNOS:73和75中。pL5kXSm-22质粒具有突变,其在SEQ ID NO:5中用“T”取代在位置2745的“C”,并且导致用Ser取代SEQ ID NO:6在位置437的Pro。而且,此突变伴随在SEQ ID NO:5中用T取代位置3060的“C ”的突变(22型突变)。具有此突变的突变型yggB基因的核苷酸序列示于SEQ ID NO:73,并且由该基因编码的突变型YggB蛋白的氨基酸序列示于SEQ ID NO:74。
<表13.用包含突变yggB基因的质粒转化的菌株的L-谷氨酸产生量>
(13-3)将突变型yggB基因引入到棒状杆菌型细菌中和评估L-谷氨酸产生
将(13-2)中获得的突变型yggB基因引入到棒状杆菌型细菌中。引入该基因的方法如下。
将每个突变型yggB基因通过实施例6中所述的方法引入到pBS4S中,并且将所得的质粒用于获得菌株,该菌株中用突变型yggB基因取代染色体上的野生型yggB基因。以与实施例2中相同的方式培养其中引入突变型yggB基因的菌株和对照ATCC13869菌株。在完成培养之后,通过已知方法测量培养基中积累的L-谷氨酸的量,以确认引入所述突变型yggB基因使L-谷氨酸积累增加。在此方法中,可获得具有突变型yggB基因的菌株,其具有增加的产生L-谷氨酸的能力。
实施例14
<评估具有突变型yggB基因的菌株的L-谷氨酸类似物抗性>
(14-1)评估在固体培养基上对4-氟谷氨酸的抗性
预测由于突变型yggB基因的引入具有增强的产生L-谷氨酸的能力的菌株将对于L-谷氨酸类似物具有降低的敏感性(增加的抗性)。因此,如下分析所述菌株对于4-氟谷氨酸的敏感性。
将用NaOH调节至pH6.7并且已过滤灭菌的4-氟谷氨酸溶液添加到实施例4所述的基本培养基,使得4-氟谷氨酸的终浓度是7.5mM。将每个ATCC13869菌株、ATCC13869-L30菌株和ATCC13869-A1菌株涂布到CM-Dex平板上,并且培养过夜。然后,从平板收集细胞,用灭菌的0.85%NaCl溶液洗涤,并且稀释至图6中所述的细胞浓度,点到含有4-氟谷氨酸的平板和不含4-氟谷氨酸的对照平板上,在31.5℃培养。每个菌株的生长时程示于图6。尽管在不存在4-氟谷氨酸时野生型ATCC13869生长快于引入突变型yggB基因的菌株,但在4-氟谷氨酸存在下引入突变型yggB基因的菌株生长快于野生型ATCC13869菌株。
(14-2)评估在液体培养基中对4-氟谷氨酸的抗性
将4-氟谷氨酸添加到具有与实施例4所述相同的组成但不含琼脂的基本液体培养基中,分别达到1.25Mm、2.5mM、5mM、10mM和20mM的终浓度。将每个ATCC13869菌株、ATCC13869ΔyggB菌株、ATCC13869-L30菌株和ATCC13869-A1菌株涂布到CM-Dex平板上,并且在31.5℃培养过夜。然后,收集细胞,并且在用灭菌的0.85%NaCl溶液洗涤之后,将细胞接种到液体培养基中,并且在31.5℃摇动培养。当不含4-氟谷氨酸培养的每个菌株的OD660达到1.0时,终止培养,并且将所得培养物溶液适当地稀释,涂布到CM-Dex平板上过夜。计算出现的菌落的数目,并且指定作为活细胞数。图7显示在将不含4-氟谷氨酸的培养物的细胞数设定为1时,在每个4-氟谷氨酸浓度的相对细胞数。发现ATCC13869-A1菌株和ATCC13869-L30菌株对于4-氟谷氨酸具有降低的敏感性。
这些结果还显示,可以使用L-谷氨酸类似物例如4-氟谷氨酸通过筛选获得具有突变型yggB基因的菌株。
实施例15
<构建yggB基因和odhA基因双突变菌株>
通过将突变型odhA基因引入到上述ATCC13869-L30菌株中来制备yggB基因和odhA基因双突变菌株。
首先,将每个表14所示的突变引入到ATCC13869-L30菌株的染色体上编码α-KGDH的E1o亚基的odhA基因中。在表14中,显示在每个突变型odhA基因中对应于SEQ ID NO:43的核苷酸2528-2562的区域的核苷酸序列。在表15中,显示在由突变型odhA基因编码的每个氨基酸序列中,对应于SEQID NO:44的氨基酸696-707的区域的氨基酸序列。
能够如下获得L30sucA8菌株,其中引入了具有SEQ ID NO:45的核苷酸序列的odhA基因。使用SEQ ID NOS:53和54的引物通过PCR制备突变odhA基因片段。将所得片段用BamHI消化,并且连接到质粒pKF19m的BamHI位点,该质粒pKF19m与Mutan-Super Express Km(Takara Bio)连接。然后,使用具有磷酸化的5’-端的SEQ ID NO:55的引物和Mutan-Super Express Km的选择引物进行PCR,并且将所得PCR产物用于转化sup0-大肠杆菌菌株,例如MV1184菌株,以获得含有突变odhA片段的质粒。将此片段插入到pBS4S质粒中,并且将所得质粒用于转化ATCC13869-L30菌株,以由此获得将所述质粒并入其染色体的菌株。然后,从这些菌株中选择对于蔗糖具有抗性并且对于卡那霉素敏感的菌株。测定所选菌株的odhA基因的核苷酸序列,并且将通过odhA基因中移码突变使α-KGDH功能缺陷的菌株选择作为ATCC 13869-L30sucA8(odhA8)菌株。
使用ATCC13869-L30菌株通过类似的方法可获得其它odhA突变菌株。
可通过如上所述的类似的方法获得sucA801菌株,其中引入具有SEQ IDNO:47的核苷酸序列的突变odhA基因,在所述方法中使用具有磷酸化5’端的SEQ ID NO:56的引物代替SEQ ID NO:55的引物。
可通过如上所述的类似的方法获得sucA805菌株,其中引入具有SEQ IDNO:49核苷酸序列的突变odhA基因,在所述方法中使用具有磷酸化5’端的SEQ ID NO:57的引物代替SEQ ID NO:55的引物。
可通过如上所述的类似的方法获得sucA77菌株,其中引入具有SEQ IDNO:51核苷酸序列的突变odhA基因,在所述方法中使用具有磷酸化5’端的 SEQ ID NO:58的引物代替SEQ ID NO:55的引物。
L30sucA8菌株不具有细胞内α-KGDH,因为sucA8突变是移码突变,其引起α-KGDH蛋白的未成熟截断(immature truncation)。另一方面,sucA801菌株、sueA805菌株和sucA77菌株具有减少的但还有一些α-KGDH活性,因为这些突变不是移码突变,并且不引起α-KGDH蛋白的未成熟截断。
表14:odhA突变基因的部分核苷酸序列
菌株 | odhA基因的核苷酸序列 |
ATCC13869-L30 | CTG GCT AAG CTG CGT GGC TAC GAC GTC GGA GGC ACC |
L30sucA8 | CTG GCT AAG CTG CGT C GAC GTC GGA GGC ACC |
L30sucA801 | CTG GCT AAG CTG CGT CTC GAC GTC GGA GGC ACC |
L30sucA805 | CTG GCT AAA AGC TGC GTC GAC GTC GGA GGC ACC |
L30sucA77 | CTG GCT ATA AGC TGC GTC GAC GTC GGA GGC ACC |
表15:odhA突变体的氨基酸序列
菌株 | E1o亚基的氨基酸序列 |
野生的 | Leu Ala Lys Leu Arg Gly Tyr Asp Val Gly Gly Thr |
L30sucA8(ΔsucA) | Leu Ala Lys Leu Arg Arg Arg Arg Arg His |
L30sucA801 | Leu Ala Lys Leu Arg --- Leu Asp Val Gly Gly Thr |
L30sucA805 | Leu Ala Lys Ser Cys --- Val Asp Val Gly Gly Thr |
L30sucA77 | Leu Ala Ile Ser Cys --- Val Asp Val Gly Gly Thr |
<使用yggB基因和odhA基因双突变菌株产生L-谷氨酸>
通过将所得ygg基因和odhA基因双突变菌株培养在Sakaguchi烧瓶中来评估这些菌株的L-谷氨酸生产力。将表14中列出的每个菌株在CM-Dex琼脂培养基上在31.5℃培养过夜,然后将1/6所述培养物转移到20ml培养基中,该培养基含有60g/l葡萄糖、22.5g/l(NH4)2SO4、1g/l KH2PO4、0.4g/lMgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l维生素B1、0.48g/l大豆蛋白水解物和300μg/l生物素(用KOH调节至pH 8.0),添加CaCO3,并且在31.5℃以115rpm搅拌培养。19小时培养之后积累的L-谷氨酸的量示于表16。sucA801、sucA805和sucA77菌株显示比携带野生型odhA基因的ATCC13869-L30菌株和携带具有移码突变的odhA基因的sucA8菌株更高的L-谷氨酸生产力。这些结果显示,通过将突变引入到odhA基因的硫 胺素焦磷酸结合区的近端(proximate)来调控α-KGDH活性,从而有效地产生L-谷氨酸。
表16:odhA突变菌株的L-谷氨酸产生
菌株 | L-谷氨酸(g/L) |
ATCC13869-L30 | 4.9 |
L30sucA8 | 19.8 |
L30sucA801 | 22.1 |
L30sucA805 | 23.8 |
L30sucA77 | 21.6 |
实施例16
<破坏ATCC14067yggB8菌株中的odhA基因>
分别在ATCC14067菌株和ATCC14067yggB8菌株中破坏odhA,并且培养所得菌株。首先,构建用于破坏odhA基因的质粒。使用SEQ ID NOS:77和78所示的合成寡核苷酸作为引物和ATCC14067菌株的染色体DNA作为模板进行PCR,以扩增包含(covering)odhA基因N末端区的片段。使用SEQID NOS:79和80的合成寡核苷酸作为引物和ATCC14067菌株的染色体DNA作为模板进行另一个PCR,以扩增包含odhA基因C末端区的片段。随后,使用所述N末端片段和C末端片段的等摩尔量混合物作为模板和SEQ IDNOS:81和82的合成DNA作为引物进行PCR,以制备片段,其中缺失了odhA基因的内部序列。用BamHI消化所得的PCR产物,并将其插入到实施例1构建的pBS4S中,以获得质粒pBSΔsucA47。
用pBSΔsucA47以与实施例6中所述相同的方式转化ATCC14067菌株和实施例11的ATCC14067yggB8,以将缺失型odhA基因引入到染色体中,并且仅去除载体部分。使用SEQ ID NOS:77和80的引物通过PCR从卡那霉素敏感菌株中选择其中odhA基因被破坏的菌株。将由此获得的菌株分别命名为ATCC 14067ΔodhA菌株和ATCC 14067ΔodhA yggB8菌株。
表17显示根据实施例3所述方法培养ATCC 14067ΔodhA菌株和ATCC14067ΔodhA yggB8菌株的结果。发现8型突变yggB基因的引入增强了odhA基因被破坏的菌株的产生L-谷氨酸的能力。
<表17.odhA基因被破坏的菌株和破坏odhA并引入8型突变yggB基因的菌株的L-谷氨酸产生>
实施例17
<破坏yggB突变菌株中的symA基因>
在2A-1R菌株中破坏symA基因,该菌株在实施例3中构建并且具有插入到yggB基因中的IS,与2A-1R菌株相比培养所得菌株。来自ATCC13869菌株的symA基因的核苷酸序列示于SEQ ID NO:86,并且氨基酸序列示于SEQ ID NO:87。首先,构建用于破坏symA基因的目的的质粒。使用SEQ IDNOS:88和89所示的合成寡核苷酸作为引物和ATCC13869菌株的染色体DNA作为模板进行PCR,以扩增包含symA基因N末端区的片段。使用SEQID NOS:90和91所示的合成寡核苷酸作为引物和ATCC13869菌株的染色体DNA作为模板进行另一个PCR,以扩增包含symA基因C末端区的片段。随后,使用所述N末端片段和C末片段的等摩尔量混合物作为模板和SEQ IDNOS:88和91的合成DNA作为引物进行PCR,以制备片段,其中缺失了SymA基因的内部序列。将所得PCR产物用BamHI消化,并且插入到实施例1构建的pBS4S中,以获得质粒pBSΔ1867。
用pBSΔ1867以与实施例6中所述相同的方式转化2A-1R菌株,以将缺失型SymA基因引入到染色体中,并且仅去除载体部分。使用SEQ ID NOS:88和91的引物通过PCR从卡那霉素敏感菌株中选择其中SymA基因被破坏的菌株。将由此所得菌株命名为2A-1RΔSymA菌株。
表18显示根据实施例3中所述的方法培养2A-1RΔSymA菌株和2A-1R菌株的结果。发现SymA基因的缺失进一步增强了引入突变型yggB基因的菌株的产生L-谷氨酸的能力。
<表18.2A-1R菌株和symA基因被破坏的2A-1R菌株的L-谷氨酸产生>
OD620(×51) | Glu(g/L) | |
2A-1R | 0.846 | 12.4 |
2A-1RΔsymA | 0.709 | 15.8 |
实施例18
<构建扩增了野生型yggB基因的菌株>
将含有棒状杆菌型细菌的野生型yggB基因的pL5k用于将野生型yggB基因引入到棒状杆菌型细菌中。也可通过使用SEQ ID Nos:59和60的引物和ATCC13869菌株的染色体DNA作为模板进行PCR,用BamHI消化所扩增的产物,并且将所得片段插入到pVK9的BamHI位点中,来构建具有与pL5k相似结构的质粒。pVK9是穿梭质粒,其通过以下方法获得:将pHSG299(Takara Bio)的AvaII位点平端化,并且在其中插入涉及在棒状杆菌型细菌中自主复制的片段,该片段从pHK4(JP-A-05-007491)用BamHI和KpnI切出。
通过电脉冲方法(JP-A-2-207791)用pL5k转化谷氨酸棒杆菌ATCC13869菌株。将转化的细胞涂布到CM2B平板培养基(10g/l聚胨、10g/l酵母提取物、5g/l NaCl、20g/l琼脂,用KOH调节至pH 7.0)上,并且在31.5℃培养一夜。在第二天,将出现的菌落在含有25μg/ml卡那霉素的CM2B平板培养基上纯化,以获得扩增了野生型yggB基因的菌株。通过常规方法从转化体提取质粒,以确定将目标质粒引入。将由此获得的扩增了野生型yggB基因的菌株命名为ATCC 13869/pL5k。以与上述相同的方式构建引入pVK9的ATCC13869/pVK9作为对照菌株。
实施例19
<评估扩增了野生型yggB基因的菌株>
(2-1)在生物素有限的培养条件下评估
从扩增了野生型yggB基因的菌株和实施例17中构建的对照菌株中各分离三个克隆,并且将每个克隆接种到20ml的种子培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/lMnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。在完全消耗糖之后,将2ml培养物接种到20ml不含生物素的主要培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4.7H2O、0.01g/l FeSO4.7H2O、0.01g/l MnSO4.4-5H2O、200μg/l VB1、0.48g/l大豆水解产物(T-N),用KOH调节至pH 8.0:在115℃高温灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,接着在31.5℃摇动培养。在完全消耗糖之后,测定培养基中的L-谷氨酸浓度。结果,发现扩增了野生型yggB基因的菌株(ATCC13869/pL5k)引起比引入载体的菌株更多的L-谷氨酸积累。(在表19中,OD620是稀释至101倍的培养液在620nm的浊度,并表示细胞量,而GH(g/L)表示已积累的L-谷氨酸的量)。
表19.在生物素有限条件下积累的L-谷氨酸的量
(2-2)在添加表面活性剂的条件下评估
将以上(2-1)中使用的相同克隆接种到20ml种子培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/lMnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。在完全消耗糖之后,将2ml培养物接种到20ml的主培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/lMgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。从开始培养2小时之后,加入Tween 40至终浓度5g/L,并且继续培养。在完全消耗糖之后,测定培养基中的L-谷氨酸浓度。结果,发现扩增了野生型yggB基因的菌株(ATCC13869/pL5k)引起比引入载体的菌株更多的L-谷氨酸积累。
表20在添加表面活性剂的条件下积累的L-谷氨酸的量
(OD620是稀释101倍的培养液在620nm的浊度,并表示细胞量,而GH表示已积累的L-谷氨酸的量。)
(2-3)在添加青霉素G的条件下评估
将以上(2-1)中使用的相同克隆接种到20ml的种子培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/l MgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。在完全消耗糖之后,将2ml培养物接种到20ml的主培养基(80g/l葡萄糖、30g/l硫酸铵、1g/l KH2PO4、0.4g/lMgSO4·7H2O、0.01g/l FeSO4·7H2O、0.01g/l MnSO4·4-5H2O、200μg/l VB1、60μg/l生物素、0.48g/l大豆水解物(T-N),用KOH调节至pH 8.0:在115℃高压灭菌10分钟)中,然后将1g灭菌的碳酸钙加入其中,然后在31.5℃摇动培养。在培养2小时之后,加入青霉素G至终浓度0.5U/ml,并且继续培养。在完全消耗糖之后,测定培养基中的L-谷氨酸浓度。结果,发现扩增了野生型yggB基因的菌株(ATCC13869/pL5k)引起比引入载体的菌株更多的L-谷氨酸积累(表21)。
表21在添加青霉素G的条件下积累的L-谷氨酸的量
(OD620是稀释101倍的培养液在620nm的浊度,并表示细胞量,而GH表示已积累的L-谷氨酸的量。)
工业适用性
根据本发明,使用yggB基因来修饰菌株,从而通过使用所述修饰的菌株来有效地产生L-谷氨酸。
尽管已参照本发明的例示性实施方案详细描述了本发明,但对于本领域技术人员显而易见的是,在不背离本发明范围的前提下,能够进行各种改变,和使用等价物(equivalents)。每篇前述的文献通过引用全部并入本文。
序列表
<110>味之素株式会社(Ajinomoto Co.,Inc.)
<120>产生L-谷氨酸的微生物和产生L-谷氨酸的方法
<130>C401-C5216
<150>JP2004-378615
<151>2004-12-28
<150>JP2004-378604
<151>2004-12-28
<150>JP2005-262087
<151>2005-09-09
<160>91
<170>PatentIn version 3.1
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gatcttgccg atttcggcag gatcaatgtc ggcgtgaatg atcttggcat caggtgcgaa 60
agtgtcaacg tcaccggtga cgcggtcatc aaagcgggag ccgatagcaa tcagcaggtc 120
gctgcgctgc agtgcaccaa cagcggacac agtgccatgc atgcctggca tacccatgtg 180
cagctcgtgg gactctggga aggttcccag cgccatcaat gtggtgacaa ctggaatgcc 240
ggtgtgctca gcgaacgcac gaagctcttc gtgggcatca gccttgataa cgccgccgcc 300
aacgtaaagg acaggcttct tagactcacc gatcagtttg acagcctgct caatctgtcg 360
agcatgcggt gttgaaactg ggcggtagcc tggcaggtcg atctttggtg gccagacgaa 420
atccaattca gcgttctgaa catccttggg gatatccact agaacaggac cagggcgacc 480
agtaatcgcg aggtggaatg cctcagccaa tgcctgtgga atgtcgttgg ggttggtgac 540
catgaagttg tgcttggtca ctggcatggt gatgccgcgg atatcggctt cctggaaagc 600
atcggtaccc agcaggctac ttccgacctg gccggtgatg gcaaccatgg gaacggagtc 660
caagtttgca tcagcgattg gggtaaccaa gttggttgcg cctgggccag aggttgcaat 720
gcagacgcca acgcgtccag taacctgcgc gtagccggtt gctgcgtggc ctgcgccctg 780
ctcgtggcgc actaggacgt ggcgcacctt tgtggaggaa tagagcgggt catacaccgg 840
tagcaccgca ccaccaggaa taccgaacac gatgtcggcg ttaagctcct cgagcgatcg 900
aacaattgcc tgtgcacctg tcatccgctc aggggcggcg gatcgaccac ggcttgcaac 960
cgtggcggga gtgggctgtt gagaagctgc cacattcacg actttctggc tcctttacta 1020
aataaggatt ttcacaggac ccgtccaagc caagccgatt tcaactcagc ctaaagacaa 1080
agccctcatt taaaattgtt ccgacgcgga tgcgtgtgca cgcagtgcga cagatgtctg 1140
ttgcaaagtt ggctacttgg gtcataacca acaagaaagc cctcgttcca acactgtggt 1200
gagtgttgtc gagggcgctt gacgagacga cttggaaggc cgttacggca ggcgccgcgc 1260
ggttactact acaagtcgaa taatggtcat ggtgtgtcat gctacacaca tcgagtttcc 1320
aattccacaa cgcacgaaaa ttcccacccc caaaactccc ccacttcggt taaggaatca 1380
ggattctcac aaagttcagg caggctcccg ctacttttca gcgctaatct tggctc atg 1439
Met
1
att tta ggc gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg 1487
Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp
5 10 15
att gtc gat acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt 1535
Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe
20 25 30
ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc aag cag cga 1583
Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln Arg
35 40 45
gtg gag tct gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc 1631
Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe
50 55 60 65
gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt 1679
Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu
70 75 80
gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg 1727
Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala
85 90 95
att ccg gca acc att gcg tca gct gcc att ggt ctt ggt gcg cag tcg 1775
Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln Ser
100 105 110
att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa 1823
Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln
115 120 125
ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc atc gtt gtt 1871
Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val
130 135 140 145
gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa att cgc acg 1919
Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr
150 155 160
att gca caa gag acc gtg atc atc ccg aac tcc acg gcg aaa gtg tgc 1967
Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys
165 170 175
atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc 2015
Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile
180 185 190
ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa 2063
Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu
195 200 205
gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc 2111
Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile
210 215 220 225
ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg 2159
Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr
230 235 240
gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc 2207
Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val
245 250 255
acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc 2255
Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile
260 265 270
atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga 2303
Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly
275 280 285
acc ctc att gat tcc tta cac gtt gag cat gaa gag cca aag acc tcg 2351
Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr Ser
290 295 300 305
ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct 2399
Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala
310 315 320
gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac gat gca gac 2447
Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp
325 330 335
aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt 2495
Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu
340 345 350
gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa 2543
Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu
355 360 365
aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac 2591
Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr
370 375 380 385
tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga cgt gtc cgc 2639
Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val Arg
390 395 400
atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg tca cta ttt 2687
Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe
405 410 415
aag gtc atg act gtg gaa cca agt gag aat tgg caa aac tcc agt gga 2735
Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser Gly
420 425 430
tgg ctg tca cca agc act gcc acc tca act gcg gtg acc acc tcc gaa 2783
Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser Glu
435 440 445
act tcc gcg cca gca agc acg cct tcg atg aca gtg ccc act acg gtg 2831
Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr Val
450 455 460 465
gag gag acc cca acg atg gaa tct agc gtc gaa acg cag cag gaa acc 2879
Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu Thr
470 475 480
tca acc cct gca acc gca acg ccc cag cga gcc gac acc atc gaa ccg 2927
Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu Pro
485 490 495
acc gag gaa gcc acg tcg cag gag gaa acg act gca tcg cag acg cag 2975
Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr Gln
500 505 510
tct cca gca gtg gaa gca cca acc gcg gtc caa gaa aca gtt gcg ccg 3023
Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala Pro
515 520 525
acg tcc acc cct taggacgctg attacagacg tgtcccattt ctttactact 3075
Thr Ser Thr Pro
530
attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg aaaaatttca 3135
cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat tattagtcat 3195
cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct tcggttactg 3255
ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact acgccttcaa 3315
gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg gtgcccgcac 3375
tttcgctcgc accacctccg atgcagaagt caccctcccc ggcgtcacct tcaactccct 3435
tccccgcctt gaagctgctt cccacggccg catccccgat gcgatc 3481
<210>6
<211>533
<212>PRT
<213>谷氨酸棒杆菌
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Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>7
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gatcttgccg atttcggcag gatcaatgtc ggcgtgaatg atcttggcat caggtgcgaa 60
agtgtcaacg tcaccggtga cgcggtcatc aaagcgggag ccgatagcaa tcagcaggtc 120
gctgcgctgc agtgcaccaa cagcggacac agtgccatgc atgcctggca tacccatgtg 180
cagctcgtgg gactctggga aggttcccag cgccatcaat gtggtgacaa ctggaatgcc 240
ggtgtgctca gcgaacgcac gaagctcttc gtgggcatca gccttgataa cgccgccgcc 300
aacgtaaagg acaggcttct tagactcacc gatcagtttg acagcctgct caatctgtcg 360
agcatgcggt gttgaaactg ggcggtagcc tggcaggtcg atctttggtg gccagacgaa 420
atccaattca gcgttctgaa catccttggg gatatccact agaacaggac cagggcgacc 480
agtaatcgcg aggtggaatg cctcagccaa tgcctgtgga atgtcgttgg ggttggtgac 540
catgaagttg tgcttggtca ctggcatggt gatgccgcgg atatcggctt cctggaaagc 600
atcggtaccc agcaggctac ttccgacctg gccggtgatg gcaaccatgg gaacggagtc 660
caagtttgca tcagcgattg gggtaaccaa gttggttgcg cctgggccag aggttgcaat 720
gcagacgcca acgcgtccag taacctgcgc gtagccggtt gctgcgtggc ctgcgccctg 780
ctcgtggcgc actaggacgt ggcgcacctt tgtggaggaa tagagcgggt catacaccgg 840
tagcaccgca ccaccaggaa taccgaacac gatgtcggcg ttaagctcct cgagcgatcg 900
aacaattgcc tgtgcacctg tcatccgctc aggggcggcg gatcgaccac ggcttgcaac 960
cgtggcggga gtgggctgtt gagaagctgc cacattcacg actttctggc tcctttacta 1020
aataaggatt ttcacaggac ccgtccaagc caagccgatt tcaactcagc ctaaagacaa 1080
agccctcatt taaaattgtt ccgacgcgga tgcgtgtgca cgcagtgcga cagatgtctg 1140
ttgcaaagtt ggctacttgg gtcataacca acaagaaagc cctcgttcca acactgtggt 1200
gagtgttgtc gagggcgctt gacgagacga cttggaaggc cgttacggca ggcgccgcgc 1260
ggttactact acaagtcgaa taatggtcat ggtgtgtcat gctacacaca tcgagtttcc 1320
aattccacaa cgcacgaaaa ttcccacccc caaaactccc ccacttcggt taaggaatca 1380
ggattctcac aaagttcagg caggctcccg ctacttttca gcgctaatct tggctc atg 1439
Met
1
att tta ggc gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg 1487
Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp
5 10 15
att gtc gat acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt 1535
Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe
20 25 30
ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc aag cag cga 1583
Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln Arg
35 40 45
gtg gag tct gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc 1631
Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe
50 55 60 65
gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt 1679
Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu
70 75 80
gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg 1727
Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala
85 90 95
att ccg gca acc att gcg tca gct gcc att ggt ctt ggt gcg cag tcg 1775
Ile Pro Ala ThrIle Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln Ser
100 105 110
att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa 1823
Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln
115 120 125
ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc atc gtt gtt 1871
Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val
130 135 140 145
gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa att cgc acg 1919
Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr
150 155 160
att gca caa gag acc gtg atc atc ccg aac tcc acg gcg aaa gtg tgc 1967
Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys
165 170 175
atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc 2015
Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile
180 185 190
ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa 2063
Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu
195 200 205
gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc 2111
Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile
210 215 220 225
ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg 2159
Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr
230 235 240
gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc 2207
Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val
245 250 255
acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc 2255
Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile
260 265 270
atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga 2303
Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly
275 280 285
acc ctc att gat tcc tta cac gtt gag cat gaa gag cca aag acc tcg 2351
Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr Ser
290 295 300 305
ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct 2399
Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala
310 315 320
gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac gat gca gac 2447
Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp
325 330 335
aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt 2495
Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu
340 345 350
gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa 2543
Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu
355 360 365
aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac 2591
Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr
370 375 380 385
tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga cgt gtc cgc 2639
Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val Arg
390 395 400
atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg tca cta ttt 2687
Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe
405 410 415
aag ggg ctc ttc ctg ttt tagagtgcat tgatcttatg gaccaactgc 2735
Lys Gly Leu Phe Leu Phe
420
cctgaatgga taaggcaccg cagaatgtag tggttcaaat tacggaaacc tagagcaatc 2795
ccacgcaaat gctccaaccg tccgttgatc gcttcgaccg gaccgttgga gacaccaaca 2855
tcgaaatacg ccaacacatc accaagtcgt ttaaacaaac tacgacccaa ctgcgcgagt 2915
tccttattcg gccccttcaa cacccgaagc tgatcaataa tggtccgcat tttcttcttc 2975
gcttcacgct tattacccat ctgataacaa tcaataatcg cctgatacgc aagccacgca 3035
agctttaaca ccccgtagtc tttgtcatac gcccacaact gctccaagct ttcttgctga 3095
cgaggactca accacttgtg cgtggtcaac aaggtcttcc ggtttttata caacggatcc 3155
tggcttaaac cacgacgctg gtatttctcc cgctggaggc gttgccggca ggcggtgagc 3215
ttgtcaccag caagccgcac aacatggaat ggatccatca cgcgacgagc agaaggaatg 3275
agttctttac ttgctgtggc gtagccttgg aacccatcca tggacacgat ccgtatctga 3335
ttgcggaact gttcaccgcg ggaaccaagc caggaccgta aagcatcagc actacgacct 3395
gggacgacat ctaataaccg ggcaggacac cgtgagtcat accgatgccc ggtcatatcg 3455
acaatcacgg tgacaaaccc atcaccatgc ttagccctat tatgtgacca cttatgctca 3515
tccaccccaa tgacatacac tccatcaaga tggtgaggat cgttatagac cagctcacgg 3575
cacatatcga gggctagttg gcaggttaaa tcccacccta gcccaagtgc tttcgcggtt 3635
gcgtgaacac tcatccggtc aatagcaagg cgttgcaaaa tccagcgggt gacccggtgg 3695
gtgacctttt taccgtggtc agcgcagctt agttctgctt ggaaatactt ttgcttacat 3755
gtcgggttgg tgcagcggta gcgaggtaga cggataaaca gtttggtggg aaacccgacg 3815
atgggtaaat caatgagcat ccggtgggtg tgatgacgaa acaccccagg ttgggagcat 3875
tctgggcagg tggaggtata gtcgagtgcg tctgcttcga tcagggtgta atcacctgca 3935
tcggaagcgc cggtgatggt gagtcctagt tccgcagtgc ggcagatggt gtcagcgatg 3995
atgttgccgg tagacttcat gggtagagcc ttttgttggt gtttggttag cttagatacc 4055
taaaccttaa ccctgacaaa aggctcgttt attttcgggt ctacaccgct agcccaggtt 4115
ctgtgatgta ccccaaaacc ggaagggcct catgactgtg gaaccaagtg agaattggca 4175
aaactccagt ggatggctgt caccaagcac tgccacctca actgcggtga ccacctccga 4235
aacttccgcg ccagcaagca cgccttcgat gacagtgccc actacggtgg aggagacccc 4295
aacgatggaa tctagcgtcg aaacgcagca ggaaacctca acccctgcaa ccgcaacgcc 4355
ccagcgagcc gacaccatcg aaccgaccga ggaagccacg tcgcaggagg aaacgactgc 4415
atcgcagacg cagtctccag cagtggaagc accaaccgcg gtccaagaaa cagttgcgcc 4475
gacgtccacc ccttaggacg ctgattacag acgtgtccca tttctttact actattggaa 4535
attatgagtt cagacgcaga aaaggcatcc gtggagcttt ccgaaaaatt tcacccagaa 4595
cgcacccata ttttgggcgc cgttgttttt ggcctgatct cattattagt catcggcgca 4655
gcccctcagt acctgttttg gctgctcgcg ctccctgtca tcttcggtta ctgggttcta 4715
aaatcatcca cgatcgttga tgaacagggc atcaccgcaa actacgcctt caagggcaaa 4775
aaggttgtgg cctgggaaga cctcgcagga atcggattca agggtgcccg cactttcgct 4835
cgcaccacct ccgatgcaga agtcaccctc cccggcgtca ccttcaactc ccttccccgc 4895
cttgaagctg cttcccacgg ccgcatcccc gatgcgatc 4934
<210>8
<211>423
<212>PRT
<213>谷氨酸棒杆菌
<400>8
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Gly Leu Phe Leu Phe
420
<210>9
<211>28
<212>DNA
<213>人工序列
<220>
<223>引物
<400>9
gggagctcga ctttctggct cctttact 28
<210>l0
<211>28
<212>DNA
<213>人工序列
<220>
<223>引物
<400>10
gggagctcgc cgatgactaa taatgaga 28
<210>11
<211>2014
<212>DNA
<213>枯草芽孢杆菌
<220>
<221>CDS
<222>(464)..(1885)
<223>sacB
<400>11
gatccttttt aacccatcac atatacctgc cgttcactat tatttagtga aatgagatat 60
tatgatattt tctgaattgt gattaaaaag gcaactttat gcccatgcaa cagaaactat 120
aaaaaataca gagaatgaaa agaaacagat agatttttta gttctttagg cccgtagtct 180
gcaaatcctt ttatgatttt ctatcaaaca aaagaggaaa atagaccagt tgcaatccaa 240
acgagagtct aatagaatga ggtcgaaaag taaatcgcgc gggtttgtta ctgataaagc 300
aggcaagacc taaaatgtgt aaagggcaaa gtgtatactt tggcgtcacc ccttacatat 360
tttaggtctt tttttattgt gcgtaactaa cttgccatct tcaaacagga gggctggaag 420
aagcagaccg ctaacacagt acataaaaaa ggagacatga acg atg aac atc aaa 475
Met Asn Ile Lys
1
aag ttt gca aaa caa gca aca gta tta acc ttt act acc gca ctg ctg 523
Lys Phe Ala Lys Gln Ala Thr Val Leu Thr Phe Thr Thr Ala Leu Leu
5 10 15 20
gca gga ggc gca act caa gcg ttt gcg aaa gaa acg aac caa aag cca 571
Ala Gly Gly Ala Thr Gln Ala Phe Ala Lys Glu Thr Asn Gln Lys Pro
25 30 35
tat aag gaa aca tac ggc att tcc cat att aca cgc cat gat atg ctg 619
Tyr Lys Glu Thr Tyr Gly Ile Ser His Ile Thr Arg His Asp Met Leu
40 45 50
caa atc cct gaa cag caa aaa aat gaa aaa tat caa gtt cct gaa ttc 667
Gln Ile Pro Glu Gln Gln Lys Asn Glu Lys Tyr Gln Val Pro Glu Phe
55 60 65
gat tcg tcc aca att aaa aat atc tct tct gca aaa ggc ctg gac gtt 715
Asp Ser Ser Thr Ile Lys Asn Ile Ser Ser Ala Lys Gly Leu Asp Val
70 75 80
tgg gac agc tgg cca tta caa aac gct gac ggc act gtc gca aac tat 763
Trp Asp Ser Trp Pro Leu Gln Asn Ala Asp Gly Thr Val Ala Asn Tyr
85 90 95 100
cac ggc tac cac atc gtc ttt gca tta gcc gga gat cct aaa aat gcg 811
His Gly Tyr His Ile Val Phe Ala Leu Ala Gly Asp Pro Lys Asn Ala
105 110 115
gat gac aca tcg att tac atg ttc tat caa aaa gtc ggc gaa act tct 859
Asp Asp Thr Ser Ile Tyr Met Phe Tyr Gln Lys Val Gly Glu Thr Ser
120 125 130
att gac agc tgg aaa aac gct ggc cgc gtc ttt aaa gac agc gac aaa 907
Ile Asp Ser Trp Lys Asn Ala Gly Arg Val Phe Lys Asp Ser Asp Lys
135 140 145
ttc gat gca aat gat tct atc cta aaa gac caa aca caa gaa tgg tca 955
Phe Asp Ala Asn Asp Ser Ile Leu Lys Asp Gln Thr Gln Glu Trp Ser
150 155 160
ggt tca gcc aca ttt aca tct gac gga aaa atc cgt tta ttc tac act 1003
Gly Ser Ala Thr Phe Thr Ser Asp Gly Lys Ile Arg Leu Phe Tyr Thr
165 170 175 180
gat ttc tcc ggt aaa cat tac ggc aaa caa aca ctg aca act gca caa 1051
Asp Phe Ser Gly Lys His Tyr Gly Lys Gln Thr Leu Thr Thr Ala Gln
185 190 195
gtt aac gta tca gca tca gac agc tct ttg aac atc aac ggt gta gag 1099
Val Asn Val Ser Ala Ser Asp Ser Ser Leu Asn Ile Asn Gly Val Glu
200 205 210
gat tat aaa tca atc ttt gac ggt gac gga aaa acg tat caa aat gta 1147
Asp Tyr Lys Ser Ile Phe Asp Gly Asp Gly Lys Thr Tyr Gln Asn Val
215 220 225
cag cag ttc atc gat gaa ggc aac tac agc tca ggc gac aac cat acg 1195
Gln Gln Phe Ile Asp Glu Gly Asn Tyr Ser Ser Gly Asp Asn His Thr
230 235 240
ctg aga gat cct cac tac gta gaa gat aaa ggc cac aaa tac tta gta 1243
Leu Arg Asp Pro His Tyr Val Glu Asp Lys Gly His Lys Tyr Leu Val
245 250 255 260
ttt gaa gca aac act gga act gaa gat ggc tac caa ggc gaa gaa tct 1291
Phe Glu Ala Asn Thr Gly Thr Glu Asp Gly Tyr Gln Gly Glu Glu Ser
265 270 275
tta ttt aac aaa gca tac tat ggc aaa agc aca tca ttc ttc cgt caa 1339
Leu Phe Asn Lys Ala Tyr Tyr Gly Lys Ser Thr Ser Phe Phe Arg Gln
280 285 290
gaa agt caa aaa ctt ctg caa agc gat aaa aaa cgc acg gct gag tta 1387
Glu Ser Gln Lys Leu Leu Gln Ser Asp Lys Lys Arg Thr Ala Glu Leu
295 300 305
gca aac ggc gct ctc ggt atg att gag cta aac gat gat tac aca ctg 1435
Ala Asn Gly Ala Leu Gly Met Ile Glu Leu Asn Asp Asp Tyr Thr Leu
310 315 320
aaa aaa gtg atg aaa ccg ctg att gca tct aac aca gta aca gat gaa 1483
Lys Lys Val Met Lys Pro Leu Ile Ala Ser Asn Thr Val Thr Asp Glu
325 330 335 340
att gaa cgc gcg aac gtc ttt aaa atg aac ggc aaa tgg tac ctg ttc 1531
Ile Glu Arg Ala Asn Val Phe Lys Met Asn Gly Lys Trp Tyr Leu Phe
345 350 355
act gac tcc cgc gga tca aaa atg acg att gac ggc att acg tct aac 1579
Thr Asp Ser Arg Gly Ser Lys Met Thr Ile Asp Gly Ile Thr Ser Asn
360 365 370
gat att tac atg ctt ggt tat gtt tct aat tct tta act ggc cca tac 1627
Asp Ile Tyr Met Leu Gly Tyr Val Ser Asn Ser Leu Thr Gly Pro Tyr
375 380 385
aag ccg ctg aac aaa act ggc ctt gtg tta aaa atg gat ctt gat cct 1675
Lys Pro Leu Asn Lys Thr Gly Leu Val Leu Lys Met Asp Leu Asp Pro
390 395 400
aac gat gta acc ttt act tac tca cac ttc gct gta cct caa gcg aaa 1723
Asn Asp Val Thr Phe Thr Tyr Ser His Phe Ala Val Pro Gln Ala Lys
405 410 415 420
gga aac aat gtc gtg att aca agc tat atg aca aac aga gga ttc tac 1771
Gly Asn Asn Val Val Ile Thr Ser Tyr Met Thr Asn Arg Gly Phe Tyr
425 430 435
gca gac aaa caa tca acg ttt gcg cca agc ttc ctg ctg aac atc aaa 1819
Ala Asp Lys Gln Ser Thr Phe Ala Pro Ser Phe Leu Leu Asn Ile Lys
440 445 450
ggc aag aaa aca tct gtt gtc aaa gac agc atc ctt gaa caa gga caa 1867
Gly Lys Lys Thr Ser Val Val Lys Asp Ser Ile Leu Glu Gln Gly Gln
455 460 465
tta aca gtt aac aaa taa aaacgcaaaa gaaaatgccg atatcctatt 1915
Leu Thr Val Asn Lys
470
ggcattttct tttatttctt atcaacataa aggtgaatcc catatgaact atataaaagc 1975
aggcaaatgg ctaaccgtat tcctaacctt ttgaagatc 2014
<210>12
<211>473
<212>PRT
<213>枯草芽孢杆菌
<400>12
Met Asn Ile Lys Lys Phe Ala Lys Gln Ala Thr Val Leu Thr Phe Thr
1 5 10 15
Thr Ala Leu Leu Ala Gly Gly Ala Thr Gln Ala Phe Ala Lys Glu Thr
20 25 30
Asn Gln Lys Pro Tyr Lys Glu Thr Tyr Gly Ile Ser His Ile Thr Arg
35 40 45
His Asp Met Leu Gln Ile Pro Glu Gln Gln Lys Asn Glu Lys Tyr Gln
50 55 60
Val Pro Glu Phe Asp Ser Ser Thr Ile Lys Asn Ile Ser Ser Ala Lys
65 70 75 80
Gly Leu Asp Val Trp Asp Ser Trp Pro Leu Gln Asn Ala Asp Gly Thr
85 90 95
Val Ala Asn Tyr His Gly Tyr His Ile Val Phe Ala Leu Ala Gly Asp
100 105 110
Pro Lys Asn Ala Asp Asp Thr Ser Ile Tyr Met Phe Tyr Gln Lys Val
115 120 125
Gly Glu Thr Ser Ile Asp Ser Trp Lys Asn Ala Gly Arg Val Phe Lys
130 135 140
Asp Ser Asp Lys Phe Asp Ala Asn Asp Ser Ile Leu Lys Asp Gln Thr
145 150 155 160
Gln Glu Trp Ser Gly Ser Ala Thr Phe Thr Ser Asp Gly Lys Ile Arg
165 170 175
Leu Phe Tyr Thr Asp Phe Ser Gly Lys His Tyr Gly Lys Gln Thr Leu
180 185 190
Thr Thr Ala Gln Val Asn Val Ser Ala Ser Asp Ser Ser Leu Asn Ile
195 200 205
Asn Gly Val Glu Asp Tyr Lys Ser Ile Phe Asp Gly Asp Gly Lys Thr
210 215 220
Tyr Gln Asn Val Gln Gln Phe Ile Asp Glu Gly Asn Tyr Ser Ser Gly
225 230 235 240
Asp Asn His Thr Leu Arg Asp Pro His Tyr Val Glu Asp Lys Gly His
245 250 255
Lys Tyr Leu Val Phe Glu Ala Asn Thr Gly Thr Glu Asp Gly Tyr Gln
260 265 270
Gly Glu Glu Ser Leu Phe Asn Lys Ala Tyr Tyr Gly Lys Ser Thr Ser
275 280 285
Phe Phe Arg Gln Glu Ser Gln Lys Leu Leu Gln Ser Asp Lys Lys Arg
290 295 300
Thr Ala Glu Leu Ala Asn Gly Ala Leu Gly Met Ile Glu Leu Asn Asp
305 310 315 320
Asp Tyr Thr Leu Lys Lys Val Met Lys Pro Leu Ile Ala Ser Asn Thr
325 330 335
Val Thr Asp Glu Ile Glu Arg Ala Asn Val Phe Lys Met Asn Gly Lys
340 345 350
Trp Tyr Leu Phe Thr Asp Ser Arg Gly Ser Lys Met Thr Ile Asp Gly
355 360 365
Ile Thr Ser Asn Asp Ile Tyr Met Leu Gly Tyr Val Ser Asn Ser Leu
370 375 380
Thr Gly Pro Tyr Lys Pro Leu Asn Lys Thr Gly Leu Val Leu Lys Met
385 390 395 400
Asp Leu Asp Pro Asn Asp Val Thr Phe Thr Tyr Ser His Phe Ala Val
405 410 415
Pro Gln Ala Lys Gly Asn Asn Val Val Ile Thr Ser Tyr Met Thr Asn
420 425 430
Arg Gly Phe Tyr Ala Asp Lys Gln Ser Thr Phe Ala Pro Ser Phe Leu
435 440 445
Leu Asn Ile Lys Gly Lys Lys Thr Ser Val Val Lys Asp Ser Ile Leu
450 455 460
Glu Gln Gly Gln Leu Thr Val Asn Lys
465 470
<210>13
<211>24
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>13
cgggatcctt tttaacccat caca 24
<210>14
<211>29
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>14
gaagatcttc aaaaggttag gaatacggt 29
<210>15
<211>23
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>15
ccttttgaag atcgaccagt tgg 23
<210>16
<211>44
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>16
tacctggaat gctgttttcc cagggatcgc agtggt gagt aacc 44
<210>17
<211>28
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>17
cctgggaaaa cagcattcca ggtattag 28
<210>18
<211>23
<212>DNA
<213>人工序列
<220>
<223>sacB引物
<400>18
tgcaggtcga ctctagagga tcc 23
<210>19
<211>3490
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(1437)..(3044)
<223>A1
<400>19
gatcttgccg atttcggcag gatcaatgtc ggcgtgaatg atcttggcat caggtgcgaa 60
agtgtcaacg tcaccggtga cgcggtcatc aaagcgggag ccgatagcaa tcagcaggtc 120
gctgcgctgc agtgcaccaa cagcggacac agtgccatgc atgcctggca tacccatgtg 180
cagctcgtgg gactctggga aggttcccag cgccatcaat gtggtgacaa ctggaatgcc 240
ggtgtgctca gcgaacgcac gaagctcttc gtgggcatca gccttgataa cgccgccgcc 300
aacgtaaagg acaggcttct tagactcacc gatcagtttg acagcctgct caatctgtcg 360
agcatgcggt gttgaaactg ggcggtagcc tggcaggtcg atctttggtg gccagacgaa 420
atccaattca gcgttctgaa catccttggg gatatccact agaacaggac cagggcgacc 480
agtaatcgcg aggtggaatg cctcagccaa tgcctgtgga atgtcgttgg ggttggtgac 540
catgaagttg tgcttggtca ctggcatggt gatgccgcgg atatcggctt cctggaaagc 600
atcggtaccc agcaggctac ttccgacctg gccggtgatg gcaaccatgg gaacggagtc 660
caagtttgca tcagcgattg gggtaaccaa gttggttgcg cctgggccag aggttgcaat 720
gcagacgcca acgcgtccag taacctgcgc gtagccggtt gctgcgtggc ctgcgccctg 780
ctcgtggcgc actaggacgt ggcgcacctt tgtggaggaa tagagcgggt catacaccgg 840
tagcaccgca ccaccaggaa taccgaacac gatgtcggcg ttaagctcct cgagcgatcg 900
aacaattgcc tgtgcacctg tcatccgctc aggggcggcg gatcgaccac ggcttgcaac 960
cgtggcggga gtgggctgtt gagaagctgc cacattcacg actttctggc tcctttacta 1020
aataaggatt ttcacaggac ccgtccaagc caagccgatt tcaactcagc ctaaagacaa 1080
agccctcatt taaaattgtt ccgacgcgga tgcgtgtgca cgcagtgcga cagatgtctg 1140
ttgcaaagtt ggctacttgg gtcataacca acaagaaagc cctcgttcca acactgtggt 1200
gagtgttgtc gagggcgctt gacgagacga cttggaaggc cgttacggca ggcgccgcgc 1260
ggttactact acaagtcgaa taatggtcat ggtgtgtcat gctacacaca tcgagtttcc 1320
aattccacaa cgcacgaaaa ttcccacccc caaaactccc ccacttcggt taaggaatca 1380
ggattctcac aaagttcagg caggctcccg ctacttttca gcgctaatct tggctc atg 1439
Met
1
att tta ggc gta ccc att caa tat ttg ctc tat tca ttg tgt tca ttg 1487
Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Cys Ser Leu
5 10 15
tgg aat tgg att gtc gat acc ggt ttt gat gta gca att atc ctg gtc 1535
Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val
20 25 30
ttg gcg ttt ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc 1583
Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile
35 40 45
aag cag cga gtg gag tct gca gcc gat gcg gac acc act aag aac cag 1631
Lys Gln Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln
50 55 60 65
ctc gcg ttc gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt 1679
Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe
70 75 80
ttc atg ctt gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg 1727
Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala
85 90 95
ggc gct gcg att ccg gca acc att gcg tca gct gcc att ggt ctt ggt 1775
Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly
100 105 110
gcg cag tcg att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg 1823
Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr
115 120 125
gaa aag caa ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc 1871
Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly
130 135 140 145
atc gtt gtt gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa 1919
Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys
150 155 160
att cgc acg att gca caa gag acc gtg atc atc ccg aac tcc acg gcg 1967
Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala
165 170 175
aaa gtg tgc atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt 2015
Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val
180 185 190
att ccg atc ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg 2063
Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala
195 200 205
cgc tct gaa gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca 2111
Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala
210 215 220 225
ccg gaa atc ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca 2159
Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr
230 235 240
ccg cca acg gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc 2207
Pro Pro Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu
245 250 255
gtg caa gtc acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc 2255
Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg
260 265 270
aca gaa atc atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act 2303
Thr Glu Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr
275 280 285
aca tcg gga acc ctc att gat tcc tta cac gtt gag cat gaa gag cca 2351
Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro
290 295 300 305
aag acc tcg ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag 2399
Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys
310 315 320
ccg gag gct gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac 2447
Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp
325 330 335
gat gca gac aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag 2495
Asp Ala Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu
340 345 350
aag gaa ctt gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa 2543
Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu
355 360 365
ccg gaa gaa aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc 2591
Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg
370 375 380 385
act gat tac tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga 2639
Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly
390 395 400
cgt gtc cgc atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg 2687
Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu
405 410 415
tca cta ttt aag gtc atg act gtg gaa cca agt gag aat tgg caa aac 2735
Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn
420 425 430
tcc agt gga tgg ctg tca cca agc act gcc acc tca act gcg gtg acc 2783
Ser Ser Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr
435 440 445
acc tcc gaa act tcc gcg cca gca agc acg cct tcg atg aca gtg ccc 2831
Thr Ser Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro
450 455 460 465
act acg gtg gag gag acc cca acg atg gaa tct agc gtc gaa acg cag 2879
Thr Thr Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln
470 475 480
cag gaa acc tca acc cct gca acc gca acg ccc cag cga gcc gac acc 2927
Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr
485 490 495
atc gaa ccg acc gag gaa gcc acg tcg cag gag gaa acg act gca tcg 2975
Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser
500 505 510
cag acg cag tct cca gca gtg gaa gca cca acc gcg gtc caa gaa aca 3023
Gln Thr Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr
515 520 525
gtt gcg ccg acg tcc acc cct taggacgctg attacagacg tgtcccattt 3074
Val Ala Pro Thr Ser Thr Pro
530 535
ctttactact attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg 3134
aaaaatttca cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat 3194
tattagtcat cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct 3254
tcggttactg ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact 3314
acgccttcaa gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg 3374
gtgcccgcac tttcgctcgc accacctccg atgcagaagt caccctcccc ggcgtcacct 3434
tcaactccct tccccgcctt gaagctgctt cccacggccg catccccgat gcgatc 3490
<210>20
<211>536
<212>PRT
<213>谷氨酸棒杆菌
<400>20
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Cys Ser
1 5 10 15
Leu Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu
20 25 30
Val Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile
35 40 45
Ile Lys Gln Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn
50 55 60
Gln Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala
65 70 75 80
Phe Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu
85 90 95
Ala Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu
100 105 110
Gly Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu
115 120 125
Thr Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn
130 135 140
Gly Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr
145 150 155 160
Lys Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr
165 170 175
Ala Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val
180 185 190
Val Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile
195 200 205
Ala Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile
210 215 220
Ala Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val
225 230 235 240
Thr Pro Pro Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe
245 250 255
Leu Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile
260 265 270
Arg Thr Glu Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr
275 280 285
Thr Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu
290 295 300
Pro Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro
305 310 315 320
Lys Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn
325 330 335
Asp Asp Ala Asp Asn Ala Asp Ala Ser Ala I1e Asn Ala Gly Asn Pro
340 345 350
Glu Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu
355 360 365
Glu Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe
370 375 380
Arg Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly
385 390 395 400
Gly Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu
405 410 415
Leu Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln
420 425 430
Asn Ser Ser Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val
435 440 445
Thr Thr Ser Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val
450 455 460
Pro Thr Thr Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr
465 470 475 480
Gln Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp
485 490 495
Thr Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala
500 505 510
Ser Gln Thr Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu
515 520 525
Thr Val Ala Pro Thr Ser Thr Pro
530 535
<210>21
<211>3481
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(1437)..(3035)
<223>19
<400>21
gatcttgccg atttcggcag gatcaatgtc ggcgtgaatg atcttggcat caggtgcgaa 60
agtgtcaacg tcaccggtga cgcggtcatc aaagcgggag ccgatagcaa tcagcaggtc 120
gctgcgctgc agtgcaccaa cagcggacac agtgccatgc atgcctggca tacccatgtg 180
cagctcgtgg gactctggga aggttcccag cgccatcaat gtggtgacaa ctggaatgcc 240
ggtgtgctca gcgaacgcac gaagctcttc gtgggcatca gccttgataa cgccgccgcc 300
aacgtaaagg acaggcttct tagactcacc gatcagtttg acagcctgct caatctgtcg 360
agcatgcggt gttgaaactg ggcggtagcc tggcaggtcg atctttggtg gccagacgaa 420
atccaattca gcgttctgaa catccttggg gatatccact agaacaggac cagggcgacc 480
agtaatcgcg aggtggaatg cctcagccaa tgcctgtgga atgtcgttgg ggttggtgac 540
catgaagttg tgcttggtca ctggcatggt gatgccgcgg atatcggctt cctggaaagc 600
atcggtaccc agcaggctac ttccgacctg gccggtgatg gcaaccatgg gaacggagtc 660
caagtttgca tcagcgattg gggtaaccaa gttggttgcg cctgggccag aggttgcaat 720
gcagacgcca acgcgtccag taacctgcgc gtagccggtt gctgcgtggc ctgcgccctg 780
ctcgtggcgc actaggacgt ggcgcacctt tgtggaggaa tagagcgggt catacaccgg 840
tagcaccgca ccaccaggaa taccgaacac gatgtcggcg ttaagctcct cgagcgatcg 900
aacaattgcc tgtgcacctg tcatccgctc aggggcggcg gatcgaccac ggcttgcaac 960
cgtggcggga gtgggctgtt gagaagctgc cacattcacg actttctggc tcctttacta 1020
aataaggatt ttcacaggac ccgtccaagc caagccgatt tcaactcagc ctaaagacaa 1080
agccctcatt taaaattgtt ccgacgcgga tgcgtgtgca cgcagtgcga cagatgtctg 1140
ttgcaaagtt ggctacttgg gtcataacca acaagaaagc cctcgttcca acactgtggt 1200
gagtgttgtc gagggcgctt gacgagacga cttggaaggc cgttacggca ggcgccgcgc 1260
ggttactact acaagtcgaa taatggtcat ggtgtgtcat gctacacaca tcgagtttcc 1320
aattccacaa cgcacgaaaa ttcccacccc caaaactccc ccacttcggt taaggaatca 1380
ggattctcac aaagttcagg caggctcccg ctacttttca gcgctaatct tggctc atg 1439
Met
1
att tta ggc gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg 1487
Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp
5 10 15
att gtc gat acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt 1535
Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe
20 25 30
ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc aag cag cga 1583
Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln Arg
35 40 45
gtg gag tct gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc 1631
Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe
50 55 60 65
gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt 1679
Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu
70 75 80
gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg 1727
Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala
85 90 95
att ccg aca acc att gcg tca gct gcc att ggt ctt ggt gcg cag tcg 1775
Ile Pro Thr Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln Ser
100 105 110
att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa 1823
Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln
115 120 125
ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc atc gtt gtt 1871
Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val
130 135 140 145
gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa att cgc acg 1919
Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr
150 155 160
att gca caa gag acc gtg atc atc ccg aac tcc acg gcg aaa gtg tgc 1967
Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys
165 170 175
atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc 2015
Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile
180 185 190
ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa 2063
Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu
195 200 205
gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc 2111
Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile
210 215 220 225
ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg 2159
Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr
230 235 240
gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc 2207
Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val
245 250 255
acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc 2255
Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile
260 265 270
atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga 2303
Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly
275 280 285
acc ctc att gat tcc tta cac gtt gag cat gaa gag cca aag acc tcg 2351
Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr Ser
290 295 300 305
ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct 2399
Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala
310 315 320
gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac gat gca gac 2447
Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp
325 330 335
aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt 2495
Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu
340 345 350
gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa 2543
Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu
355 360 365
aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac 2591
Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr
370 375 380 385
tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga cgt gtc cgc 2639
Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val Arg
390 395 400
atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg tca cta ttt 2687
Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe
405 410 415
aag gtc atg act gtg gaa cca agt gag aat tgg caa aac tcc agt gga 2735
Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser Gly
420 425 430
tgg ctg tca cca agc act gcc acc tca act gcg gtg acc acc tcc gaa 2783
Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser Glu
435 440 445
act tcc gcg cca gca agc acg cct tcg atg aca gtg ccc act acg gtg 2831
Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr Val
450 455 460465
gag gag acc cca acg atg gaa tct agc gtc gaa acg cag cag gaa acc 2879
Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu Thr
470 475 480
tca acc cct gca acc gca acg ccc cag cga gcc gac acc atc gaa ccg 2927
Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu Pro
485 490 495
acc gag gaa gcc acg tcg cag gag gaa acg act gca tcg cag acg cag 2975
Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr Gln
500 505 510
tct cca gca gtg gaa gca cca acc gcg gtc caa gaa aca gtt gcg ccg 3023
Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala Pro
515 520 525
acg tcc acc cct taggacgctg attacagacg tgtcccattt ctttactact 3075
Thr Ser Thr Pro
530
attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg aaaaatttca 3135
cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat tattagtcat 3195
cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct tcggttactg 3255
ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact acgccttcaa 3315
gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg gtgcccgcac 3375
tttcgctcgc accacctccg atgcagaagt caccctcccc ggcgtcacct tcaactccct 3435
tccccgcctt gaagctgctt cccacggccg catccccgat gcgatc 3481
<210>22
<211>533
<212>PRT
<213>谷氨酸棒杆菌
<400>22
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Thr Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>23
<211>3481
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(1437)..(3035)
<223>L30
<400>23
gatcttgccg atttcggcag gatcaatgtc ggcgtgaatg atcttggcat caggtgcgaa 60
agtgtcaacg tcaccggtga cgcggtcatc aaagcgggag ccgatagcaa tcagcaggtc 120
gctgcgctgc agtgcaccaa cagcggacac agtgccatgc atgcctggca tacccatgtg 180
cagctcgtgg gactctggga aggttcccag cgccatcaat gtggtgacaa ctggaatgcc 240
ggtgtgctca gcgaacgcac gaagctcttc gtgggcatca gccttgataa cgccgccgcc 300
aacgtaaagg acaggcttct tagactcacc gatcagtttg acagcctgct caatctgtcg 360
agcatgcggt gttgaaactg ggcggtagcc tggcaggtcg atctttggtg gccagacgaa 420
atccaattca gcgttctgaa catccttggg gatatccact agaacaggac cagggcgacc 480
agtaatcgcg aggtggaatg cctcagccaa tgcctgtgga atgtcgttgg ggttggtgac 540
catgaagttg tgcttggtca ctggcatggt gatgccgcgg atatcggctt cctggaaagc 600
atcggtaccc agcaggctac ttccgacctg gccggtgatg gcaaccatgg gaacggagtc 660
caagtttgca tcagcgattg gggtaaccaa gttggttgcg cctgggccag aggttgcaat 720
gcagacgcca acgcgtccag taacctgcgc gtagccggtt gctgcgtggc ctgcgccctg 780
ctcgtggcgc actaggacgt ggcgcacctt tgtggaggaa tagagcgggt catacaccgg 840
tagcaccgca ccaccaggaa taccgaacac gatgtcggcg ttaagctcct cgagcgatcg 900
aacaattgcc tgtgcacctg tcatccgctc aggggcggcg gatcgaccac ggcttgcaac 960
cgtggcggga gtgggctgtt gagaagctgc cacattcacg actttctggc tcctttacta 1020
aataaggatt ttcacaggac ccgtccaagc caagccgatt tcaactcagc ctaaagacaa 1080
agccctcatt taaaattgtt ccgacgcgga tgcgtgtgca cgcagtgcga cagatgtctg 1140
ttgcaaagtt ggctacttgg gtcataacca acaagaaagc cctcgttcca acactgtggt 1200
gagtgttgtc gagggcgctt gacgagacga cttggaaggc cgttacggca ggcgccgcgc 1260
ggttactact acaagtcgaa taatggtcat ggtgtgtcat gctacacaca tcgagtttcc 1320
aattccacaa cgcacgaaaa ttcccacccc caaaactccc ccacttcggt taaggaatca 1380
ggattctcac aaagttcagg caggctcccg ctacttttca gcgctaatct tggctc atg 1439
Met
1
att tta ggc gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg 1487
Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp
5 10 15
att gtc gat acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt 1535
Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe
20 25 30
ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc aag cag cga 1583
Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln Arg
35 40 45
gtg gag tct gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc 1631
Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe
50 55 60 65
gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt 1679
Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu
70 75 80
gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg 1727
Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala
85 90 95
att ccg gca acc att gcg tca gct gcc att ggt ctt ggt gtg cag tcg 1775
Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Val Gln Ser
100 105 110
att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa 1823
Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln
115 120 125
ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc atc gtt gtt 1871
Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val
130 135 140 145
gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa att cgc acg 1919
Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr
150 155 160
att gca caa gag acc gtg atc atc ccg aac tcc acg gcg aaa gtg tgc 1967
Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys
165 170 175
atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc 2015
Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile
180 185 190
ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa 2063
Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu
195 200 205
gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc 2111
Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile
210 215 220 225
ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg 2159
Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr
230 235 240
gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc 2207
Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val
245 250 255
acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc 2255
Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile
260 265 270
atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga 2303
Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly
275 280 285
acc ctc att gat tcc tta cac gtt gag cat gaa gag cca aag acc tcg 2351
Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr Ser
290 295 300 305
ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct 2399
Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala
310 315 320
gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac gat gca gac 2447
Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp
325 330 335
aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt 2495
Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu
340 345 350
gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa 2543
Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu
355 360 365
aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac 2591
Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr
370 375 380385
tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga cgt gtc cgc 2639
Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val Arg
390 395 400
atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg tca cta ttt 2687
Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe
405 410 415
aag gtc atg act gtg gaa cca agt gag aat tgg caa aac tcc agt gga 2735
Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser Gly
420 425 430
tgg ctg tca cca agc act gcc acc tca act gcg gtg acc acc tcc gaa 2783
Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser Glu
435 440 445
act tcc gcg cca gca agc acg cct tcg atg aca gtg ccc act acg gtg 2831
Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr Val
450 455 460465
gag gag acc cca acg atg gaa tct agc gtc gaa acg cag cag gaa acc 2879
Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu Thr
470 475 480
tca acc cct gca acc gca acg ccc cag cga gcc gac acc atc gaa ccg 2927
Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu Pro
485 490 495
acc gag gaa gcc acg tcg cag gag gaa acg act gca tcg cag acg cag 2975
Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr Gln
500 505 510
tct cca gca gtg gaa gca cca acc gcg gtc caa gaa aca gtt gcg ccg 3023
Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala Pro
515 520 525
acg tcc acc cct taggacgctg attacagacg tgtcccattt ctttactact 3075
Thr Ser Thr Pro
530
attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg aaaaatttca 3135
cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat tattagtcat 3195
cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct tcggttactg 3255
ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact acgccttcaa 3315
gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg gtgcccgcac 3375
tttcgctcgc accacctccg atgcagaagt caccctcccc ggcgtcacct tcaactccct 3435
tccccgcctt gaagctgctt cccacggccg catccccgat gcgatc 3481
<210>24
<211>533
<212>PRT
<213>谷氨酸棒杆菌
<400>24
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Val Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>25
<211>23
<212>PRT
<213>谷氨酸棒杆菌
<400>25
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe
20
<210>26
<211>23
<212>PRT
<213>谷氨酸棒杆菌
<400>26
Val Ala Ile Ile Leu Val Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg
1 5 10 15
Leu Ala Met Arg Ile Ile Lys
20
<210>27
<211>23
<212>PRT
<213>谷氨酸棒杆菌
<400>27
Gln Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala
1 5 10 15
Phe Phe Met Leu Ala Val Ser
20
<210>28
<211>23
<212>PRT
<213>谷氨酸棒杆菌
<400>28
Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala Ile Pro Ala Thr
1 5 10 15
Ile Ala Ser Ala Ala Ile Gly
20
<210>29
<211>23
<212>PRT
<213>谷氨酸棒杆菌
<400>29
Gly Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu
1 5 10 15
Thr Glu Lys Gln Phe Gly Val
20
<210>30
<211>20
<212>DNA
<213>人工序列
<220>
<223>引物
<400>30
ggctgttgag aagctgccac 20
<210>31
<211>40
<212>DNA
<213>人工序列
<220>
<223>引物
<400>31
ccaattccac aatgaacaca atgaatagag caaatattga 40
<210>32
<211>40
<212>DNA
<213>人工序列
<220>
<223>引物
<400>32
tcaatatttg ctctattcat tgtgttcatt gtggaattgg 40
<210>33
<211>20
<212>DNA
<213>人工序列
<220>
<223>引物
<400>33
ttcggttcct taagagcctg 20
<210>34
<211>28
<212>DNA
<213>人工序列
<220>
<223>引物
<400>34
gggagctcca cggcatgccg accaccgt 28
<210>35
<211>23
<212>DNA
<213>人工序列
<220>
<223>引物
<400>35
gacgcaatgg ttgtcggaat cgc 23
<210>36
<211>23
<212>DNA
<213>人工序列
<220>
<223>引物
<400>36
gcgattccga caaccattgc gtc 23
<210>37
<211>29
<212>DNA
<213>人工序列
<220>
<223>引物
<400>37
ccgcaacaat cgactgcaca ccaagacca 29
<210>38
<211>29
<212>DNA
<213>人工序列
<220>
<223>引物
<400>38
tggtcttggt gtgcagtcga ttgttgcgg 29
<210>39
<211>28
<212>DNA
<213>人工序列
<220>
<223>引物
<400>39
gggagctcac ctttgtggag gaatagag 28
<210>40
<211>46
<212>DNA
<213>人工序列
<220>
<223>引物
<400>40
gggacacgtc tgtaatcagc gtcctagagc caagattagc gctgaa 46
<210>41
<211>46
<212>DNA
<213>人工序列
<220>
<223>引物
<400>41
ttcagcgcta atcttggctc taggacgctg attacagacg tgtccc 46
<210>42
<211>28
<212>DNA
<213>人工序列
<220>
<223>引物
<400>42
gggagctcag tactcttcct tggacatc 28
<210>43
<211>4400
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(443)..(4213)
<223>odhA
<400>43
gtcgacaagc aaaatcgaag cggcagcacg ccgcgtcgga gccttaaacg ccatcgccgc 60
catccctgat ggtttcaacc atcaagtcgg tgaacgcggg cgcaacctgt catccggaca 120
gcgccaactg atcgcgctgg cgcgcgccga acttatcgag ccttccatca tgcttctcga 180
cgaagccacc tccaccctcg accccgccac cgaagccgtt atcctcaacg cctccgatcg 240
agtcactaag ggacgcacca gcatcatcgt cgcgcaccgc ttggcaaccg ctaaaagggc 300
cgaccgtatt cttgttgttg aacaaggacg tatcattgag gacggatctc acgacgcgtt 360
gttgtctgct aacggcacct acgcccgcat gtggcattta atggcctgac acgttatttt 420
taggagaact gtcaacaaat ta atg cta caa ctg ggg ctt agg cat aat cag 472
Met Leu Gln Leu Gly Leu Arg His Asn Gln
1 5 10
cca acg acc aac gtt aca gtg gat aaa aca aag ctc aat aaa ccc tca 520
Pro Thr Thr Asn Val Thr Val Asp Lys Thr Lys Leu Asn Lys Pro Ser
15 20 25
aga agc aag gaa aag agg cga gta cct gcc gtg agc agc gct agt act 568
Arg Ser Lys Glu Lys Arg Arg Val Pro Ala Val Ser Ser Ala Ser Thr
30 35 40
ttc ggc cag aat gcg tgg ctg gta gac gag atg ttc cag cag ttc cag 616
Phe Gly Gln Asn Ala Trp Leu Val Asp Glu Met Phe Gln Gln Phe Gln
45 50 55
aag gac ccc aag tcc gtg gac aag gaa tgg aga gaa ctc ttt gag gcg 664
Lys Asp Pro Lys Ser Val Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala
60 65 70
cag ggg gga cca aat act acc ccc gct aca aca gaa gca cag cct tca 712
Gln Gly Gly Pro Asn Thr Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser
75 80 85 90
gcg ccc aag gag tct gcg aaa cca gca cca aag gct gcc cct gca gcc 760
Ala Pro Lys Glu Ser Ala Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala
95 100 105
aag gca gca ccg cgc gta gaa acc aag ccg gcc gac aag acc gcc cct 808
Lys Ala Ala Pro Arg Val Glu Thr Lys Pro Ala Asp Lys Thr Ala Pro
110 115 120
aag gcc aag gag tcc tca gtg cca cag caa cct aag ctt ccg gag cca 856
Lys Ala Lys Glu Ser Ser Val Pro Gln Gln Pro Lys Leu Pro Glu Pro
125 130 135
gga caa acc cca atc agg ggt att ttc aag tcc atc gcg aag aac atg 904
Gly Gln Thr Pro Ile Arg Gly Ile Phe Lys Ser Ile Ala Lys Asn Met
140 145 150
gat atc tcc ctg gaa atc cca acc gca acc tcg gtt cgc gat atg cca 952
Asp Ile Ser Leu Glu Ile Pro Thr Ala Thr Ser Val Arg Asp Met Pro
155 160 165 170
gct cgc ctc atg ttc gaa aac cgc gcg atg gtc aac gat cag ctc aag 1000
Ala Arg Leu Met Phe Glu Asn Arg Ala Met Val Asn Asp Gln Leu Lys
175 180 185
cgc acc cgc ggt ggc aag atc tcc ttc acc cac atc att ggc tac gcc 1048
Arg Thr Arg Gly Gly Lys Ile Ser Phe Thr His Ile Ile Gly Tyr Ala
190 195 200
atg gtg aag gca gtc atg gct cac ccg gac atg aac aac tcc tac gac 1096
Met Val Lys Ala Val Met A1a His Pro Asp Met Asn Asn Ser Tyr Asp
205 210 215
gtc atc gac ggc aag cca acc ctg atc gtg cct gag cac atc aac ctg 1144
Val Ile Asp Gly Lys Pro Thr Leu I1e Val Pro Glu His Ile Asn Leu
220 225 230
ggc ctt gct atc gac ctt cct cag aag gac ggc tcc cgc gca ctt gtc 1192
Gly Leu Ala Ile Asp Leu Pro Gln Lys Asp Gly Ser Arg Ala Leu Val
235 240 245 250
gta gca gcc atc aag gaa acc gag aag atg aac ttc tcc gag ttc ctc 1240
Val A1a Ala Ile Lys Glu Thr Glu Lys Met Asn Phe Ser Glu Phe Leu
255 260 265
gca gcc tac gaa gac atc gtg gca cgc tcc cgc aag ggc aag ctc acc 1288
Ala Ala Tyr Glu Asp Ile Val Ala Arg Ser Arg Lys Gly Lys Leu Thr
270 275 280
atg gat gac tac cag ggc gtt acc gtt tcc ttg acc aac cca ggt ggc 1336
Met Asp Asp Tyr Gln Gly Val Thr Val Ser Leu Thr Asn Pro Gly Gly
285 290 295
atc ggt acc cgc cac tct gtt cca cgt cta acc aag ggc cag ggc acc 1384
Ile Gly Thr Arg His Ser Val Pro Arg Leu Thr Lys Gly Gln Gly Thr
300 305 310
atc atc ggt gtc ggt tcc atg gat tac cca gca gag ttc cag ggc gct 1432
Ile Ile Gly Val Gly Ser Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala
315 320 325 330
tca gaa gac cgc ctt gca gag ctc ggc gtt ggc aaa ctt gtc acc atc 1480
Ser Glu Asp Arg Leu Ala Glu Leu Gly Val Gly Lys Leu Val Thr Ile
335 340 345
acc tcc acc tac gat cac cgc gtg atc cag ggt gct gtg tcc ggt gaa 1528
Thr Ser Thr Tyr Asp His Arg Val Ile Gln Gly Ala Val Ser Gly Glu
350 355 360
ttc ctg cgc acc atg tct cgc ctg ctc acc gat gat tcc ttc tgg gat 1576
Phe Leu Arg Thr Met Ser Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp
365 370 375
gag atc ttc gac gca atg aac gtt cct tac acc cca atg cgt tgg gca 1624
Glu Ile Phe Asp Ala Met Asn Val Pro Tyr Thr Pro Met Arg Trp Ala
380 385 390
cag gac gtt cca aac acc ggt gtt gat aag aac acc cgc gtc atg cag 1672
Gln Asp Val Pro Asn Thr Gly Val Asp Lys Asn Thr Arg Val Met Gln
395 400 405 410
ctc att gag gca tac cgc tcc cgt gga cac ctc atc gct gac acc aac 1720
Leu Ile Glu Ala Tyr Arg Ser Arg Gly His Leu Ile Ala Asp Thr Asn
415 420 425
cca ctt tca tgg gtt cag cct ggc atg cca gtt cca gac cac cgc gac 1768
Pro Leu Ser Trp Val Gln Pro Gly Met Pro Val Pro Asp His Arg Asp
430 435 440
ctc gac atc gag acc cac aac ctg acc atc tgg gat ctg gac cgt acc 1816
Leu Asp Ile Glu Thr His Asn Leu Thr Ile Trp Asp Leu Asp Arg Thr
445 450 455
ttc aac gtc ggt ggc ttc ggc ggc aag gag acc atg acc ctg cgc gag 1864
Phe Asn Val Gly Gly Phe Gly Gly Lys Glu Thr Met Thr Leu Arg Glu
460 465 470
gta ctg tcc cgc ctc cgc gct gcg tac acc ctc aag gtc ggc tcc gaa 1912
Val Leu Ser Arg Leu Arg Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu
475 480 485 490
tac acc cac atc ctg gac cgc gac gag cgc acc tgg ctg cag gac cgc 1960
Tyr Thr His Ile Leu Asp Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg
495 500 505
ctc gag gcc gga atg cca aag cca acc cag gca gag cag aag tac atc 2008
Leu Glu Ala Gly Met Pro Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile
510 515 520
ctg cag aag ctg aac gcc gcg gag gct ttc gag aac ttc ctg cag acc 2056
Leu Gln Lys Leu Asn Ala Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr
525 530 535
aag tac gtc ggc cag aag cgc ttc tcc ctc gaa ggt gca gaa gca ctt 2104
Lys Tyr Val Gly Gln Lys Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu
540 545 550
atc cca ctg atg gac tcc gcc atc gac acc gcc gca ggc caa ggc ctc 2152
Ile Pro Leu Met Asp Ser Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu
555 560 565 570
gac gaa gtt gtc atc ggt atg cca cac cgt ggt cgc ctc aac gtg ctg 2200
Asp Glu Val Val Ile Gly Met Pro His Arg Gly Arg Leu Asn Val Leu
575 580 585
ttc aac atc gtg ggc aag cca ctg gca tcc atc ttc aac gag ttt gaa 2248
Phe Asn Ile Val Gly Lys Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu
590 595 600
ggc caa atg gag cag ggc cag atc ggt ggc tcc ggt gac gtg aag tac 2296
Gly Gln Met Glu Gln Gly Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr
605 610 615
cac ctc ggt tcc gaa ggc cag cac ctg cag atg ttc ggc gac ggc gag 2344
His Leu Gly Ser Glu Gly Gln His Leu Gln Met Phe Gly Asp Gly Glu
620 625 630
atc aag gtc tcc ctg act gct aac ccg tcc cac ctg gaa gct gtt aac 2392
Ile Lys Val Ser Leu Thr Ala Asn Pro Ser His Leu Glu Ala Val Asn
635 640 645 650
cca gtg atg gaa ggt atc gtc cgc gca aag cag gac tac ctg gac aag 2440
Pro Val Met Glu Gly Ile Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys
655 660 665
ggc gta gac ggc aag act gtt gtg cca ctg ctg ctc cac ggt gac gct 2488
Gly Val Asp Gly Lys Thr Val Val Pro Leu Leu Leu His Gly Asp Ala
670 675 680
gca ttc gca ggc ctg ggc atc gtg cca gaa acc atc aac ctg gct aag 2536
Ala Phe Ala Gly Leu Gly Ile Val Pro Glu Thr Ile Asn Leu Ala Lys
685 690 695
ctg cgt ggc tac gac gtc ggc ggc acc atc cac atc gtg gtg aac aac 2584
Leu Arg Gly Tyr Asp Val Gly Gly Thr Ile His Ile Val Val Asn Asn
700 705 710
cag atc ggc ttc acc acc acc cca gac tcc agc cgc tcc atg cac tac 2632
Gln Ile G1y Phe Thr Thr Thr Pro Asp Ser Ser Arg Ser Met His Tyr
715 720 725730
gca acc gac tac gcc aag gca ttc ggc tgc cca gtc ttc cac gtc aac 2680
Ala Thr Asp Tyr Ala Lys Ala Phe Gly Cys Pro Val Phe His Val Asn
735 740 745
ggc gac gac cca gag gca gtt gtc tgg gtt ggc cag ctg gcc acc gag 2728
Gly Asp Asp Pro Glu Ala Val Val Trp Val Gly Gln Leu Ala Thr Glu
750 755 760
tac cgt cgt cgc ttc ggc aag gac gtc ttc atc gac ctc gtc tgc tac 2776
Tyr Arg Arg Arg Phe Gly Lys Asp Val Phe Ile Asp Leu Val Cys Tyr
765 770 775
cgc ctc cgc ggc cac aac gaa gct gat gat cct tcc atg acc cag cca 2824
Arg Leu Arg Gly His Asn Glu Ala Asp Asp Pro Ser Met Thr Gln Pro
780 785 790
aag atg tat gag ctc atc acc ggc cgc gag acc gtt cgt gct cag tac 2872
Lys Met Tyr Glu Leu Ile Thr Gly Arg Glu Thr Val Arg Ala Gln Tyr
795 800 805 810
acc gaa gac ctg ctc gga cgt gga gac ctc tcc aac gaa gat gca gaa 2920
Thr Glu Asp Leu Leu Gly Arg Gly Asp Leu Ser Asn Glu Asp Ala Glu
815 820 825
gca gtc gtc cgc gac ttc cac gac cag atg gaa tct gtg ttc aac gaa 2968
Ala Val Val Arg Asp Phe His Asp Gln Met Glu Ser Val Phe Asn Glu
830 835 840
gtc aag gaa ggc ggc aag aag cag gct gag gca cag acc ggc atc acc 3016
Val Lys Glu Gly Gly Lys Lys Gln Ala Glu Ala Gln Thr Gly Ile Thr
845 850 855
ggc tcc cag aag ctt cca cac ggc ctt gag acc aac atc tcc cgt gaa 3064
Gly Ser Gln Lys Leu Pro His Gly Leu Glu Thr Asn Ile Ser Arg Glu
860 865 870
gag ctc ctg gaa ctg gga cag gct ttc gcc aac acc cca gaa ggc ttc 3112
Glu Leu Leu Glu Leu Gly Gln Ala Phe Ala Asn Thr Pro Glu Gly Phe
875 880 885 890
aac tac cac cca cgt gtg gct ccc gtt gct aag aag cgc gtc tcc tct 3160
Asn Tyr His Pro Arg Val Ala Pro Val Ala Lys Lys Arg Val Ser Ser
895 900 905
gtc acc gaa ggt ggc atc gac tgg gca tgg ggc gag ctc ctc gcc ttc 3208
Val Thr Glu Gly Gly Ile Asp Trp Ala Trp Gly Glu Leu Leu Ala Phe
910 915 920
ggt tcc ctg gct aac tcc ggc cgc ttg gtt cgc ctt gca ggt gaa gat 3256
Gly Ser Leu Ala Asn Ser Gly Arg Leu Val Arg Leu Ala Gly Glu Asp
925 930 935
tcc cgc cgc ggt acc ttc acc cag cgc cac gca gtt gcc atc gac cca 3304
Ser Arg Arg Gly Thr Phe Thr Gln Arg His Ala Val Ala Ile Asp Pro
940 945 950
gcg acc gct gaa gag ttc aac cca ctc cac gag ctt gca cag tcc aag 3352
Ala Thr Ala Glu Glu Phe Asn Pro Leu His Glu Leu Ala Gln Ser Lys
955 960 965970
ggc aac aac ggt aag ttc ctg gtc tac aac tcc gca ctg acc gag tac 3400
Gly Asn Asn Gly Lys Phe Leu Val Tyr Asn Ser Ala Leu Thr Glu Tyr
975 980 985
gca ggc atg ggc ttc gag tac ggc tac tcc gta gga aac gaa gac tcc 3448
Ala Gly Met Gly Phe Glu Tyr Gly Tyr Ser Val Gly Asn Glu Asp Ser
990 995 1000
atc gtt gca tgg gaa gca cag ttc ggc gac ttc gcc aac ggc gct 3493
Ile Val Ala Trp Glu Ala Gln Phe Gly Asp Phe Ala Asn Gly Ala
1005 1010 1015
cag acc atc atc gat gag tac gtc tcc tca ggc gaa gct aag tgg 3538
Gln Thr Ile Ile Asp Glu Tyr Val Ser Ser Gly Glu Ala Lys Trp
1020 1025 1030
ggc cag acc tcc aag ctg atc ctt ctg ctg cct cac ggc tac gaa 3583
Gly Gln Thr Ser Lys Leu Ile Leu Leu Leu Pro His Gly Tyr Glu
1035 1040 1045
ggc cag ggc cca gac cac tct tcc gca cgt atc gag cgc ttc ctg 3628
Gly Gln Gly Pro Asp His Ser Ser Ala Arg Ile Glu Arg Phe Leu
1050 1055 1060
cag ctg tgc gct gag ggt tcc atg act gtt gct cag cca tcc acc 3673
Gln Leu Cys Ala Glu Gly Ser Met Thr Val Ala Gln Pro Ser Thr
1065 1070 1075
cca gca aac cac ttc cac cta ctg cgt cgt cac gct ctg tcc gac 3718
Pro Ala Asn His Phe His Leu Leu Arg Arg His Ala Leu Ser Asp
1080 1085 1090
ctg aag cgt cca ctg gtt atc ttc acc ccg aag tcc atg ctg cgt 3763
Leu Lys Arg Pro Leu Val Ile Phe Thr Pro Lys Ser Met Leu Arg
1095 1100 1105
aac aag gct gct gcc tcc gca cca gaa gac ttc act gag gtc acc 3808
Asn Lys Ala Ala Ala Ser Ala Pro Glu Asp Phe Thr Glu Val Thr
1110 1115 1120
aag ttc cag tcc gtg atc aac gat cca aac gtt gca gat gca gcc 3853
Lys Phe Gln Ser Val Ile Asn Asp Pro Asn Val Ala Asp Ala Ala
1125 1130 1135
aag gtg aag aag gtc atg ctg gtc tcc ggc aag ctg tac tac gaa 3898
Lys Val Lys Lys Val Met Leu Val Ser Gly Lys Leu Tyr Tyr Glu
1140 1145 1150
ttg gca aag cgc aag gag aag gac gga cgc gac gac atc gcg atc 3943
Leu Ala Lys Arg Lys Glu Lys Asp Gly Arg Asp Asp Ile Ala Ile
1155 1160 1165
gtt cgt atc gaa atg ctc cac cca att ccg ttc aac cgc atc tcc 3988
Val Arg Ile Glu Met Leu His Pro Ile Pro Phe Asn Arg Ile Ser
1170 1175 1180
gag gct ctt gcc ggc tac cct aac gct gag gaa gtc ctc ttc gtt 4033
Glu Ala Leu Ala Gly Tyr Pro Asn Ala Glu Glu Val Leu Phe Val
1185 1190 1195
cag gat gag cca gca aac cag ggc cca tgg ccg ttc tac cag gag 4078
Gln Asp Glu Pro Ala Asn Gln Gly Pro Trp Pro Phe Tyr Gln Glu
1200 1205 1210
cac ctc cca gag ctg atc ccg aac atg cca aag atg cgc cgc gtt 4123
His Leu Pro Glu Leu Ile Pro Asn Met Pro Lys Met Arg Arg Val
1215 1220 1225
tcc cgc cgc gct cag tcc tcc acc gca act ggt gtt gcc aag gtg 4168
Ser Arg Arg Ala Gln Ser Ser Thr Ala Thr Gly Val Ala Lys Val
1230 1235 1240
cac cag ctg gag gag aag cag ctt atc gac gag gct ttc gag gct 4213
His Gln Leu Glu Glu Lys Gln Leu Ile Asp Glu Ala Phe Glu Ala
1245 1250 1255
taagtcttta tagtcctgca ctagcctaga agggccttat gccgtgtgaa tcacacagca 4273
tacggccctt tttgctgccg tggttgccta aggtggaagg tatgaaacga atctgtgcgg 4333
tcgcgatctc ttcagtactt ttgttaagtg gctgctcctc cacttccaca acgcagctcg 4393
agggatt 4400
<210>44
<211>1257
<212>PRT
<213>谷氨酸棒杆菌
<400>44
Met Leu Gln Leu Gly Leu Arg His Asn Gln Pro Thr Thr Asn Val Thr
1 5 10 15
Val Asp Lys Thr Lys Leu Asn Lys Pro Ser Arg Ser Lys Glu Lys Arg
20 25 30
Arg Val Pro Ala Val Ser Ser Ala Ser Thr Phe Gly Gln Asn Ala Trp
35 40 45
Leu Val Asp Glu Met Phe Gln Gln Phe Gln Lys Asp Pro Lys Ser Val
50 55 60
Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala Gln Gly Gly Pro Asn Thr
65 70 75 80
Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser Ala Pro Lys Glu Ser Ala
85 90 95
Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala Lys Ala Ala Pro Arg Val
100 105 110
Glu Thr Lys Pro Ala Asp Lys Thr Ala Pro Lys Ala Lys Glu Ser Ser
115 120 125
Val Pro Gln Gln Pro Lys Leu Pro Glu Pro Gly Gln Thr Pro Ile Arg
130 135 140
Gly Ile Phe Lys Ser Ile Ala Lys Asn Met Asp Ile Ser Leu Glu Ile
145 150 155 160
Pro Thr Ala Thr Ser Val Arg Asp Met Pro Ala Arg Leu Met Phe Glu
165 170 175
Asn Arg Ala Met Val Asn Asp Gln Leu Lys Arg Thr Arg Gly Gly Lys
180 185 190
Ile Ser Phe Thr His Ile Ile Gly Tyr Ala Met Val Lys Ala Val Met
195 200 205
Ala His Pro Asp Met Asn Asn Ser Tyr Asp Val Ile Asp Gly Lys Pro
210 215 220
Thr Leu Ile Val Pro Glu His Ile Asn Leu Gly Leu Ala Ile Asp Leu
225 230 235 240
Pro Gln Lys Asp Gly Ser Arg Ala Leu Val Val Ala Ala Ile Lys Glu
245 250 255
Thr Glu Lys Met Asn Phe Ser Glu Phe Leu Ala Ala Tyr Glu Asp Ile
260 265 270
Val Ala Arg Ser Arg Lys Gly Lys Leu Thr Met Asp Asp Tyr Gln Gly
275 280 285
Val Thr Val Ser Leu Thr Asn Pro Gly Gly Ile Gly Thr Arg His Ser
290 295 300
Val Pro Arg Leu Thr Lys Gly Gln Gly Thr Ile Ile Gly Val Gly Ser
305 310 315 320
Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala Ser Glu Asp Arg Leu Ala
325 330 335
Glu Leu Gly Val Gly Lys Leu Val Thr Ile Thr Ser Thr Tyr Asp His
340 345 350
Arg Val Ile Gln Gly Ala Val Ser Gly Glu Phe Leu Arg Thr Met Ser
355 360 365
Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp Glu Ile Phe Asp Ala Met
370 375 380
Asn Val Pro Tyr Thr Pro Met Arg Trp Ala Gln Asp Val Pro Asn Thr
385 390 395 400
Gly Val Asp Lys Asn Thr Arg Val Met Gln Leu Ile Glu Ala Tyr Arg
405 410 415
Ser Arg Gly His Leu Ile Ala Asp Thr Asn Pro Leu Ser Trp Val Gln
420 425 430
Pro Gly Met Pro Val Pro Asp His Arg Asp Leu Asp Ile Glu Thr His
435 440 445
Asn Leu Thr Ile Trp Asp Leu Asp Arg Thr Phe Asn Val Gly Gly Phe
450 455 460
Gly Gly Lys Gl uThr Met Thr Leu Arg Glu Val Leu Ser Arg Leu Arg
465 470 475 480
Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu Tyr Thr His Ile Leu Asp
485 490 495
Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg Leu Glu Ala G1y Met Pro
500 505 510
Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile Leu Gln Lys Leu Asn Ala
515 520 525
Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr Lys Tyr Val Gly Gln Lys
530 535 540
Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu Ile Pro Leu Met Asp Ser
545 550 555 560
Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu Asp Glu Val Val Ile Gly
565 570 575
Met Pro His Arg Gly Arg Leu Asn Val Leu Phe Asn Ile Val Gly Lys
580 585 590
Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu Gly Gln Met Glu Gln Gly
595 600 605
Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr His Leu Gly Ser Glu Gly
610 615 620
Gln His Leu Gln Met Phe Gly Asp Gly Glu Ile Lys Val Ser Leu Thr
625 630 635640
Ala Asn Pro Ser His Leu Glu Ala Val Asn Pro Val Met Glu Gly Ile
645 650 655
Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys Gly Val Asp Gly Lys Thr
660 665 670
Val Val Pro Leu Leu Leu His Gly Asp Ala Ala Phe Ala Gly Leu Gly
675 680 685
Ile Val Pro Glu Thr Ile Asn Leu Ala Lys Leu Arg Gly Tyr Asp Val
690 695 700
Gly Gly Thr Ile His Ile Val Val Asn Asn Gln Ile Gly Phe Thr Thr
705 710 715720
Thr Pro Asp Ser Ser Arg Ser Met His Tyr Ala Thr Asp Tyr Ala Lys
725 730 735
Ala Phe Gly Cys Pro Val Phe His Val Asn Gly Asp Asp Pro Glu Ala
740 745 750
Val Val Trp Val Gly Gln Leu Ala Thr Glu Tyr Arg Arg Arg Phe Gly
755 760 765
Lys Asp Val Phe Ile Asp Leu Val Cys Tyr Arg Leu Arg Gly His Asn
770 775 780
Glu Ala Asp Asp Pro Ser Met Thr Gln Pro Lys Met Tyr Glu Leu Ile
785 790 795800
Thr Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr Glu Asp Leu Leu Gly
805 8l0815
Arg Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala Val Val Arg Asp Phe
820 825 830
His Asp Gln Met Glu Ser Val Phe Asn Glu Val Lys Glu Gly Gly Lys
835 840 845
Lys Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly Ser Gln Lys Leu Pro
850 855 860
His Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu Leu Leu Glu Leu Gly
865 870 875880
Gln Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn Tyr His Pro Arg Val
885 890 895
Ala Pro Val Ala Lys Lys Arg Val Ser Ser Val Thr Glu Gly Gly Ile
900 905 910
Asp Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly Ser Leu Ala Asn Ser
915 920 925
Gly Arg Leu Val Arg Leu Ala Gly Glu Asp Ser Arg Arg Gly Thr Phe
930 935 940
Thr Gln Arg His Ala Val Ala Ile Asp Pro Ala Thr Ala Glu Glu Phe
945 950 955960
Asn Pro Leu His Glu Leu Ala Gln Ser Lys Gly Asn Asn Gly Lys Phe
965 970 975
Leu Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala Gly Met Gly Phe Glu
980 985 990
Tyr Gly Tyr Ser Val Gly Asn Glu Asp Ser Ile Val Ala Trp Glu Ala
995 1000 1005
Gln Phe Gly Asp Phe Ala Asn Gly Ala Gln Thr Ile Ile Asp Glu
1010 1015 1020
Tyr Val Ser Ser Gly Glu Ala Lys Trp Gly Gln Thr Ser Lys Leu
1025 1030 1035
Ile Leu Leu Leu Pro His Gly Tyr Glu Gly Gln Gly Pro Asp His
1040 1045 1050
Ser Ser Ala Arg Ile Glu Arg Phe Leu Gln Leu Cys Ala Glu Gly
1055 1060 1065
Ser Met Thr Val Ala Gln Pro Ser Thr Pro Ala Asn His Phe His
1070 1075 1080
Leu Leu Arg Arg His Ala Leu Ser Asp Leu Lys Arg Pro Leu Val
1085 1090 1095
Ile Phe Thr Pro Lys Ser Met Leu Arg Asn Lys Ala Ala Ala Ser
1100 1105 1110
Ala Pro Glu Asp Phe Thr Glu Val Thr Lys Phe Gln Ser Val Ile
1115 1120 1125
Asn Asp Pro Asn Val Ala Asp Ala Ala Lys Val Lys Lys Val Met
1130 1135 1140
Leu Val Ser Gly Lys Leu Tyr Tyr Glu Leu Ala Lys Arg Lys Glu
1145 1150 1155
Lys Asp Gly Arg Asp Asp Ile Ala Ile Val Arg Ile Glu Met Leu
1160 1165 1170
His Pro Ile Pro Phe Asn Arg Ile Ser Glu Ala Leu Ala Gly Tyr
1175 1180 1185
Pro Asn Ala Glu Glu Val Leu Phe Val Gln Asp Glu Pro Ala Asn
1190 1195 1200
Gln Gly Pro Trp Pro Phe Tyr Gln Glu His Leu Pro Glu Leu Ile
1205 1210 1215
Pro Asn Met Pro Lys Met Arg Arg Val Ser Arg Arg Ala Gln Ser
1220 1225 1230
Ser Thr Ala Thr Gly Val Ala Lys Val His Gln Leu Glu Glu Lys
1235 1240 1245
Gln Leu Ile Asp Glu Ala Phe Glu Ala
1250 1255
<210>45
<211>4389
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(443)..(2542)
<223>sucA8
<400>45
gtcgacaagc aaaatcgaag cggcagcacg ccgcgtcgga gccttaaacg ccatcgccgc 60
catccctgat ggtttcaatc atcaagtcgg tgaacgcggg cgcaacctgt catccggaca 120
gcgccaactg atcgcgctgg cgcgcgccga actcatcgag ccttccatca tgcttctcga 180
cgaagccacc tccaccctcg accccgccac cgaagccgtt atcctcaacg cctccgatcg 240
agtcactaag ggacgcacca gcatcatcgt cgcgcaccgc ttggcaaccg ctaaaagggc 300
cgaccgtatt cttgttgttg aacaaggacg tatcattgag gacggatctc acgacgcgtt 360
gttgtctgct aacggcacct acgcccgcat gtggcattta atggcctgac acgttatttt 420
taggagaact gtcaacaaat ta atg cta caa ctg ggg ctt agg cat aat cag 472
Met Leu Gln Leu Gly Leu Arg His Asn Gln
1 5 10
cca acg acc aac gtt aca gtg gat aaa ata aag ctc aat aaa ccc tca 520
Pro Thr Thr Asn Val Thr Val Asp Lys Ile Lys Leu Asn Lys Pro Ser
15 20 25
aga agc aag gaa aag agg cga gta cct gcc gtg agc agc gct agt act 568
Arg Ser Lys Glu Lys Arg Arg Val Pro Ala Val Ser Ser Ala Ser Thr
30 35 40
ttc ggc cag aat gcg tgg ctg gta gac gag atg ttc cag cag ttc cag 616
Phe Gly Gln Asn Ala Trp Leu Val Asp Glu Met Phe Gln Gln Phe Gln
45 50 55
aag gac ccc aag tcc gtg gac aag gaa tgg aga gaa ctc ttt gag gcg 664
Lys Asp Pro Lys Ser Val Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala
60 65 70
cag ggg gga cca aat gct acc ccc gct aca aca gaa gca cag cct tca 712
Gln Gly Gly Pro Asn Ala Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser
75 80 85 90
gcg ccc aag gag tct gcg aaa cca gca cca aag gct gcc cct gca gcc 760
Ala Pro Lys Glu Ser Ala Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala
95 100 105
aag gca gca ccg cgc gta gaa acc aag ccg gcc gcc aag acc gcc cct 808
Lys Ala Ala Pro Arg Val Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro
110 115 120
aag gcc aag gag tcc tca gtg cca cag caa cct aag ctt ccg gag cca 856
Lys Ala Lys Glu Ser Ser Val Pro Gln Gln Pro Lys Leu Pro Glu Pro
125 130 135
gga caa acc cca atc agg ggt att ttc aag tcc atc gcg aag aac atg 904
Gly Gln Thr Pro Ile Arg Gly Ile Phe Lys Ser Ile Ala Lys Asn Met
140 145 150
gat atc tcc ctg gaa atc cca acc gca acc tcg gtt cgc gat atg cca 952
Asp Ile Ser Leu Glu Ile Pro Thr Ala Thr Ser Val Arg Asp Met Pro
155 160 165 170
gct cgc ctc atg ttc gaa aac cgc gcg atg gtc aac gat cag ctc aag 1000
Ala Arg Leu Met Phe Glu Asn Arg Ala Met Val Asn Asp Gln Leu Lys
175 180 185
cgc acc cgc ggt ggc aag atc tcc ttc acc cac atc att ggc tac gcc 1048
Arg Thr Arg Gly Gly Lys Ile Ser Phe Thr His Ile Ile Gly Tyr Ala
190 195 200
atg gtg aag gca gtc atg gct cac ccg gac atg aac aac tcc tac gac 1096
Met Val Lys Ala Val Met Ala His Pro Asp Met Asn Asn Ser Tyr Asp
205 210 215
gtc atc gac ggc aag cca acc ctg atc gtg cct gag cac atc aac ctg 1144
Val Ile Asp Gly Lys Pro Thr Leu Ile Val Pro Glu His Ile Asn Leu
220 225 230
ggc ctt gcc atc gac ctt cct cag aag gac ggc tcc cgc gca ctt gtc 1192
Gly Leu Ala Ile Asp Leu Pro Gln Lys Asp Gly Ser Arg Ala Leu Val
235 240 245 250
gta gca gcc atc aag gaa acc gag aag atg aac ttc tcc gag ttc ctc 1240
Val Ala Ala Ile Lys Glu Thr Glu Lys Met Asn Phe Ser Glu Phe Leu
255 260 265
gca gca tac gaa gac atc gtg aca cgc tcc cgc aag ggc aag ctc acc 1288
Ala Ala Tyr Glu Asp Ile Val Thr Arg Ser Arg Lys Gly Lys Leu Thr
270 275 280
atg gat gac tac cag ggc gtt acc gtt tcc ttg acc aac cca ggt ggc 1336
Met Asp Asp Tyr Gln Gly Val Thr Val Ser Leu Thr Asn Pro Gly Gly
285 290 295
atc ggt acc cgc cac tct gtc cca cgt ctg acc aag ggc cag ggc acc 1384
Ile Gly Thr Arg His Ser Val Pro Arg Leu Thr Lys Gly Gln Gly Thr
300 305 310
atc atc ggt gtc ggt tcc atg gat tac cca gca gag ttc cag ggc gct 1432
Ile Ile Gly Val Gly Ser Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala
315 320 325 330
tcc gaa gac cgc ctt gca gag ctc ggc gtt gga aag ctt gtc acc atc 1480
Ser Glu Asp Arg Leu Ala Glu Leu Gly Val Gly Lys Leu Val Thr Ile
335 340 345
acc tcc acc tac gat cac cgc gtg atc cag ggt gct gtg tcc ggt gaa 1528
Thr Ser Thr Tyr Asp His Arg Val Ile Gln Gly Ala Val Ser Gly Glu
350 355 360
ttc ctg cgt acc atg tct cgc ctg ctc acc gat gat tcc ttc tgg gat 1576
Phe Leu Arg Thr Met Ser Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp
365 370 375
gag atc ttc gac gca atg aac gtt cct tac acc cca atg cgt tgg gca 1624
Glu Ile Phe Asp Ala Met Asn Val Pro Tyr Thr Pro Met Arg Trp Ala
380 385 390
cag gac gtt cca aac acc ggt gtt gat aag aac acc cgc gtc atg cag 1672
Gln Asp Val Pro Asn Thr Gly Val Asp Lys Asn Thr Arg Val Met Gln
395 400 405410
ctc att gag gca tac cgc tcc cgt gga cac ctc atc gct gac acc aac 1720
Leu Ile Glu Ala Tyr Arg Ser Arg Gly His Leu Ile Ala Asp Thr Asn
415 420 425
cca ctt tca tgg gtt cag cct ggc atg cca gtt cca gac cac cgc gac 1768
Pro Leu Ser Trp Val Gln Pro Gly Met Pro Val Pro Asp His Arg Asp
430 435 440
ctc gac atc gag acc cac agc ctg acc atc tgg gat ctg gac cgt acc 1816
Leu Asp Ile Glu Thr His Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr
445 450 455
ttc agc gtc ggt ggc ttc ggc ggc aag gag acc atg acc ctg cgc gag 1864
Phe Ser Val Gly Gly Phe Gly Gly Lys Glu Thr Met Thr Leu Arg Glu
460 465 470
gta ctg tcc cgc ctg cgc gct gcc tac acc ttg aag gtc ggc tcc gaa 1912
Val Leu Ser Arg Leu Arg Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu
475 480 485490
tac acc cac atc ctg gac cgc gac gag cgc acc tgg ctg cag gac cgc 1960
Tyr Thr His Ile Leu Asp Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg
495 500 505
ctc gaa gcc gga atg cca aag cca acc cag gca gag cag aag tac atc 2008
Leu Glu Ala Gly Met Pro Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile
510 515 520
ctg cag aag ctg aac gcc gca gag gct ttc gag aac ttc ctg cag acc 2056
Leu Gln Lys Leu Asn Ala Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr
525 530 535
aag tac gtc ggc cag aag cgc ttc tcc ctc gaa ggt gca gaa gct ctc 2104
Lys Tyr Val Gly Gln Lys Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu
540 545 550
atc cca ctg atg gac tcc gcc atc gac acc gcc gca ggc cag ggc ctc 2152
Ile Pro Leu Met Asp Ser Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu
555 560 565570
gac gaa gtt gtc atc ggt atg cca cac cgt ggt cgc ctc aac gtg ctg 2200
Asp Glu Val Val Ile Gly Met Pro His Arg Gly Arg Leu Asn Val Leu
575 580 585
ttc aac atc gtg ggc aag cca ctg gca tcc atc ttc aac gag ttt gaa 2248
Phe Asn Ile Val Gly Lys Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu
590 595 600
ggc caa atg gag cag ggc cag atc ggt ggc tcc ggt gac gtg aag tac 2296
Gly Gln Met Glu Gln Gly Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr
605 610 615
cac ctc ggt tcc gaa ggc cag cac ctg cag atg ttc ggc gac ggc gag 2344
His Leu Gly Ser Glu Gly Gln His Leu Gln Met Phe Gly Asp Gly Glu
620 625 630
atc aag gtc tcc ctg act gct aac ccg tcc cac ctg gaa gct gtt aac 2392
Ile Lys Val Ser Leu Thr Ala Asn Pro Ser His Leu Glu Ala Val Asn
635 640 645 650
cca gtg atg gaa ggt atc gtc cgc gca aag cag gac tac ctg gac aag 2440
Pro Val Met Glu Gly Ile Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys
655 660 665
ggc gta gac ggc aag act gtt gtg cca ctg ctg ctc cac ggt gac gct 2488
Gly Val Asp Gly Lys Thr Val Val Pro Leu Leu Leu His Gly Asp Ala
670 675 680
gca ttc gca ggc ctg ggc atc gtg cca gaa acc atc aac ctg gct aag 2536
Ala Phe Ala Gly Leu Gly Ile Val Pro Glu Thr Ile Asn Leu Ala Lys
685 690 695
ctg cgt cgacgtcgga ggcaccatcc acatcgtggt gaacaaccag atcggcttca 2592
Leu Arg
700
ccaccacccc agactccagc cgctccatgc actacgcaac cgactacgcc aaggcattcg 2652
gctgcccagt cttccacgtc aatggtgatg acccagaggc agttgtctgg gttggccagc 2712
tggcaaccga gtaccgtcgt cgcttcggca aggacgtctt catcgacctc gtttgctacc 2772
gcctccgcgg ccacaacgaa gctgatgatc cttccatgac ccagccaaag atgtatgagc 2832
tcatcaccgg ccgcgagacc gttcgtgctc agtacaccga agacctgctc ggacgtggag 2892
acctctccaa cgaagatgca gaagcagtcg tccgcgactt ccacgaccag atggaatctg 2952
tgttcaacga agtcaaggaa ggcggcaaga agcaggctga ggcacagacc ggcatcaccg 3012
gctcccagaa gcttccacac ggccttgaga ccaacatctc ccgtgaagag ctcctggaac 3072
tgggacaggc tttcgccaac accccagaag gcttcaacta ccacccacgt gtggctccag 3132
ttgctaagaa gcgcgtctcc tctgtcaccg aaggtggcat cgactgggca tggggcgagc 3192
tcctcgcctt cggttccctg gctaactccg gccgcttggt tcgccttgca ggtgaagatt 3252
cccgccgcgg taccttcacc cagcgccacg cagttgccat cgacccagcg accgctgaag 3312
agttcaaccc actccacgag cttgcacagt ccaagggcaa caacggtaag ttcctggtct 3372
acaactccgc actgaccgag tacgcaggca tgggcttcga gtacggctac tccgtaggaa 3432
acgaagactc cgtcgttgca tgggaagcac agttcggcga cttcgccaac ggcgctcaga 3492
ccatcatcga tgagtacgtc tcctcaggcg aagctaagtg gggccagacc tccaagctga 3552
tccttctgct gcctcacggc tacgaaggcc agggcccaga ccactcttcc gcacgtatcg 3612
agcgcttcct gcagctgtgc gctgagggtt ccatgactgt tgctcagcca tccaccccag 3672
caaaccactt ccacctgctg cgtcgtcacg ctctgtccga cctgaagcgt ccactggtta 3732
tcttcacccc gaagtccatg ctgcgtaaca aggctgctgc ctccgcacca gaagacttca 3792
ctgaggtcac caagttccaa tccgtgatcg acgatccaaa cgttgcagat gcagccaagg 3852
tgaagaaggt catgctggtc tccggcaagc tgtactacga attggcaaag cgcaaggaga 3912
aggacggacg cgacgacatc gcgatcgttc gtatcgaaat gctccaccca attccgttca 3972
accgcatctc cgaggctctt gccggctacc ctaacgctga ggaagtcctc ttcgttcagg 4032
atgagccagc aaaccagggc ccatggccgt tctaccagga gcacctccca gagctgatcc 4092
cgaacatgcc aaagatgcgc cgcgtttccc gccgcgctca gtcctccacc gcaactggtg 4152
ttgctaaggt gcaccagctg gaggagaagc agcttatcga cgaggctttc gaggcttaag 4212
tctttatagt cctgcactag cctagagggc cttatgcagt gtgaatcaca cagcataagg 4272
ccctttttgc tgccgtggtt gcctaaggtg gaaggcatga aacgaatctg tgcggtcacg 4332
atctcttcag tacttttgct aagtggctgc tcctccactt ccaccacgca gctcgag 4389
<210>46
<211>700
<212>PRT
<213>谷氨酸棒杆菌
<400>46
Met Leu Gln Leu Gly Leu Arg His Asn Gln Pro Thr Thr Asn Val Thr
1 5 10 15
Val Asp Lys Ile Lys Leu Asn Lys Pro Ser Arg Ser Lys Glu Lys Arg
20 25 30
Arg Val Pro Ala Val Ser Ser Ala Ser Thr Phe Gly Gln Asn Ala Trp
35 40 45
Leu Val Asp Glu Met Phe Gln Gln Phe Gln Lys Asp Pro Lys Ser Val
50 55 60
Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala Gln Gly Gly Pro Asn Ala
65 70 75 80
Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser Ala Pro Lys Glu Ser Ala
85 90 95
Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala Lys Ala Ala Pro Arg Val
100 105 110
Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro Lys Ala Lys Glu Ser Ser
115 120 125
Val Pro Gln Gln Pro Lys Leu Pro Glu Pro Gly Gln Thr Pro Ile Arg
130 135 140
Gly Ile Phe Lys Ser Ile Ala Lys Asn Met Asp Ile Ser Leu Glu Ile
145 150 155 160
Pro Thr Ala Thr Ser Val Arg Asp Met Pro Ala Arg Leu Met Phe Glu
165 170 175
Asn Arg Ala Met Val Asn Asp Gln Leu Lys Arg Thr Arg Gly Gly Lys
180 185 190
Ile Ser Phe Thr His Ile Ile Gly Tyr Ala Met Val Lys Ala Val Met
195 200 205
Ala His Pro Asp Met Asn Asn Ser Tyr Asp Val Ile Asp Gly Lys Pro
210 215 220
Thr Leu Ile Val Pro Glu His Ile Asn Leu Gly Leu Ala Ile Asp Leu
225 230 235 240
Pro Gln Lys Asp Gly Ser Arg Ala Leu Val Val Ala Ala Ile Lys Glu
245 250 255
Thr Glu Lys Met Asn Phe Ser Glu Phe Leu Ala Ala Tyr Glu Asp Ile
260 265 270
Val Thr Arg Ser Arg Lys Gly Lys Leu Thr Met Asp Asp Tyr Gln Gly
275 280 285
Val Thr Val Ser Leu Thr Asn Pro Gly Gly Ile Gly Thr Arg His Ser
290 295 300
Val Pro Arg Leu Thr Lys Gly Gln Gly Thr Ile Ile Gly Val Gly Ser
305 310 315 320
Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala Ser Glu Asp Arg Leu Ala
325 330 335
Glu Leu Gly Val Gly Lys Leu Val Thr Ile Thr Ser Thr Tyr Asp His
340 345 350
Arg Val Ile Gln Gly Ala Val Ser Gly Glu Phe Leu Arg Thr Met Ser
355 360 365
Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp Glu Ile Phe Asp Ala Met
370 375 380
Asn Val Pro Tyr Thr Pro Met Arg Trp Ala Gln Asp Val Pro Asn Thr
385 390 395 400
Gly Val Asp Lys Asn Thr Arg Val Met Gln Leu Ile Glu Ala Tyr Arg
405 410 415
Ser Arg Gly His Leu Ile Ala Asp Thr Asn Pro Leu Ser Trp Val Gln
420 425 430
Pro Gly Met Pro Val Pro Asp His Arg Asp Leu Asp Ile Glu Thr His
435 440 445
Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr Phe Ser Val Gly Gly Phe
450 455 460
Gly Gly Lys Glu Thr Met Thr Leu Arg Glu Val Leu Ser Arg Leu Arg
465 470 475480
Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu Tyr Thr His Ile Leu Asp
485 490 495
Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg Leu Glu Ala Gly Met Pro
500 505 510
Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile Leu Gln Lys Leu Asn Ala
5l5 520 525
Ala Glu Ala Phe Glu Ash Phe Leu Gln Thr Lys Tyr Val Gly Gln Lys
530 535 540
Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu Ile Pro Leu Met Asp Ser
545 550 555 560
Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu Asp Glu Val Val Ile Gly
565 570 575
Met Pro His Arg Gly Arg Leu Asn Val Leu Phe Asn Ile Val Gly Lys
580 585 590
Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu Gly Gln Met Glu Gln Gly
595 600 605
Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr His Leu Gly Ser Glu Gly
610 615 620
Gln His Leu Gln Met Phe Gly Asp Gly Glu Ile Lys Val Ser Leu Thr
625 630 635 640
Ala Asn Pro Ser His Leu Glu Ala Val Asn Pro Val Met Glu Gly Ile
645 650 655
Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys Gly Val Asp Gly Lys Thr
660 665 670
Val Val Pro Leu Leu Leu His Gly Asp Ala Ala Phe Ala Gly Leu Gly
675 680 685
Ile Val Pro Glu Thr Ile Asn Leu Ala Lys Leu Arg
690 695 700
<210>47
<211>4391
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(443)..(4210)
<223>sucA801
<400>47
gtcgacaagc aaaatcgaag cggcagcacg ccgcgtcgga gccttaaacg ccatcgccgc 60
catccctgat ggtttcaatc atcaagtcgg tgaacgcggg cgcaacctgt catccggaca 120
gcgccaactg atcgcgctgg cgcgcgccga actcatcgag ccttccatca tgcttctcga 180
cgaagccacc tccaccctcg accccgccac cgaagccgtt atcctcaacg cctccgatcg 240
agtcactaag ggacgcacca gcatcatcgt cgcgcaccgc ttggcaaccg ctaaaagggc 300
cgaccgtatt cttgttgttg aacaaggacg tatcattgag gacggatctc acgacgcgtt 360
gttgtctgct aacggcacct acgcccgcat gtggcattta atggcctgac acgttatttt 420
taggagaact gtcaacaaat ta atg cta caa ctg ggg ctt agg cat aat cag 472
Met Leu Gln Leu Gly Leu Arg His Asn Gln
1 5 10
cca acg acc aac gtt aca gtg gat aaa ata aag ctc aat aaa ccc tca 520
Pro Thr Thr Asn Val Thr Val Asp Lys Ile Lys Leu Asn Lys Pro Ser
15 20 25
aga agc aag gaa aag agg cga gta cct gcc gtg agc agc gct agt act 568
Arg Ser Lys Glu Lys Arg Arg Val Pro Ala Val Ser Ser Ala Ser Thr
30 35 40
ttc ggc cag aat gcg tgg ctg gta gac gag atg ttc cag cag ttc cag 616
Phe Gly Gln Asn Ala Trp Leu Val Asp Glu Met Phe Gln Gln Phe Gln
45 50 55
aag gac ccc aag tcc gtg gac aag gaa tgg aga gaa ctc ttt gag gcg 664
Lys Asp Pro Lys Ser Val Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala
60 65 70
cag ggg gga cca aat gct acc ccc gct aca aca gaa gca cag cct tca 712
Gln Gly Gly Pro Asn Ala Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser
75 80 85 90
gcg ccc aag gag tct gcg aaa cca gca cca aag gct gcc cct gca gcc 760
Ala Pro Lys Glu Ser Ala Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala
95 100 105
aag gca gca ccg cgc gta gaa acc aag ccg gcc gcc aag acc gcc cct 808
Lys Ala Ala Pro Arg Val Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro
110 115 120
aag gcc aag gag tcc tca gtg cca cag caa cct aag ctt ccg gag cca 856
Lys Ala Lys Glu Ser Ser Val Pro Gln Gln Pro Lys Leu Pro Glu Pro
125 130 135
gga caa acc cca atc agg ggt att ttc aag tcc atc gcg aag aac atg 904
Gly Gln Thr Pro Ile Arg Gly Ile Phe Lys Ser Ile Ala Lys Asn Met
140 145 150
gat atc tcc ctg gaa atc cca acc gca acc tcg gtt cgc gat atg cca 952
Asp Ile Ser Leu Glu Ile Pro Thr Ala Thr Ser Val Arg Asp Met Pro
155 160 165 170
gct cgc ctc atg ttc gaa aac cgc gcg atg gtc aac gat cag ctc aag 1000
Ala Arg Leu Met Phe Glu Asn Arg Ala Met Val Asn Asp Gln Leu Lys
175 180 185
cgc acc cgc ggt ggc aag atc tcc ttc acc cac atc att ggc tac gcc 1048
Arg Thr Arg Gly Gly Lys Ile Ser Phe Thr His Ile Ile Gly Tyr Ala
190 195 200
atg gtg aag gca gtc atg gct cac ccg gac atg aac aac tcc tac gac 1096
Met Val Lys Ala Val Met Ala His Pro Asp Met Asn Asn Ser Tyr Asp
205 210 215
gtc atc gac ggc aag cca acc ctg atc gtg cct gag cac atc aac ctg 1144
Val Ile Asp Gly Lys Pro Thr Leu Ile Val Pro Glu His Ile Asn Leu
220 225 230
ggc ctt gcc atc gac ctt cct cag aag gac ggc tcc cgc gca ctt gtc 1192
Gly Leu Ala Ile Asp Leu Pro Gln Lys Asp Gly Ser Arg Ala Leu Val
235 240 245 250
gta gca gcc atc aag gaa acc gag aag atg aac ttc tcc gag ttc ctc 1240
Val Ala Ala Ile Lys Glu Thr Glu Lys Met Asn Phe Ser Glu Phe Leu
255 260 265
gca gca tac gaa gac atc gtg aca cgc tcc cgc aag ggc aag ctc acc 1288
Ala Ala Tyr Glu Asp Ile Val Thr Arg Ser Arg Lys Gly Lys Leu Thr
270 275 280
atg gat gac tac cag ggc gtt acc gtt tcc ttg acc aac cca ggt ggc 1336
Met Asp Asp Tyr Gln Gly Val Thr Val Ser Leu Thr Asn Pro Gly Gly
285 290 295
atc ggt acc cgc cac tct gtc cca cgt ctg acc aag ggc cag ggc acc 1384
Ile Gly Thr Arg His Ser Val Pro Arg Leu Thr Lys Gly Gln Gly Thr
300 305 310
atc atc ggt gtc ggt tcc atg gat tac cca gca gag ttc cag ggc gct 1432
Ile Ile Gly Val Gly Ser Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala
315 320 325 330
tcc gaa gac cgc ctt gca gag ctc ggc gtt gga aag ctt gtc acc atc 1480
Ser Glu Asp Arg Leu Ala Glu Leu Gly Val Gly Lys Leu Val Thr Ile
335 340 345
acc tcc acc tac gat cac cgc gtg atc cag ggt gct gtg tcc ggt gaa 1528
Thr Ser Thr Tyr Asp His Arg Val Ile Gln Gly Ala Val Ser Gly Glu
350 355 360
ttc ctg cgt acc atg tct cgc ctg ctc acc gat gat tcc ttc tgg gat 1576
Phe Leu Arg Thr Met Ser Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp
365 370 375
gag atc ttc gac gca atg aac gtt cct tac acc cca atg cgt tgg gca 1624
Glu Ile Phe Asp Ala Met Asn Val Pro Tyr Thr Pro Met Arg Trp Ala
380 385 390
cag gac gtt cca aac acc ggt gtt gat aag aac acc cgc gtc atg cag 1672
Gln Asp Val Pro Asn Thr Gly Val Asp Lys Asn Thr Arg Val Met Gln
395 400 405 410
ctc att gag gca tac cgc tcc cgt gga cac ctc atc gct gac acc aac 1720
Leu Ile Glu Ala Tyr Arg Ser Arg Gly His Leu Ile Ala Asp Thr Asn
415 420 425
cca ctt tca tgg gtt cag cct ggc atg cca gtt cca gac cac cgc gac 1768
Pro Leu Ser Trp Val Gln Pro Gly Met Pro Val Pro Asp His Arg Asp
430 435 440
ctc gac atc gag acc cac agc ctg acc atc tgg gat ctg gac cgt acc 1816
Leu Asp Ile Glu Thr His Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr
445 450 455
ttc agc gtc ggt ggc ttc ggc ggc aag gag acc atg acc ctg cgc gag 1864
Phe Ser Val Gly Gly Phe Gly Gly Lys Glu Thr Met Thr Leu Arg Glu
460 465 470
gta ctg tcc cgc ctg cgc gct gcc tac acc ttg aag gtc ggc tcc gaa 1912
Val Leu Ser Arg Leu Arg Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu
475 480 485 490
tac acc cac atc ctg gac cgc gac gag cgc acc tgg ctg cag gac cgc 1960
Tyr Thr His Ile Leu Asp Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg
495 500 505
ctc gaa gcc gga atg cca aag cca acc cag gca gag cag aag tac atc 2008
Leu Glu Ala Gly Met Pro Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile
510 515 520
ctg cag aag ctg aac gcc gca gag gct ttc gag aac ttc ctg cag acc 2056
Leu Gln Lys Leu Asn Ala Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr
525 530 535
aag tac gtc ggc cag aag cgc ttc tcc ctc gaa ggt gca gaa gct ctc 2104
Lys Tyr Val Gly Gln Lys Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu
540 545 550
atc cca ctg atg gac tcc gcc atc gac acc gcc gca ggc cag ggc ctc 2152
Ile Pro Leu Met Asp Ser Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu
555 560 565 570
gac gaa gtt gtc atc ggt atg cca cac cgt ggt cgc ctc aac gtg ctg 2200
Asp Glu Val Val Ile Gly Met Pro His Arg Gly Arg Leu Asn Val Leu
575 580 585
ttc aac atc gtg ggc aag cca ctg gca tcc atc ttc aac gag ttt gaa 2248
Phe Asn Ile Val Gly Lys Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu
590 595 600
ggc caa atg gag cag ggc cag atc ggt ggc tcc ggt gac gtg aag tac 2296
Gly Gln Met Glu Gln Gly Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr
605 610 615
cac ctc ggt tcc gaa ggc cag cac ctg cag atg ttc ggc gac ggc gag 2344
His Leu Gly Ser Glu Gly Gln His Leu Gln Met Phe Gly Asp Gly Glu
620 625 630
atc aag gtc tcc ctg act gct aac ccg tcc cac ctg gaa gct gtt aac 2392
Ile Lys Val Ser Leu Thr Ala Asn Pro Ser His Leu Glu Ala Val Asn
635 640 645 650
cca gtg atg gaa ggt atc gtc cgc gca aag cag gac tac ctg gac aag 2440
Pro Val Met Glu Gly Ile Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys
655 660 665
ggc gta gac ggc aag act gtt gtg cca ctg ctg ctc cac ggt gac gct 2488
Gly Val Asp Gly Lys Thr Val Val Pro Leu Leu Leu His Gly Asp Ala
670 675 680
gca ttc gca ggc ctg ggc atc gtg cca gaa acc atc aac ctg gct aag 2536
Ala Phe Ala Gly Leu Gly Ile Val Pro Glu Thr Ile Asn Leu Ala Lys
685 690 695
ctg cgt ctc gac gtc gga ggc acc atc cac atc gtg gtg aac aac cag 2584
Leu Arg Leu Asp Val Gly Gly Thr Ile His Ile Val Val Asn Asn Gln
700 705 710
atc ggc ttc acc acc acc cca gac tcc agc cgc tcc atg cac tac gca 2632
Ile Gly Phe Thr Thr Thr Pro Asp Ser Ser Arg Ser Met His Tyr Ala
715 720 725 730
acc gac tac gcc aag gca ttc ggc tgc cca gtc ttc cac gtc aat ggt 2680
Thr Asp Tyr Ala Lys Ala Phe Gly Cys Pro Val Phe His Val Asn Gly
735 740 745
gat gac cca gag gca gtt gtc tgg gtt ggc cag ctg gca acc gag tac 2728
Asp Asp Pro Glu Ala Val Val Trp Val Gly Gln Leu Ala Thr Glu Tyr
750 755 760
cgt cgt cgc ttc ggc aag gac gtc ttc atc gac ctc gtt tgc tac cgc 2776
Arg Arg Arg Phe Gly Lys Asp Val Phe Ile Asp Leu Val Cys Tyr Arg
765 770 775
ctc cgc ggc cac aac gaa gct gat gat cct tcc atg acc cag cca aag 2824
Leu Arg Gly His Asn Glu Ala Asp Asp Pro Ser Met Thr Gln Pro Lys
780 785 790
atg tat gag ctc atc acc ggc cgc gag acc gtt cgt gct cag tac acc 2872
Met Tyr Glu Leu Ile Thr Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr
795 800 805 810
gaa gac ctg ctc gga cgt gga gac ctc tcc aac gaa gat gca gaa gca 2920
Glu Asp Leu Leu Gly Arg Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala
815 820 825
gtc gtc cgc gac ttc cac gac cag atg gaa tct gtg ttc aac gaa gtc 2968
Val Val Arg Asp Phe His Asp Gln Met Glu Ser Val Phe Asn Glu Val
830 835 840
aag gaa ggc ggc aag aag cag gct gag gca cag acc ggc atc acc ggc 3016
Lys Glu Gly Gly Lys Lys Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly
845 850 855
tcc cag aag ctt cca cac ggc ctt gag acc aac atc tcc cgt gaa gag 3064
Ser Gln Lys Leu Pro His Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu
860 865 870
ctc ctg gaa ctg gga cag gct ttc gcc aac acc cca gaa ggc ttc aac 3112
Leu Leu Glu Leu Gly Gln Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn
875 880 885 890
tac cac cca cgt gtg gct cca gtt gct aag aag cgc gtc tcc tct gtc 3160
Tyr His Pro Arg Val Ala Pro Val Ala Lys Lys Arg Val Ser Ser Val
895 900 905
acc gaa ggt ggc atc gac tgg gca tgg ggc gag ctc ctc gcc ttc ggt 3208
Thr Glu Gly Gly Ile Asp Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly
910 915 920
tcc ctg gct aac tcc ggc cgc ttg gtt cgc ctt gca ggt gaa gat tcc 3256
Ser Leu Ala Asn Ser Gly Arg Leu Val Arg Leu Ala Gly Glu Asp Ser
925 930 935
cgc cgc ggt acc ttc acc cag cgc cac gca gtt gcc atc gac cca gcg 3304
Arg Arg Gly Thr Phe Thr Gln Arg His Ala Val Ala Ile Asp Pro Ala
940 945 950
acc gct gaa gag ttc aac cca ctc cac gag ctt gca cag tcc aag ggc 3352
Thr Ala Glu Glu Phe Asn Pro Leu His Glu Leu Ala Gln Ser Lys Gly
955 960 965 970
aac aac ggt aag ttc ctg gtc tac aac tcc gca ctg acc gag tac gca 3400
Asn Asn Gly Lys Phe Leu Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala
975 980 985
ggc atg ggc ttc gag tac ggc tac tcc gta gga aac gaa gac tcc gtc 3448
Gly Met Gly Phe Glu Tyr Gly Tyr Ser Val Gly Asn Glu Asp Ser Val
990 995 1000
gtt gca tgg gaa gca cag ttc ggc gac ttc gcc aac ggc gct cag 3493
Val Ala Trp Glu Ala Gln Phe Gly Asp Phe Ala Asn Gly Ala Gln
1005 1010 1015
acc atc atc gat gag tac gtc tcc tca ggc gaa gct aag tgg ggc 3538
Thr Ile Ile Asp Glu Tyr Val Ser Ser Gly Glu Ala Lys Trp Gly
1020 1025 1030
cag acc tcc aag ctg atc ctt ctg ctg cct cac ggc tac gaa ggc 3583
Gln Thr Ser Lys Leu Ile Leu Leu Leu Pro His Gly Tyr Glu Gly
1035 1040 1045
cag ggc cca gac cac tct tcc gca cgt atc gag cgc ttc ctg cag 3628
Gln Gly Pro Asp His Ser Ser Ala Arg Ile Glu Arg Phe Leu Gln
1050 1055 1060
ctg tgc gct gag ggt tcc atg act gtt gct cag cca tcc acc cca 3673
Leu Cys Ala Glu Gly Ser Met Thr Val Ala Gln Pro Ser Thr Pro
1065 1070 1075
gca aac cac ttc cac ctg ctg cgt cgt cac gct ctg tcc gac ctg 3718
Ala Asn His Phe His Leu Leu Arg Arg His Ala Leu Ser Asp Leu
1080 1085 1090
aag cgt cca ctg gtt atc ttc acc ccg aag tcc atg ctg cgt aac 3763
Lys Arg Pro Leu Val Ile Phe Thr Pro Lys Ser Met Leu Arg Asn
1095 1100 1105
aag gct gct gcc tcc gca cca gaa gac ttc act gag gtc acc aag 3808
Lys Ala Ala Ala Ser Ala Pro Glu Asp Phe Thr Glu Val Thr Lys
1110 1115 1120
ttc caa tcc gtg atc gac gat cca aac gtt gca gat gca gcc aag 3853
Phe Gln Ser Val Ile Asp Asp Pro Asn Val Ala Asp Ala Ala Lys
1125 1130 1135
gtg aag aag gtc atg ctg gtc tcc ggc aag ctg tac tac gaa ttg 3898
Val Lys Lys Val Met Leu Val Ser Gly Lys Leu Tyr Tyr Glu Leu
1140 1145 1150
gca aag cgc aag gag aag gac gga cgc gac gac atc gcg atc gtt 3943
Ala Lys Arg Lys Glu Lys Asp Gly Arg Asp Asp Ile Ala Ile Val
1155 1160 1165
cgt atc gaa atg ctc cac cca att ccg ttc aac cgc atc tcc gag 3988
Arg Ile Glu Met Leu His Pro Ile Pro Phe Asn Arg Ile Ser Glu
1170 1175 1180
gct ctt gcc ggc tac cct aac gct gag gaa gtc ctc ttc gtt cag 4033
Ala Leu Ala Gly Tyr Pro Asn Ala Glu Glu Val Leu Phe Val Gln
1185 1190 1195
gat gag cca gca aac cag ggc cca tgg ccg ttc tac cag gag cac 4078
Asp Glu Pro Ala Asn Gln Gly Pro Trp Pro Phe Tyr Gln Glu His
1200 1205 1210
ctc cca gag ctg atc ccg aac atg cca aag atg cgc cgc gtt tcc 4123
Leu Pro Glu Leu Ile Pro Asn Met Pro Lys Met Arg Arg Val Ser
1215 1220 1225
cgc cgc gct cag tcc tcc acc gca act ggt gtt gct aag gtg cac 4168
Arg Arg Ala Gln Ser Ser Thr Ala Thr Gly Val Ala Lys Val His
1230 1235 1240
cag ctg gag gag aag cag ctt atc gac gag gct ttc gag gct 4210
Gln Leu Glu Glu Lys Gln Leu Ile Asp Glu Ala Phe Glu Ala
1245 1250 1255
taagtcttta tagtcctgca ctagcctaga gggccttatg cagtgtgaat cacacagcat 4270
aaggcccttt ttgctgccgt ggttgcctaa ggtggaaggc atgaaacgaa tctgtgcggt 4330
cacgatctct tcagtacttt tgctaagtgg ctgctcctcc acttccacca cgcagctcga 4390
g 4391
<210>48
<211>1256
<212>PRT
<213>谷氨酸棒杆菌
<400>48
Met Leu Gln Leu Gly Leu Arg His Asn Gln Pro Thr Thr Asn Val Thr
1 5 10 15
Val Asp Lys Ile Lys Leu Asn Lys Pro Ser Arg Ser Lys Glu Lys Arg
20 25 30
Arg Val Pro Ala Val Ser Ser Ala Ser Thr Phe Gly Gln Asn Ala Trp
35 40 45
Leu Val Asp Glu Met Phe Gln Gln Phe Gln Lys Asp Pro Lys Ser Val
50 55 60
Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala Gln Gly Gly Pro Asn Ala
65 70 75 80
Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser Ala Pro Lys Glu Ser Ala
85 90 95
Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala Lys Ala Ala Pro Arg Val
100 105 110
Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro Lys Ala Lys Glu Ser Ser
115 120 125
Val Pro Gln Gln Pro Lys Leu Pro Glu Pro Gly Gln Thr Pro Ile Arg
130 135 140
Gly Ile Phe Lys Ser Ile Ala Lys Asn Met Asp Ile Ser Leu Glu Ile
145 150 155 160
Pro Thr Ala Thr Ser Val Arg Asp Met Pro Ala Arg Leu Met Phe Glu
165 170 175
Asn Arg Ala Met Val Asn Asp Gln Leu Lys Arg Thr Arg Gly Gly Lys
180 185 190
Ile Ser Phe Thr His Ile Ile Gly Tyr Ala Met Val Lys Ala Val Met
195 200 205
Ala His Pro Asp Met Asn Asn Ser Tyr Asp Val Ile Asp Gly Lys Pro
210 215 220
Thr Leu Ile Val Pro Glu His Ile Asn Leu Gly Leu Ala Ile Asp Leu
225 230 235 240
Pro Gln Lys Asp Gly Ser Arg Ala Leu Val Val Ala Ala Ile Lys Glu
245 250 255
Thr Glu Lys Met Asn Phe Ser Glu Phe Leu Ala Ala Tyr Glu Asp Ile
260 265 270
Val Thr Arg Ser Arg Lys Gly Lys Leu Thr Met Asp Asp Tyr Gln Gly
275 280 285
Val Thr Val Ser Leu Thr Asn Pro Gly Gly Ile Gly Thr Arg His Ser
290 295 300
Val Pro Arg Leu Thr Lys Gly Gln Gly Thr Ile Ile Gly Val Gly Ser
305 310 315 320
Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala Ser Glu Asp Arg Leu Ala
325 330 335
Glu Leu Gly Val Gly Lys Leu Val Thr Ile Thr Ser Thr Tyr Asp His
340 345 350
Arg Val Ile Gln Gly Ala Val Ser Gly Glu Phe Leu Arg Thr Met Ser
355 360 365
Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp Glu Ile Phe Asp Ala Met
370 375 380
Asn Val Pro Tyr Thr Pro Met Arg Trp Ala Gln Asp Val Pro Asn Thr
385 390 395 400
Gly Val Asp Lys Asn Thr Arg Val Met Gln Leu Ile Glu Ala Tyr Arg
405 410 415
Ser Arg Gly His Leu Ile Ala Asp Thr Asn Pro Leu Ser Trp Val Gln
420 425 430
Pro Gly Met Pro Val Pro Asp His Arg Asp Leu Asp Ile Glu Thr His
435 440 445
Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr Phe Ser Val Gly Gly Phe
450 455 460
Gly Gly Lys Glu Thr Met Thr Leu Arg Glu Val Leu Ser Arg Leu Arg
465 470 475 480
Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu Tyr Thr His Ile Leu Asp
485 490 495
Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg Leu Glu Ala Gly Met Pro
500 505 510
Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile Leu Gln Lys Leu Asn Ala
515 520 525
Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr Lys Tyr Val Gly Gln Lys
530 535 540
Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu Ile Pro Leu Met Asp Ser
545 550 555 560
Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu Asp Glu Val Val Ile Gly
565 570 575
Met Pro His Arg Gly Arg Leu Asn Val Leu Phe Asn Ile Val Gly Lys
580 585 590
Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu Gly Gln Met Glu Gln Gly
595 600 605
Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr His Leu Gly Ser Glu Gly
610 615 620
Gln His Leu Gln Met Phe Gly Asp Gly Glu Ile Lys Val Ser Leu Thr
625 630 635 640
Ala Asn Pro Ser His Leu Glu Ala Val Asn Pro Val Met Glu Gly Ile
645 650 655
Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys Gly Val Asp Gly Lys Thr
660 665 670
Val Val Pro Leu Leu Leu His Gly Asp Ala Ala Phe Ala Gly Leu Gly
675 680 685
Ile Val Pro Glu Thr Ile Asn Leu Ala Lys Leu Arg Leu Asp Val Gly
690 695 700
Gly Thr Ile His Ile Val Val Asn Asn Gln Ile Gly Phe Thr Thr Thr
705 710 715 720
Pro Asp Ser Ser Arg Ser Met His Tyr Ala Thr Asp Tyr Ala Lys Ala
725 730 735
Phe Gly Cys Pro Val Phe His Val Asn Gly Asp Asp Pro Glu Ala Val
740 745 750
Val Trp Val Gly Gln Leu Ala Thr Glu Tyr Arg Arg Arg Phe Gly Lys
755 760 765
Asp Val Phe Ile Asp Leu Val Cys Tyr Arg Leu Arg Gly His Asn Glu
770 775 780
Ala Asp Asp Pro Ser Met Thr Gln Pro Lys Met Tyr Glu Leu Ile Thr
785 790 795800
Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr Glu Asp Leu Leu Gly Arg
805 810 815
Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala Val Val Arg Asp Phe His
820 825 830
Asp Gln Met Glu Ser Val Phe Asn Glu Val Lys Glu Gly Gly Lys Lys
835 840 845
Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly Ser Gln Lys Leu Pro His
850 855 860
Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu Leu Leu Glu Leu Gly Gln
865 870 875 880
Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn Tyr His Pro Arg Val Ala
885 890 895
Pro Val Ala Lys Lys Arg Val Ser Ser Val Thr Glu Gly Gly Ile Asp
900 905 910
Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly Ser Leu Ala Asn Ser Gly
915 920 925
Arg Leu Val Arg Leu Ala Gly Glu Asp Ser Arg Arg Gly Thr Phe Thr
930 935 940
Gln Arg His Ala Val Ala Ile Asp Pro Ala Thr Ala Glu Glu Phe Asn
945 950 955 960
Pro Leu His Glu Leu Ala Gln Ser Lys Gly Asn Asn Gly Lys Phe Leu
965 970 975
Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala Gly Met Gly Phe Glu Tyr
980 985 990
Gly Tyr Ser Val Gly Asn Glu Asp Ser Val Val Ala Trp Glu Ala Gln
995 1000 1005
Phe Gly Asp Phe Ala Asn Gly Ala Gln Thr Ile Ile Asp Glu Tyr
1010 1015 1020
Val Ser Ser Gly Glu Ala Lys Trp Gly Gln Thr Ser Lys Leu Ile
1025 1030 1035
Leu Leu Leu Pro His Gly Tyr Glu Gly Gln Gly Pro Asp His Ser
1040 1045 1050
Ser Ala Arg Ile Glu Arg Phe Leu Gln Leu Cys Ala Glu Gly Ser
1055 1060 1065
Met Thr Val Ala Gln Pro Ser Thr Pro Ala Asn His Phe His Leu
1070 1075 1080
Leu Arg Arg His Ala Leu Ser Asp Leu Lys Arg Pro Leu Val Ile
1085 1090 1095
Phe Thr Pro Lys Ser Met Leu Arg Ash Lys Ala Ala Ala Ser Ala
1100 1105 1110
Pro Glu Asp Phe Thr Glu Val Thr Lys Phe Gln Ser Val Ile Asp
1115 1120 1125
Asp Pro Asn Val Ala Asp Ala Ala Lys Val Lys Lys Val Met Leu
1130 1135 1140
Val Ser Gly Lys Leu Tyr Tyr Glu Leu Ala Lys Arg Lys Glu Lys
1145 1150 1155
Asp Gly Arg Asp Asp Ile Ala Ile Val Arg Ile Glu Met Leu His
1160 1165 1170
Pro Ile Pro Phe Asn Arg Ile Ser Glu Ala Leu Ala Gly Tyr Pro
1175 1180 1185
Asn Ala Glu Glu Val Leu Phe Val Gln Asp Glu Pro Ala Asn Gln
1190 1195 1200
Gly Pro Trp Pro Phe Tyr Gln Glu His Leu Pro Glu Leu Ile Pro
1205 1210 1215
Asn Met Pro Lys Met Arg Arg Val Ser Arg Arg Ala Gln Ser Ser
1220 1225 1230
Thr Ala Thr Gly Val Ala Lys Val His Gln Leu Glu Glu Lys Gln
1235 1240 1245
Leu Ile Asp Glu Ala Phe Glu Ala
1250 1255
<210>49
<211>4391
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(443)..(4210)
<223>sucA805
<400>49
gtcgacaagc aaaatcgaag cggcagcacg ccgcgtcgga gccttaaacg ccatcgccgc 60
catccctgat ggtttcaatc atcaagtcgg tgaacgcggg cgcaacctgt catccggaca 120
gcgccaactg atcgcgctgg cgcgcgccga actcatcgag ccttccatca tgcttctcga 180
cgaagccacc tccaccctcg accccgccac cgaagccgtt atcctcaacg cctccgatcg 240
agtcactaag ggacgcacca gcatcatcgt cgcgcaccgc ttggcaaccg ctaaaagggc 300
cgaccgtatt cttgttgttg aacaaggacg tatcattgag gacggatctc acgacgcgtt 360
gttgtctgct aacggcacct acgcccgcat gtggcattta atggcctgac acgttatttt 420
taggagaact gtcaacaaat ta atg cta caa ctg ggg ctt agg cat aat cag 472
Met Leu Gln Leu Gly Leu Arg His Asn Gln
1 5 10
cca acg acc aac gtt aca gtg gat aaa ata aag ctc aat aaa ccc tca 520
Pro Thr Thr Asn Val Thr Val Asp Lys Ile Lys Leu Asn Lys Pro Ser
15 20 25
aga agc aag gaa aag agg cga gta cct gcc gtg agc agc gct agt act 568
Arg Ser Lys Glu Lys Arg Arg Val Pro Ala Val Ser Ser Ala Ser Thr
30 35 40
ttc ggc cag aat gcg tgg ctg gta gac gag atg ttc cag cag ttc cag 616
Phe Gly Gln Asn Ala Trp Leu Val Asp Glu Met Phe Gln Gln Phe Gln
45 50 55
aag gac ccc aag tcc gtg gac aag gaa tgg aga gaa ctc ttt gag gcg 664
Lys Asp Pro Lys Ser Val Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala
60 65 70
cag ggg gga cca aat gct acc ccc gct aca aca gaa gca cag cct tca 712
Gln Gly Gly Pro Asn Ala Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser
75 80 85 90
gcg ccc aag gag tct gcg aaa cca gca cca aag gct gcc cct gca gcc 760
Ala Pro Lys Glu Ser Ala Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala
95 100 105
aag gca gca ccg cgc gta gaa acc aag ccg gcc gcc aag acc gcc cct 808
Lys Ala Ala Pro Arg Val Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro
110 115 120
aag gcc aag gag tcc tca gtg cca cag caa cct aag ctt ccg gag cca 856
Lys Ala Lys Glu Ser Ser Val Pro Gln Gln Pro Lys Leu Pro Glu Pro
125 130 135
gga caa acc cca atc agg ggt att ttc aag tcc atc gcg aag aac atg 904
Gly Gln Thr Pro Ile Arg Gly Ile Phe Lys Ser Ile Ala Lys Asn Met
140 145 150
gat atc tcc ctg gaa atc cca acc gca acc tcg gtt cgc gat atg cca 952
Asp Ile Ser Leu Glu Ile Pro Thr Ala Thr Ser Val Arg Asp Met Pro
155 160 165 170
gct cgc ctc atg ttc gaa aac cgc gcg atg gtc aac gat cag ctc aag 1000
Ala Arg Leu Met Phe Glu Asn Arg Ala Met Val Asn Asp Gln Leu Lys
175 180 185
cgc acc cgc ggt ggc aag atc tcc ttc acc cac atc att ggc tac gcc 1048
Arg Thr Arg Gly Gly Lys Ile Ser Phe Thr His Ile Ile Gly Tyr Ala
190 195 200
atg gtg aag gca gtc atg gct cac ccg gac atg aac aac tcc tac gac 1096
Met Val Lys Ala Val Met Ala His Pro Asp Met Asn Asn Ser Tyr Asp
205 210 215
gtc atc gac ggc aag cca acc ctg atc gtg cct gag cac atc aac ctg 1144
Val Ile Asp Gly Lys Pro Thr Leu Ile Val Pro Glu His Ile Asn Leu
220 225 230
ggc ctt gcc atc gac ctt cct cag aag gac ggc tcc cgc gca ctt gtc 1192
Gly Leu Ala Ile Asp Leu Pro Gln Lys Asp Gly Ser Arg Ala Leu Val
235 240 245 250
gta gca gcc atc aag gaa acc gag aag atg aac ttc tcc gag ttc ctc 1240
Val Ala Ala Ile Lys Glu Thr Glu Lys Met Asn Phe Ser Glu Phe Leu
255 260 265
gca gca tac gaa gac atc gtg aca cgc tcc cgc aag ggc aag ctc acc 1288
Ala Ala Tyr Glu Asp Ile Val Thr Arg Ser Arg Lys Gly Lys Leu Thr
270 275 280
atg gat gac tac cag ggc gtt acc gtt tcc ttg acc aac cca ggt ggc 1336
Met Asp Asp Tyr Gln Gly Val Thr Val Ser Leu Thr Asn Pro Gly Gly
285 290 295
atc ggt acc cgc cac tct gtc cca cgt ctg acc aag ggc cag ggc acc 1384
Ile Gly Thr Arg His Ser Val Pro Arg Leu Thr Lys Gly Gln Gly Thr
300 305 310
atc atc ggt gtc ggt tcc atg gat tac cca gca gag ttc cag ggc gct 1432
Ile Ile Gly Val Gly Ser Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala
315 320 325 330
tcc gaa gac cgc ctt gca gag ctc ggc gtt gga aag ctt gtc acc atc 1480
Ser Glu Asp Arg Leu Ala Glu Leu Gly Val Gly Lys Leu Val Thr Ile
335 340 345
acc tcc acc tac gat cac cgc gtg atc cag ggt gct gtg tcc ggt gaa 1528
Thr Ser Thr Tyr Asp His Arg Val Ile Gln Gly Ala Val Ser Gly Glu
350 355 360
ttc ctg cgt acc atg tct cgc ctg ctc acc gat gat tcc ttc tgg gat 1576
Phe Leu Arg Thr Met Ser Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp
365 370 375
gag atc ttc gac gca atg aac gtt cct tac acc cca atg cgt tgg gca 1624
Glu Ile Phe Asp Ala Met Asn Val Pro Tyr Thr Pro Met Arg Trp Ala
380 385 390
cag gac gtt cca aac acc ggt gtt gat aag aac acc cgc gtc atg cag 1672
Gln Asp Val Pro Asn Thr Gly Val Asp Lys Asn Thr Arg Val Met Gln
395 400 405 410
ctc att gag gca tac cgc tcc cgt gga cac ctc atc gct gac acc aac 1720
Leu Ile Glu Ala Tyr Arg Ser Arg Gly His Leu Ile Ala Asp Thr Asn
415 420 425
cca ctt tca tgg gtt cag cct ggc atg cca gtt cca gac cac cgc gac 1768
Pro Leu Ser Trp Val Gln Pro Gly Met Pro Val Pro Asp His Arg Asp
430 435 440
ctc gac atc gag acc cac agc ctg acc atc tgg gat ctg gac cgt acc 1816
Leu Asp Ile Glu Thr His Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr
445 450 455
ttc agc gtc ggt ggc ttc ggc ggc aag gag acc atg acc ctg cgc gag 1864
Phe Ser Val Gly Gly Phe Gly Gly Lys Glu Thr Met Thr Leu Arg Glu
460 465 470
gta ctg tcc cgc ctg cgc gct gcc tac acc ttg aag gtc ggc tcc gaa 1912
Val Leu Ser Arg Leu Arg Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu
475 480 485 490
tac acc cac atc ctg gac cgc gac gag cgc acc tgg ctg cag gac cgc 1960
Tyr Thr His Ile Leu Asp Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg
495 500 505
ctc gaa gcc gga atg cca aag cca acc cag gca gag cag aag tac atc 2008
Leu Glu Ala Gly Met Pro Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile
510 515 520
ctg cag aag ctg aac gcc gca gag gct ttc gag aac ttc ctg cag acc 2056
Leu Gln Lys Leu Asn Ala Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr
525 530 535
aag tac gtc ggc cag aag cgc ttc tcc ctc gaa ggt gca gaa gct ctc 2104
Lys Tyr Val Gly Gln Lys Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu
540 545 550
atc cca ctg atg gac tcc gcc atc gac acc gcc gca ggc cag ggc ctc 2152
Ile Pro Leu Met Asp Ser Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu
555 560 565 570
gac gaa gtt gtc atc ggt atg cca cac cgt ggt cgc ctc aac gtg ctg 2200
Asp Glu Val Val Ile Gly Met Pro His Arg Gly Arg Leu Asn Val Leu
575 580 585
ttc aac atc gtg ggc aag cca ctg gca tcc atc ttc aac gag ttt gaa 2248
Phe Asn Ile Val Gly Lys Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu
590 595 600
ggc caa atg gag cag ggc cag atc ggt ggc tcc ggt gac gtg aag tac 2296
Gly Gln Met Glu Gln Gly Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr
605 610 615
cac ctc ggt tcc gaa ggc cag cac ctg cag atg ttc ggc gac ggc gag 2344
His Leu Gly Ser Glu Gly Gln His Leu Gln Met Phe Gly Asp Gly Glu
620 625 630
atc aag gtc tcc ctg act gct aac ccg tcc cac ctg gaa gct gtt aac 2392
Ile Lys Val Ser Leu Thr Ala Asn Pro Ser His Leu Glu Ala Val Asn
635 640 645 650
cca gtg atg gaa ggt atc gtc cgc gca aag cag gac tac ctg gac aag 2440
Pro Val Met Glu Gly Ile Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys
655 660 665
ggc gta gac ggc aag act gtt gtg cca ctg ctg ctc cac ggt gac gct 2488
Gly Val Asp Gly Lys Thr Val Val Pro Leu Leu Leu His Gly Asp Ala
670 675 680
gca ttc gca ggc ctg ggc atc gtg cca gaa acc atc aac ctg gct aaa 2536
Ala Phe Ala Gly Leu Gly Ile Val Pro Glu Thr Ile Asn Leu Ala Lys
685 690 695
agc tgc gtc gac gtc gga ggc acc atc cac atc gtg gtg aac aac cag 2584
Ser Cys Val Asp Val Gly Gly Thr Ile His Ile Val Val Asn Asn Gln
700 705 710
atc ggc ttc acc acc acc cca gac tcc agc cgc tcc atg cac tac gca 2632
Ile Gly Phe Thr Thr Thr Pro Asp Ser Ser Arg Ser Met His Tyr Ala
715 720 725 730
acc gac tac gcc aag gca ttc ggc tgc cca gtc ttc cac gtc aat ggt 2680
Thr Asp Tyr Ala Lys Ala Phe Gly Cys Pro Val Phe His Val Asn Gly
735 740 745
gat gac cca gag gca gtt gtc tgg gtt ggc cag ctg gca acc gag tac 2728
Asp Asp Pro Glu Ala Val Val Trp Val Gly Gln Leu Ala Thr Glu Tyr
750 755 760
cgt cgt cgc ttc ggc aag gac gtc ttc atc gac ctc gtt tgc tac cgc 2776
Arg Arg Arg Phe Gly Lys Asp Val Phe Ile Asp Leu Val Cys Tyr Arg
765 770 775
ctc cgc ggc cac aac gaa gct gat gat cct tcc atg acc cag cca aag 2824
Leu Arg Gly His Asn Glu Ala Asp Asp Pro Ser Met Thr Gln Pro Lys
780 785 790
atg tat gag ctc atc acc ggc cgc gag acc gtt cgt gct cag tac acc 2872
Met Tyr Glu Leu Ile Thr Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr
795 800 805 810
gaa gac ctg ctc gga cgt gga gac ctc tcc aac gaa gat gca gaa gca 2920
Glu Asp Leu Leu Gly Arg Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala
815 820 825
gtc gtc cgc gac ttc cac gac cag atg gaa tct gtg ttc aac gaa gtc 2968
Val Val Arg Asp Phe His Asp Gln Met Glu Ser Val Phe Asn Glu Val
830 835 840
aag gaa ggc ggc aag aag cag gct gag gca cag acc ggc atc acc ggc 3016
Lys Glu Gly Gly Lys Lys Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly
845 850 855
tcc cag aag ctt cca cac ggc ctt gag acc aac atc tcc cgt gaa gag 3064
Ser Gln Lys Leu Pro His Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu
860 865 870
ctc ctg gaa ctg gga cag gct ttc gcc aac acc cca gaa ggc ttc aac 3112
Leu Leu Glu Leu Gly Gln Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn
875 880 885 890
tac cac cca cgt gtg gct cca gtt gct aag aag cgc gtc tcc tct gtc 3160
Tyr His Pro Arg Val Ala Pro Val Ala Lys Lys Arg Val Ser Ser Val
895 900 905
acc gaa ggt ggc atc gac tgg gca tgg ggc gag ctc ctc gcc ttc ggt 3208
Thr Glu Gly Gly Ile Asp Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly
910 915 920
tcc ctg gct aac tcc ggc cgc ttg gtt cgc ctt gca ggt gaa gat tcc 3256
Ser Leu Ala Asn Ser Gly Arg Leu Val Arg Leu Ala Gly Glu Asp Ser
925 930 935
cgc cgc ggt acc ttc acc cag cgc cac gca gtt gcc atc gac cca gcg 3304
Arg Arg Gly Thr Phe Thr Gln Arg His Ala Val Ala Ile Asp Pro Ala
940 945 950
acc gct gaa gag ttc aac cca ctc cac gag ctt gca cag tcc aag ggc 3352
Thr Ala Glu Glu Phe Asn Pro Leu His Glu Leu Ala Gln Ser Lys Gly
955 960 965 970
aac aac ggt aag ttc ctg gtc tac aac tcc gca ctg acc gag tac gca 3400
Asn Asn Gly Lys Phe Leu Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala
975 980 985
ggc atg ggc ttc gag tac ggc tac tcc gta gga aac gaa gac tcc gtc 3448
Gly Met Gly Phe Glu Tyr Gly Tyr Ser Val Gly Asn Glu Asp Ser Val
990 995 1000
gtt gca tgg gaa gca cag ttc ggc gac ttc gcc aac ggc gct cag 3493
Val Ala Trp Glu Ala Gln Phe Gly Asp Phe Ala Asn Gly Ala Gln
1005 1010 1015
acc atc atc gat gag tac gtc tcc tca ggc gaa gct aag tgg ggc 3538
Thr Ile Ile Asp Glu Tyr Val Ser Ser Gly Glu Ala Lys Trp Gly
1020 1025 1030
cag acc tcc aag ctg atc ctt ctg ctg cct cac ggc tac gaa ggc 3583
Gln Thr Ser Lys Leu Ile Leu Leu Leu Pro His Gly Tyr Glu Gly
1035 1040 1045
cag ggc cca gac cac tct tcc gca cgt atc gag cgc ttc ctg cag 3628
Gln Gly Pro Asp His Ser Ser Ala Arg Ile Glu Arg Phe Leu Gln
1050 1055 1060
ctg tgc gct gag ggt tcc atg act gtt gct cag cca tcc acc cca 3673
Leu Cys Ala Glu Gly Ser Met Thr Val Ala Gln Pro Ser Thr Pro
1065 1070 1075
gca aac cac ttc cac ctg ctg cgt cgt cac gct ctg tcc gac ctg 3718
Ala Asn His Phe His Leu Leu Arg Arg His Ala Leu Ser Asp Leu
1080 1085 1090
aag cgt cca ctg gtt atc ttc acc ccg aag tcc atg ctg cgt aac 3763
Lys Arg Pro Leu Val Ile Phe Thr Pro Lys Ser Met Leu Arg Asn
1095 1100 1105
aag gct gct gcc tcc gca cca gaa gac ttc act gag gtc acc aag 3808
Lys Ala Ala Ala Ser Ala Pro Glu Asp Phe Thr Glu Val Thr Lys
1110 1115 1120
ttc caa tcc gtg atc gac gat cca aac gtt gca gat gca gcc aag 3853
Phe Gln Ser Val Ile Asp Asp Pro Asn Val Ala Asp Ala Ala Lys
1125 1130 1135
gtg aag aag gtc atg ctg gtc tcc ggc aag ctg tac tac gaa ttg 3898
Val Lys Lys Val Met Leu Val Ser Gly Lys Leu Tyr Tyr Glu Leu
1140 1145 1150
gca aag cgc aag gag aag gac gga cgc gac gac atc gcg atc gtt 3943
Ala Lys Arg Lys Glu Lys Asp Gly Arg Asp Asp Ile Ala Ile Val
1155 1160 1165
cgt atc gaa atg ctc cac cca att ccg ttc aac cgc atc tcc gag 3988
Arg Ile Glu Met Leu His Pro Ile Pro Phe Asn Arg Ile Ser Glu
1170 1175 1180
gct ctt gcc ggc tac cct aac gct gag gaa gtc ctc ttc gtt cag 4033
Ala Leu Ala Gly Tyr Pro Asn Ala Glu Glu Val Leu Phe Val Gln
1185 1190 1195
gat gag cca gca aac cag ggc cca tgg ccg ttc tac cag gag cac 4078
Asp Glu Pro Ala Asn Gln Gly Pro Trp Pro Phe Tyr Gln Glu His
1200 1205 1210
ctc cca gag ctg atc ccg aac atg cca aag atg cgc cgc gtt tcc 4123
Leu Pro Glu Leu Ile Pro Asn Met Pro Lys Met Arg Arg Val Ser
1215 1220 1225
cgc cgc gct cag tcc tcc acc gca act ggt gtt gct aag gtg cac 4168
Arg Arg Ala Gln Ser Ser Thr Ala Thr Gly Val Ala Lys Val His
1230 1235 1240
cag ctg gag gag aag cag ctt atc gac gag gct ttc gag gct 4210
Gln Leu Glu Glu Lys Gln Leu Ile Asp Glu Ala Phe Glu Ala
1245 1250 1255
taagtcttta tagtcctgca ctagcctaga gggccttatg cagtgtgaat cacacagcat 4270
aaggcccttt ttgctgccgt ggttgcctaa ggtggaaggc atgaaacgaa tctgtgcggt 4330
cacgatctct tcagtacttt tgctaagtgg ctgctcctcc acttccacca cgcagctcga 4390
g 4391
<210>50
<211>1256
<212>PRT
<213>谷氨酸棒杆菌
<400>50
Met Leu Gln Leu Gly Leu Arg His Asn Gln Pro Thr Thr Asn Val Thr
1 5 10 15
Val Asp Lys Ile Lys Leu Asn Lys Pro Ser Arg Ser Lys Glu Lys Arg
20 25 30
Arg Val Pro Ala Val Ser Ser Ala Ser Thr Phe Gly Gln Asn Ala Trp
35 40 45
Leu Val Asp Glu Met Phe Gln Gln Phe Gln Lys Asp Pro Lys Ser Val
50 55 60
Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala Gln Gly Gly Pro Asn Ala
65 70 75 80
Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser Ala Pro Lys Glu Ser Ala
85 90 95
Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala Lys Ala Ala Pro Arg Val
100 105 110
Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro Lys Ala Lys Glu Ser Ser
115 120 125
Val Pro Gln Gln Pro Lys Leu Pro Glu Pro Gly Gln Thr Pro Ile Arg
130 135 140
Gly Ile Phe Lys Ser Ile Ala Lys Asn Met Asp Ile Ser Leu Glu Ile
145 150 155 160
Pro Thr Ala Thr Ser Val Arg Asp Met Pro Ala Arg Leu Met Phe Glu
165 170 175
Asn Arg Ala Met Val Asn Asp Gln Leu Lys Arg Thr Arg Gly Gly Lys
180 185 190
Ile Ser Phe Thr His Ile Ile Gly Tyr Ala Met Val Lys Ala Val Met
195 200 205
Ala His Pro Asp Met Asn Asn Ser Tyr Asp Val Ile Asp Gly Lys Pro
210 215 220
Thr Leu Ile Val Pro Glu His Ile Asn Leu Gly Leu Ala Ile Asp Leu
225 230 235 240
Pro Gln Lys Asp Gly Ser Arg Ala Leu Val Val Ala Ala Ile Lys Glu
245 250 255
Thr Glu Lys Met Asn Phe Ser Glu Phe Leu Ala Ala Tyr Glu Asp Ile
260 265 270
Val Thr Arg Ser Arg Lys Gly Lys Leu Thr Met Asp Asp Tyr Gln Gly
275 280 285
Val Thr Val Ser Leu Thr Asn Pro Gly Gly Ile Gly Thr Arg His Ser
290 295 300
Val Pro Arg Leu Thr Lys Gly Gln Gly Thr Ile Ile Gly Val Gly Ser
305 310 315 320
Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala Ser Glu Asp Arg Leu Ala
325 330 335
Glu Leu Gly Val Gly Lys Leu Val Thr Ile Thr Ser Thr Tyr Asp His
340 345 350
Arg Val Ile Gln Gly Ala Val Ser Gly Glu Phe Leu Arg Thr Met Ser
355 360 365
Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp Glu Ile Phe Asp Ala Met
370 375 380
Asn Val Pro Tyr Thr Pro Met Arg Trp Ala Gln Asp Val Pro Asn Thr
385 390 395 400
Gly Val Asp Lys Asn Thr Arg Val Met Gln Leu Ile Glu Ala Tyr Arg
405 410 415
Ser Arg Gly His Leu Ile Ala Asp Thr Asn Pro Leu Ser Trp Val Gln
420 425 430
Pro Gly Met Pro Val Pro Asp His Arg Asp Leu Asp Ile Glu Thr His
435 440 445
Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr Phe Ser Val Gly Gly Phe
450 455 460
Gly Gly Lys Glu Thr Met Thr Leu Arg Glu Val Leu Ser Arg Leu Arg
465 470 475 480
Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu Tyr Thr His Ile Leu Asp
485 490 495
Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg Leu Glu Ala Gly Met Pro
500 505 510
Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile Leu Gln Lys Leu Asn Ala
515 520 525
Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr Lys Tyr Val Gly Gln Lys
530 535 540
Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu Ile Pro Leu Met Asp Ser
545 550 555 560
Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu Asp Glu Val Val Ile Gly
565 570 575
Met Pro His Arg Gly Arg Leu Asn Val Leu Phe Asn Ile Val Gly Lys
580 585 590
Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu Gly Gln Met Glu Gln Gly
595 600 605
Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr His Leu Gly Ser Glu Gly
610 615 620
Gln His Leu Gln Met Phe Gly Asp Gly Glu Ile Lys Val Ser Leu Thr
625 630 635 640
Ala Asn Pro Ser His Leu Glu Ala Val Asn Pro Val Met Glu Gly Ile
645 650 655
Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys Gly Val Asp Gly Lys Thr
660 665 670
Val Val Pro Leu Leu Leu His Gly Asp Ala Ala Phe Ala Gly Leu Gly
675 680 685
Ile Val Pro Glu Thr Ile Asn Leu Ala Lys Ser Cys Val Asp Val Gly
690 695 700
Gly Thr Ile His Ile Val Val Asn Asn Gln Ile Gly Phe Thr Thr Thr
705 710 715720
Pro Asp Ser Ser Arg Ser Met His Tyr Ala Thr Asp Tyr Ala Lys Ala
725 730 735
Phe Gly Cys Pro Val Phe His Val Asn Gly Asp Asp Pro Glu Ala Val
740 745 750
Val Trp Val Gly Gln Leu Ala Thr Glu Tyr Arg Arg Arg Phe Gly Lys
755 760 765
Asp Val Phe Ile Asp Leu Val Cys Tyr Arg Leu Arg Gly His Asn Glu
770 775 780
Ala Asp Asp Pro Ser Met Thr Gln Pro Lys Met Tyr Glu Leu Ile Thr
785 790 795 800
Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr Glu Asp Leu Leu Gly Arg
805 810 815
Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala Val Val Arg Asp Phe His
820 825 830
Asp Gln Met Glu Ser Val Phe Asn Glu Val Lys Glu Gly Gly Lys Lys
835 840 845
Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly Ser Gln Lys Leu Pro His
850 855 860
Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu Leu Leu Glu Leu Gly Gln
865 870 875 880
Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn Tyr His Pro Arg Val Ala
885 890 895
Pro Val Ala Lys Lys Arg Val Ser Ser Val Thr Glu Gly Gly Ile Asp
900 905 910
Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly Ser Leu Ala Asn Ser Gly
915 920 925
Arg Leu Val Arg Leu Ala Gly Glu Asp Ser Arg Arg Gly Thr Phe Thr
930 935 940
Gln Arg His Ala Val Ala Ile Asp Pro Ala Thr Ala Glu Glu Phe Asn
945 950 955 960
Pro Leu His Glu Leu Ala Gln Ser Lys Gly Asn Asn Gly Lys Phe Leu
965 970 975
Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala Gly Met Gly Phe Glu Tyr
980 985 990
Gly Tyr Ser Val Gly Asn Glu Asp Ser Val Val Ala Trp Glu Ala Gln
995 1000 1005
Phe Gly Asp Phe Ala Asn Gly Ala Gln Thr Ile Ile Asp Glu Tyr
1010 1015 1020
Val Ser Ser Gly Glu Ala Lys Trp Gly Gln Thr Ser Lys Leu Ile
1025 1030 1035
Leu Leu Leu Pro His Gly Tyr Glu Gly Gln Gly Pro Asp His Ser
1040 1045 1050
Ser Ala Arg Ile Glu Arg Phe Leu Gln Leu Cys Ala Glu Gly Ser
1055 1060 1065
Met Thr Val Ala Gln Pro Ser Thr Pro Ala Asn His Phe His Leu
1070 1075 1080
Leu Arg Arg His Ala Leu Ser Asp Leu Lys Arg Pro Leu Val Ile
1085 1090 1095
Phe Thr Pro Lys Ser Met Leu Arg Asn Lys Ala Ala Ala Ser Ala
1100 1105 1110
Pro Glu Asp Phe Thr Glu Val Thr Lys Phe Gln Ser Val Ile Asp
1115 1120 1125
Asp Pro Asn Val Ala Asp Ala Ala Lys Val Lys Lys Val Met Leu
1130 1135 1140
Val Ser Gly Lys Leu Tyr Tyr Glu Leu Ala Lys Arg Lys Glu Lys
1145 1150 1155
Asp Gly Arg Asp Asp Ile Ala Ile Val Arg Ile Glu Met Leu His
1160 1165 1170
Pro Ile Pro Phe Asn Arg Ile Ser Glu Ala Leu Ala Gly Tyr Pro
1175 1180 1185
Asn Ala Glu Glu Val Leu Phe Val Gln Asp Glu Pro Ala Asn Gln
1190 1195 1200
Gly Pro Trp Pro Phe Tyr Gln Glu His Leu Pro Glu Leu Ile Pro
1205 1210 1215
Asn Met Pro Lys Met Arg Arg Val Ser Arg Arg Ala Gln Ser Ser
1220 1225 1230
Thr Ala Thr Gly Val Ala Lys Val His Gln Leu Glu Glu Lys Gln
1235 1240 1245
Leu Ile Asp Glu Ala Phe Glu Ala
1250 1255
<210>51
<211>4391
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(443)..(4210)
<223>sucA77
<400>51
gtcgacaagc aaaatcgaag cggcagcacg ccgcgtcgga gccttaaacg ccatcgccgc 60
catccctgat ggtttcaatc atcaagtcgg tgaacgcggg cgcaacctgt catccggaca 120
gcgccaactg atcgcgctgg cgcgcgccga actcatcgag ccttccatca tgcttctcga 180
cgaagccacc tccaccctcg accccgccac cgaagccgtt atcctcaacg cctccgatcg 240
agtcactaag ggacgcacca gcatcatcgt cgcgcaccgc ttggcaaccg ctaaaagggc 300
cgaccgtatt cttgttgttg aacaaggacg tatcattgag gacggatctc acgacgcgtt 360
gttgtctgct aacggcacct acgcccgcat gtggcattta atggcctgac acgttatttt 420
taggagaact gtcaacaaat ta atg cta caa ctg ggg ctt agg cat aat cag 472
Met Leu Gln Leu Gly Leu Arg His Asn Gln
1 5 10
cca acg acc aac gtt aca gtg gat aaa ata aag ctc aat aaa ccc tca 520
Pro Thr Thr Asn Val Thr Val Asp Lys Ile Lys Leu Asn Lys Pro Ser
15 20 25
aga agc aag gaa aag agg cga gta cct gcc gtg agc agc gct agt act 568
Arg Ser Lys Glu Lys Arg Arg Val Pro Ala Val Ser Ser Ala Ser Thr
30 35 40
ttc ggc cag aat gcg tgg ctg gta gac gag atg ttc cag cag ttc cag 616
Phe Gly Gln Asn Ala Trp Leu Val Asp Glu Met Phe Gln Gln Phe Gln
45 50 55
aag gac ccc aag tcc gtg gac aag gaa tgg aga gaa ctc ttt gag gcg 664
Lys Asp Pro Lys Ser Val Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala
60 65 70
cag ggg gga cca aat gct acc ccc gct aca aca gaa gca cag cct tca 712
Gln Gly Gly Pro Asn Ala Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser
75 80 85 90
gcg ccc aag gag tct gcg aaa cca gca cca aag gct gcc cct gca gcc 760
Ala Pro Lys Glu Ser Ala Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala
95 100 105
aag gca gca ccg cgc gta gaa acc aag ccg gcc gcc aag acc gcc cct 808
Lys Ala Ala Pro Arg Val Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro
110 115 120
aag gcc aag gag tcc tca gtg cca cag caa cct aag ctt ccg gag cca 856
Lys Ala Lys Glu Ser Ser Val Pro Gln Gln Pro Lys Leu Pro Glu Pro
125 130 135
gga caa acc cca atc agg ggt att ttc aag tcc atc gcg aag aac atg 904
Gly Gln Thr Pro Ile Arg Gly Ile Phe Lys Ser Ile Ala Lys Asn Met
140 145 150
gat atc tcc ctg gaa atc cca acc gca acc tcg gtt cgc gat atg cca 952
Asp Ile Ser Leu Glu Ile Pro Thr Ala Thr Ser Val Arg Asp Met Pro
155 160 165 170
gct cgc ctc atg ttc gaa aac cgc gcg atg gtc aac gat cag ctc aag 1000
Ala Arg Leu Met Phe Glu Asn Arg Ala Met Val Asn Asp Gln Leu Lys
175 180 185
cgc acc cgc ggt ggc aag atc tcc ttc acc cac atc att ggc tac gcc 1048
Arg Thr Arg Gly Gly Lys Ile Ser Phe Thr His Ile Ile Gly Tyr Ala
190 195 200
atg gtg aag gca gtc atg gct cac ccg gac atg aac aac tcc tac gac 1096
Met Val Lys Ala Val Met Ala His Pro Asp Met Asn Asn Ser Tyr Asp
205 210 215
gtc atc gac ggc aag cca acc ctg atc gtg cct gag cac atc aac ctg 1144
Val Ile Asp Gly Lys Pro Thr Leu Ile Val Pro Glu His Ile Asn Leu
220 225 230
ggc ctt gcc atc gac ctt cct cag aag gac ggc tcc cgc gca ctt gtc 1192
Gly Leu Ala Ile Asp Leu Pro Gln Lys Asp Gly Ser Arg Ala Leu Val
235 240 245 250
gta gca gcc atc aag gaa acc gag aag atg aac ttc tcc gag ttc ctc 1240
Val Ala Ala Ile Lys Glu Thr Glu Lys Met Asn Phe Ser Glu Phe Leu
255 260 265
gca gca tac gaa gac atc gtg aca cgc tcc cgc aag ggc aag ctc acc 1288
Ala Ala Tyr Glu Asp Ile Val Thr Arg Ser Arg Lys Gly Lys Leu Thr
270 275 280
atg gat gac tac cag ggc gtt acc gtt tcc ttg acc aac cca ggt ggc 1336
Met Asp Asp Tyr Gln Gly Val Thr Val Ser Leu Thr Asn Pro Gly Gly
285 290 295
atc ggt acc cgc cac tct gtc cca cgt ctg acc aag ggc cag ggc acc 1384
Ile Gly Thr Arg His Ser Val Pro Arg Leu Thr Lys Gly Gln Gly Thr
300 305 3l0
atc atc ggt gtc ggt tcc atg gat tac cca gca gag ttc cag ggc gct 1432
Ile Ile Gly Val Gly Ser Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala
315 320 325 330
tcc gaa gac cgc ctt gca gag ctc ggc gtt gga aag ctt gtc acc atc 1480
Ser Glu Asp Arg Leu Ala Glu Leu Gly Val Gly Lys Leu Val Thr Ile
335 340 345
acc tcc acc tac gat cac cgc gtg atc cag ggt gct gtg tcc ggt gaa 1528
Thr Ser Thr Tyr Asp His Arg Val Ile Gln Gly Ala Val Ser Gly Glu
350 355 360
ttc ctg cgt acc atg tct cgc ctg ctc acc gat gat tcc ttc tgg gat 1576
Phe Leu Arg Thr Met Ser Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp
365 370 375
gag atc ttc gac gca atg aac gtt cct tac acc cca atg cgt tgg gca 1624
Glu Ile Phe Asp Ala Met Asn Val Pro Tyr Thr Pro Met Arg Trp Ala
380 385 390
cag gac gtt cca aac acc ggt gtt gat aag aac acc cgc gtc atg cag 1672
Gln Asp Val Pro Asn Thr Gly Val Asp Lys Asn Thr Arg Val Met Gln
395 400 405 410
ctc att gag gca tac cgc tcc cgt gga cac ctc atc gct gac acc aac 1720
Leu Ile Glu Ala Tyr Arg Ser Arg Gly His Leu Ile Ala Asp Thr Asn
415 420 425
cca ctt tca tgg gtt cag cct ggc atg cca gtt cca gac cac cgc gac 1768
Pro Leu Ser Trp Val Gln Pro Gly Met Pro Val Pro Asp His Arg Asp
430 435 440
ctc gac atc gag acc cac agc ctg acc atc tgg gat ctg gac cgt acc 1816
Leu Asp Ile Glu Thr His Ser Leu Thr Ile Trp Asp Leu Asp Arg Thr
445 450 455
ttc agc gtc ggt ggc ttc ggc ggc aag gag acc atg acc ctg cgc gag 1864
Phe Ser Val Gly Gly Phe Gly Gly Lys Glu Thr Met Thr Leu Arg Glu
460 465 470
gta ctg tcc cgc ctg cgc gct gcc tac acc ttg aag gtc ggc tcc gaa 1912
Val Leu Ser Arg Leu Arg AlaAla Tyr Thr Leu Lys Val Gly Ser Glu
475 480 485490
tac acc cac atc ctg gac cgc gac gag cgc acc tgg ctg cag gac cgc 1960
Tyr Thr His Ile Leu Asp Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg
495 500 505
ctc gaa gcc gga atg cca aag cca acc cag gca gag cag aag tac atc 2008
Leu Glu Ala Gly Met Pro Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile
510 515 520
ctg cag aag ctg aac gcc gca gag gct ttc gag aac ttc ctg cag acc 2056
Leu Gln Lys Leu Asn Ala Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr
525 530 535
aag tac gtc ggc cag aag cgc ttc tcc ctc gaa ggt gca gaa gct ctc 2104
Lys Tyr Val Gly Gln Lys Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu
540 545 550
atc cca ctg atg gac tcc gcc atc gac acc gcc gca ggc cag ggc ctc 2152
Ile Pro Leu Met Asp Ser Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu
555 560 565570
gac gaa gtt gtc atc ggt atg cca cac cgt ggt cgc ctc aac gtg ctg 2200
Asp Glu Val Val Ile Gly Met Pro His Arg Gly Arg Leu Asn Val Leu
575 580 585
ttc aac atc gtg ggc aag cca ctg gca tcc atc ttc aac gag ttt gaa 2248
Phe Asn Ile Val Gly Lys Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu
590 595 600
ggc caa atg gag cag ggc cag atc ggt ggc tcc ggt gac gtg aag tac 2296
Gly Gln Met Glu Gln Gly Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr
605 610 615
cac ctc ggt tcc gaa ggc cag cac ctg cag atg ttc ggc gac ggc gag 2344
His Leu Gly Ser Glu Gly Gln His Leu Gln Met Phe Gly Asp Gly Glu
620 625 630
atc aag gtc tcc ctg act gct aac ccg tcc cac ctg gaa gct gtt aac 2392
Ile Lys Val Ser Leu Thr Ala Asn Pro Ser His Leu Glu Ala Val Asn
635 640 645650
cca gtg atg gaa ggt atc gtc cgc gca aag cag gac tac ctg gac aag 2440
Pro Val Met Glu Gly Ile Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys
655 660 665
ggc gta gac ggc aag act gtt gtg cca ctg ctg ctc cac ggt gac gct 2488
Gly Val Asp Gly Lys Thr Val Val Pro Leu Leu Leu His Gly Asp Ala
670 675 680
gca ttc gca ggc ctg ggc atc gtg cca gaa acc atc aac ctg gct ata 2536
Ala Phe Ala Gly Leu Gly Ile Val Pro Glu Thr Ile Asn Leu Ala Ile
685 690 695
agc tgc gtc gac gtc gga ggc acc atc cac atc gtg gtg aac aac cag 2584
Ser Cys Val Asp Val Gly Gly Thr Ile His Ile Val Val Asn Asn Gln
700 705 710
atc ggc ttc acc acc acc cca gac tcc agc cgc tcc atg cac tac gca 2632
Ile Gly Phe Thr Thr Thr Pro Asp Ser Ser Arg Ser Met His Tyr Ala
715 720 725 730
acc gac tac gcc aag gca ttc ggc tgc cca gtc ttc cac gtc aat ggt 2680
Thr Asp Tyr Ala Lys Ala Phe Gly Cys Pro Val Phe His Val Asn Gly
735 740 745
gat gac cca gag gca gtt gtc tgg gtt ggc cag ctg gca acc gag tac 2728
Asp Asp Pro Glu Ala Val Val Trp Val Gly Gln Leu Ala Thr Glu Tyr
750 755 760
cgt cgt cgc ttc ggc aag gac gtc ttc atc gac ctc gtt tgc tac cgc 2776
Arg Arg Arg Phe Gly Lys Asp Val Phe Ile Asp Leu Val Cys Tyr Arg
765 770 775
ctc cgc ggc cac aac gaa gct gat gat cct tcc atg acc cag cca aag 2824
Leu Arg Gly His Asn Glu Ala Asp Asp Pro Ser Met Thr Gln Pro Lys
780 785 790
atg tat gag ctc atc acc ggc cgc gag acc gtt cgt gct cag tac acc 2872
Met Tyr Glu Leu Ile Thr Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr
795 800 805 810
gaa gac ctg ctc gga cgt gga gac ctc tcc aac gaa gat gca gaa gca 2920
Glu Asp Leu Leu Gly Arg Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala
815 820 825
gtc gtc cgc gac ttc cac gac cag atg gaa tct gtg ttc aac gaa gtc 2968
Val Val Arg Asp Phe His Asp Gln Met Glu Ser Val Phe Asn Glu Val
830 835 840
aag gaa ggc ggc aag aag cag gct gag gca cag acc ggc atc acc ggc 3016
Lys Glu Gly Gly Lys Lys Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly
845 850 855
tcc cag aag ctt cca cac ggc ctt gag acc aac atc tcc cgt gaa gag 3064
Ser Gln Lys Leu Pro His Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu
860 865 870
ctc ctg gaa ctg gga cag gct ttc gcc aac acc cca gaa ggc ttc aac 3112
Leu Leu Glu Leu Gly Gln Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn
875 880 885 890
tac cac cca cgt gtg gct cca gtt gct aag aag cgc gtc tcc tct gtc 3160
Tyr His Pro Arg Val Ala Pro Val Ala Lys Lys Arg Val Ser Ser Val
895 900 905
acc gaa ggt ggc atc gac tgg gca tgg ggc gag ctc ctc gcc ttc ggt 3208
Thr Glu Gly Gly Ile Asp Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly
910 915 920
tcc ctg gct aac tcc ggc cgc ttg gtt cgc ctt gca ggt gaa gat tcc 3256
Ser Leu Ala Asn Ser Gly Arg Leu Val Arg Leu Ala Gly Glu Asp Ser
925 930 935
cgc cgc ggt acc ttc acc cag cgc cac gca gtt gcc atc gac cca gcg 3304
Arg Arg Gly Thr Phe Thr Gln Arg His Ala Val Ala Ile Asp Pro Ala
940 945 950
acc gct gaa gag ttc aac cca ctc cac gag ctt gca cag tcc aag ggc 3352
Thr Ala Glu Glu Phe Asn Pro Leu His Glu Leu Ala Gln Ser Lys Gly
955 960 965 970
aac aac ggt aag ttc ctg gtc tac aac tcc gca ctg acc gag tac gca 3400
Asn Asn Gly Lys Phe Leu Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala
975 980 985
ggc atg ggc ttc gag tac ggc tac tcc gta gga aac gaa gac tcc gtc 3448
Gly Met Gly Phe Glu Tyr Gly Tyr Ser Val Gly Asn Glu Asp Ser Val
990 995 1000
gtt gca tgg gaa gca cag ttc ggc gac ttc gcc aac ggc gct cag 3493
Val Ala Trp Glu Ala Gln Phe Gly Asp Phe Ala Asn Gly Ala Gln
1005 1010 1015
acc atc atc gat gag tac gtc tcc tca ggc gaa gct aag tgg ggc 3538
Thr Ile Ile Asp Glu Tyr Val Ser Ser Gly Glu Ala Lys Trp Gly
1020 1025 1030
cag acc tcc aag ctg atc ctt ctg ctg cct cac ggc tac gaa ggc 3583
Gln Thr Ser Lys Leu Ile Leu Leu Leu Pro His Gly Tyr Glu Gly
1035 1040 1045
cag ggc cca gac cac tct tcc gca cgt atc gag cgc ttc ctg cag 3628
Gln Gly Pro Asp His Ser Ser Ala Arg Ile Glu Arg Phe Leu Gln
1050 1055 1060
ctg tgc gct gag ggt tcc atg act gtt gct cag cca tcc acc cca 3673
Leu Cys Ala Glu Gly Ser Met Thr Val Ala Gln Pro Ser Thr Pro
1065 1070 1075
gca aac cac ttc cac ctg ctg cgt cgt cac gct ctg tcc gac ctg 3718
Ala Asn His Phe His Leu Leu Arg Arg His Ala Leu Ser Asp Leu
1080 1085 1090
aag cgt cea ctg gtt atc ttc acc ccg aag tcc atg ctg cgt aac 3763
Lys Arg Pro Leu Val Ile Phe Thr Pro Lys Ser Met Leu Arg Asn
1095 1100 1105
aag gct gct gcc tcc gca cca gaa gac ttc act gag gtc acc aag 3808
Lys Ala Ala Ala Ser Ala Pro Glu Asp Phe Thr Glu Val Thr Lys
1110 1115 1120
ttc caa tcc gtg atc gac gat cca aac gtt gca gat gca gcc aag 3853
Phe Gln Ser Val Ile Asp Asp Pro Asn Val Ala Asp Ala Ala Lys
1125 1130 1135
gtg aag aag gtc atg ctg gtc tcc ggc aag ctg tac tac gaa ttg 3898
Val Lys Lys Val Met Leu Val Ser Gly Lys Leu Tyr Tyr Glu Leu
1140 1145 1150
gca aag cgc aag gag aag gac gga cgc gac gac atc gcg atc gtt 3943
Ala Lys Arg Lys Glu Lys Asp Gly Arg Asp Asp Ile Ala Ile Val
1155 1160 1165
cgt atc gaa atg ctc cac cca att ccg ttc aac cgc atc tcc gag 3988
Arg Ile Glu Met Leu His Pro Ile Pro Phe Asn Arg Ile Ser Glu
1170 1175 1180
gct ctt gcc ggc tac cct aac gct gag gaa gtc ctc ttc gtt cag 4033
Ala Leu Ala Gly Tyr Pro Asn Ala Glu Glu Val Leu Phe Val Gln
1185 1190 1195
gat gag cca gca aac cag ggc cca tgg ccg ttc tac cag gag cac 4078
Asp Glu Pro Ala Asn Gln Gly Pro Trp Pro Phe Tyr Gln Glu His
1200 1205 1210
ctc cca gag ctg atc ccg aac atg cca aag atg cgc cgc gtt tcc 4123
Leu Pro Glu Leu Ile Pro Asn Met Pro Lys Met Arg Arg Val Ser
1215 1220 1225
cgc cgc gct cag tcc tcc acc gca act ggt gtt gct aag gtg cac 4168
Arg Arg Ala Gln Ser Ser Thr Ala Thr Gly Val Ala Lys Val His
1230 1235 1240
cag ctg gag gag aag cag ctt atc gac gag gct ttc gag gct 4210
Gln Leu Glu Glu Lys Gln Leu Ile Asp Glu Ala Phe Glu Ala
1245 1250 1255
taagtcttta tagtcctgca ctagcctaga gggccttatg cagtgtgaat cacacagcat 4270
aaggcccttt ttgctgccgt ggttgcctaa ggtggaaggc atgaaacgaa tctgtgcggt 4330
cacgatctct tcagtacttt tgctaagtgg ctgctcctcc acttccacca cgcagctcga 4390
g 4391
<210>52
<211>1256
<212>PRT
<213>谷氨酸棒杆菌
<400>52
Met Leu Gln Leu Gly Leu Arg His Asn Gln Pro Thr Thr Asn Val Thr
1 5 10 15
Val Asp Lys Ile Lys Leu Asn Lys Pro Ser Arg Ser Lys Glu Lys Arg
20 25 30
Arg Val Pro Ala Val Ser Ser Ala Ser Thr Phe Gly Gln Asn Ala Trp
35 40 45
Leu Val Asp Glu Met Phe Gln Gln Phe Gln Lys Asp Pro Lys Ser Val
50 55 60
Asp Lys Glu Trp Arg Glu Leu Phe Glu Ala Gln Gly Gly Pro Asn Ala
65 70 75 80
Thr Pro Ala Thr Thr Glu Ala Gln Pro Ser Ala Pro Lys Glu Ser Ala
85 90 95
Lys Pro Ala Pro Lys Ala Ala Pro Ala Ala Lys Ala Ala Pro Arg Val
100 105 110
Glu Thr Lys Pro Ala Ala Lys Thr Ala Pro Lys Ala Lys Glu Ser Ser
115 120 125
Val Pro Gln Gln Pro Lys Leu Pro Glu Pro Gly Gln Thr Pro Ile Arg
130 135 140
Gly Ile Phe Lys Ser Ile Ala Lys Asn Met Asp Ile Ser Leu Glu Ile
145 150 155 160
Pro Thr Ala Thr Ser Val Arg Asp Met Pro Ala Arg Leu Met Phe Glu
165 170 175
Asn Arg Ala Met Val Asn Asp Gln Leu Lys Arg Thr Arg Gly Gly Lys
180 185 190
Ile Ser Phe Thr His Ile Ile Gly Tyr Ala Met Val Lys Ala Val Met
195 200 205
Ala His Pro Asp Met Asn Asn Ser Tyr Asp Val Ile Asp Gly Lys Pro
210 215 220
Thr Leu Ile Val Pro Glu His Ile Asn Leu Gly Leu Ala Ile Asp Leu
225 230 235 240
Pro Gln Lys Asp Gly Ser Arg Ala Leu Val Val Ala Ala Ile Lys Glu
245 250 255
Thr Glu Lys Met Asn Phe Ser Glu Phe Leu Ala Ala Tyr Glu Asp Ile
260 265 270
Val Thr Arg Ser Arg Lys Gly Lys Leu Thr Met Asp Asp Tyr Gln Gly
275 280 285
Val Thr Val Ser Leu Thr Asn Pro Gly Gly Ile Gly Thr Arg His Ser
290 295 300
Val Pro Arg Leu Thr Lys Gly Gln Gly Thr Ile Ile Gly Val Gly Ser
305 310 315 320
Met Asp Tyr Pro Ala Glu Phe Gln Gly Ala Ser Glu Asp Arg Leu Ala
325 330 335
Glu Leu Gly Val Gly Lys Leu Val Thr Ile Thr Ser Thr Tyr Asp His
340 345 350
Arg Val Ile Gln Gly Ala Val Ser Gly Glu Phe Leu Arg Thr Met Ser
355 360 365
Arg Leu Leu Thr Asp Asp Ser Phe Trp Asp Glu Ile Phe Asp Ala Met
370 375 380
Asn Val Pro Tyr Thr Pro Met Arg Trp Ala Gln Asp Val Pro Asn Thr
385 390 395400
Gly Val Asp Lys Asn Thr Arg Val Met Gln Leu Ile Glu Ala Tyr Arg
405 410 415
Ser Arg Gly His Leu Ile Ala Asp Thr Asn Pro Leu Ser Trp Val Gln
420 425 430
Pro Gly Met Pro Val Pro Asp His Arg Asp Leu Asp Ile Glu Thr His
435 440 445
Ser Leu Thr Tle Trp Asp Leu Asp Arg Thr Phe Ser Val Gly Gly Phe
450 455 460
Gly Gly Lys Glu Thr Met Thr Leu Arg Glu Val Leu Ser Arg Leu Arg
465 470 475 480
Ala Ala Tyr Thr Leu Lys Val Gly Ser Glu Tyr Thr His Ile Leu Asp
485 490 495
Arg Asp Glu Arg Thr Trp Leu Gln Asp Arg Leu Glu Ala Gly Met Pro
500 505 510
Lys Pro Thr Gln Ala Glu Gln Lys Tyr Ile Leu Gln Lys Leu Asn Ala
515 520 525
Ala Glu Ala Phe Glu Asn Phe Leu Gln Thr Lys Tyr Val Gly Gln Lys
530 535 540
Arg Phe Ser Leu Glu Gly Ala Glu Ala Leu Ile Pro Leu Met Asp Ser
545 550 555 560
Ala Ile Asp Thr Ala Ala Gly Gln Gly Leu Asp Glu Val Val Ile Gly
565 570 575
Met Pro His Arg Gly Arg Leu Asn Val Leu Phe Asn Ile Val Gly Lys
580 585 590
Pro Leu Ala Ser Ile Phe Asn Glu Phe Glu Gly Gln Met Glu Gln Gly
595 600 605
Gln Ile Gly Gly Ser Gly Asp Val Lys Tyr His Leu Gly Ser Glu Gly
610 615 620
Gln His Leu Gln Met Phe Gly Asp Gly Glu Ile Lys Val Ser Leu Thr
625 630 635 640
Ala Asn Pro Ser His Leu Glu Ala Val Asn Pro Val Met Glu Gly Ile
645 650 655
Val Arg Ala Lys Gln Asp Tyr Leu Asp Lys Gly Val Asp Gly Lys Thr
660 665 670
Val Val Pro Leu Leu Leu His Gly Asp Ala Ala Phe Ala Gly Leu Gly
675 680 685
Ile Val Pro Glu Thr Ile Asn Leu Ala Ile Ser Cys Val Asp Val Gly
690 695 700
Gly Thr Ile His Ile Val Val Asn Asn Gln Ile Gly Phe Thr Thr Thr
705 710 715 720
Pro Asp Ser Ser Arg Ser Met His Tyr Ala Thr Asp Tyr Ala Lys Ala
725 730 735
Phe Gly Cys Pro Val Phe His Val Asn Gly Asp Asp Pro Glu Ala Val
740 745 750
Val Trp Val Gly Gln Leu Ala Thr Glu Tyr Arg Arg Arg Phe Gly Lys
755 760 765
Asp Val Phe Ile Asp Leu Val Cys Tyr Arg Leu Arg Gly His Asn Glu
770 775 780
Ala Asp Asp Pro Ser Met Thr Gln Pro Lys Met Tyr Glu Leu Ile Thr
785 790 795 800
Gly Arg Glu Thr Val Arg Ala Gln Tyr Thr Glu Asp Leu Leu Gly Arg
805 810 815
Gly Asp Leu Ser Asn Glu Asp Ala Glu Ala Val Val Arg Asp Phe His
820 825 830
Asp Gln Met Glu Ser Val Phe Asn Glu Val Lys Glu Gly Gly Lys Lys
835 840 845
Gln Ala Glu Ala Gln Thr Gly Ile Thr Gly Ser Gln Lys Leu Pro His
850 855 860
Gly Leu Glu Thr Asn Ile Ser Arg Glu Glu Leu Leu Glu Leu Gly Gln
865 870 875 880
Ala Phe Ala Asn Thr Pro Glu Gly Phe Asn Tyr His Pro Arg Val Ala
885 890 895
Pro Val Ala Lys Lys Arg Val Ser Ser Val Thr Glu Gly Gly Ile Asp
900 905 910
Trp Ala Trp Gly Glu Leu Leu Ala Phe Gly Ser Leu Ala Asn Ser Gly
915 920 925
Arg Leu Val Arg Leu Ala Gly Glu Asp Ser Arg Arg Gly Thr Phe Thr
930 935 940
Gln Arg His Ala Val Ala Ile Asp Pro Ala Thr Ala Glu Glu Phe Asn
945 950 955 960
Pro Leu His Glu Leu Ala Gln Ser Lys Gly Asn Asn Gly Lys Phe Leu
965 970 975
Val Tyr Asn Ser Ala Leu Thr Glu Tyr Ala Gly Met Gly Phe Glu Tyr
980 985 990
Gly Tyr Ser Val Gly Asn Glu Asp Ser Val Val Ala Trp Glu Ala Gln
995 1000 1005
Phe Gly Asp Phe Ala Asn Gly Ala Gln Thr Ile Ile Asp Glu Tyr
1010 1015 1020
Val Ser Ser Gly Glu Ala Lys Trp Gly Gln Thr Ser Lys Leu Ile
1025 1030 1035
Leu Leu Leu Pro His Gly Tyr Glu Gly Gln Gly Pro Asp His Ser
1040 1045 1050
Ser Ala Arg Ile Glu Arg Phe Leu Gln Leu Cys Ala Glu Gly Ser
1055 1060 1065
Met Thr Val Ala Gln Pro Ser Thr Pro Ala Asn His Phe His Leu
1070 1075 1080
Leu Arg Arg His Ala Leu Ser Asp Leu Lys Arg Pro Leu Val Ile
1085 1090 1095
Phe Thr Pro Lys Ser Met Leu Arg Asn Lys Ala Ala Ala Ser Ala
1100 1105 1110
Pro Glu Asp Phe Thr Glu Val Thr Lys Phe Gln Ser Val Ile Asp
1115 1120 1125
Asp Pro Asn Val Ala Asp Ala Ala Lys Val Lys Lys Val Met Leu
1130 1135 1140
Val Ser Gly Lys Leu Tyr Tyr Glu Leu Ala Lys Arg Lys Glu Lys
1145 1150 1155
Asp Gly Arg Asp Asp Ile Ala Ile Val Arg Ile Glu Met Leu His
1160 1165 1170
Pro Ile Pro Phe Asn Arg Ile Ser Glu Ala Leu Ala Gly Tyr Pro
1175 1180 1185
Asn Ala Glu Glu Val Leu Phe Val Gln Asp Glu Pro Ala Asn Gln
1190 1195 1200
Gly Pro Trp Pro Phe Tyr Gln Glu His Leu Pro Glu Leu Ile Pro
1205 1210 1215
Asn Met Pro Lys Met Arg Arg Val Ser Arg Arg Ala Gln Ser Ser
1220 1225 1230
Thr Ala Thr Gly Val Ala Lys Val His Gln Leu Glu Glu Lys Gln
1235 1240 1245
Leu Ile Asp Glu Ala Phe Glu Ala
1250 1255
<210>53
<211>40
<212>DNA
<213>人工序列
<220>
<223>引物
<400>53
gccgggatcc ctgtgtgatt cacactgcat aaggccctct 40
<210>54
<211>40
<212>DNA
<213>人工序列
<220>
<223>引物
<400>54
gccgggatcc ccatcgccgc catccctgat ggtttcaatc 40
<210>55
<211>28
<212>DNA
<213>人工序列
<220>
<223>sucA8引物
<400>55
ctgcgtcgac gtcggaggca ccatccac 28
<210>56
<211>30
<212>DNA
<213>人工序列
<220>
<223>sucA801引物
<400>56
ctgcgtctcg acgtcggagg caccatccac 30
<210>57
<211>36
<212>DNA
<213>人工序列
<220>
<223>sucA805引物
<400>57
gctaaaagct gcgtcgacgt cggaggcacc atccac 36
<210>58
<211>36
<212>DNA
<213>人工序列
<220>
<223>sucA77
<400>58
gctataagct gcgtcgacgt cggaggcacc atccac 36
<210>59
<211>33
<212>DNA
<213>人工序列
<220>
<223>yggB引物-N
<400>59
ggggatcctg ccgatttcgg caggatcaat gtc 33
<210>60
<211>31
<212>DNA
<213>人工序列
<220>
<223>yggB引物-C
<400>60
ttccttgctt gcggggatcc catcggggat g 31
<210>61
<211>2432
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(507)..(2093)
<400>61
aggggcggcg gatcgaccac ggcttgcaac cgtggcggga gtgggctgtt gagaagctgc 60
cacattcacg actttctggc tcctttacta aataaggatt ttcacaggac ccgtccaagc 120
caagccgatt tcaactcagc ctaaagacaa agccctcatt taaaattgtt ccgacgcgga 180
tgcgtgtgca cgcagtgcga cagatgtctg ttgcaaagtt ggctacttgg gtcataacca 240
acaagaaagc cctcgttcca acactgtggt gagtgttgtc gagggcgctt gacgagacga 300
cttggaaggc cgttacggca ggcgccgcgc ggttactact acaagtcgaa taatggtcat 360
ggtgtgtcat gctacacaca tcgagtttcc aattccacaa cgcacgaaaa ttcccacccc 420
caaaactccc ccacttcggt taaggaatca ggattctcac aaagttcagg caggctcccg 480
ctacttttca gcgctaatct tggctc atg att tta ggc gta ccc att caa tat 533
Met Ile Leu Gly Val Pro Ile Gln Tyr
1 5
ttg ctc tat tca ttg tgg aat tgg att gtc gat acc ggt ttt gat gta 581
Leu Leu Tyr Ser Leu Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val
10 15 20 25
gca att atc ctg gtc ttg gcg ttt ttg att cca cgt atc ggc cga ctg 629
Ala Ile Ile Leu Val Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu
30 35 40
gcc atg cgt att atc aag cgg cga gtg gag tct gca gcc gat gcg gac 677
Ala Met Arg Ile Ile Lys Arg Arg Val Glu Ser Ala Ala Asp Ala Asp
45 50 55
acc act aag aac cag ctc gcg ttc gct ggc gtt ggc gtt tat atc gcg 725
Thr Thr Lys Asn Gln Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala
60 65 70
caa att gtg gcg ttt ttc atg ctt gcc gtc tcc gcg atg cag gct ttt 773
Gln Ile Val Ala Phe Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe
75 80 85
ggt ttc tct ctc gcg ggc gct gcg att ccg gca acc att gcg tca gct 821
Gly Phe Ser Leu Ala Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala
90 95 100 105
gcc att ggc ctt ggt gcg cag tcg att gtt gcg gac ttc ttg gcc gga 869
Ala Ile Gly Leu Gly Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly
110 115 120
ttt ttc atc ctg acg gaa aag caa ttc ggc gtg ggt gac tgg gtg cgt 917
Phe Phe Ile Leu Thr Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg
125 130 135
ttt gag ggc aac ggc atc gtt gtc gaa ggc acc gtc att gag atc acc 965
Phe Glu Gly Asn Gly Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr
140 145 150
atg cgc gcg acc aaa att cgc acg att gca caa gag acc gtg atc atc 1013
Met Arg Ala Thr Lys Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile
155 160 165
ccc aac tcc acg gcg aaa gtg tgc atc aac aat tct aat aac tgg tcg 106l
Pro Asn Ser Thr Ala Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser
170 175 180 185
cgt gcg gtt gtc gtt att ccg atc ccc atg ttg ggt tct gaa aac atc 1109
Arg Ala Val Val Val Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile
190 195 200
aca gat gtc atc gcg cgc tct gaa gct gcg act cgt cgc gca ctt ggc 1157
Thr Asp Val Ile Ala Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly
205 210 215
cag gag aaa atc gca ccg gaa atc ctc ggt gaa ctc gat gtg cac cca 1205
Gln Glu Lys Ile Ala Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro
220 225 230
gcc acg gaa gtc aca ccg cca acg gtg gtc ggc atg ccg tgg atg gtc 1253
Ala Thr Glu Val Thr Pro Pro Thr Val Val Gly Met Pro Trp Met Val
235 240 245
acc atg cgt ttc ctc gtg caa gtc acc gcc ggc aat caa tgg ctg gtc 1301
Thr Met Arg Phe Leu Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val
250 255 260 265
gaa cgc gcc atc cgc aca gaa atc atc aac gaa ttc tgg gaa gaa tac 1349
Glu Arg Ala Ile Arg Thr Glu Ile Ile Asn Glu Phe Trp Glu Glu Tyr
270 275 280
ggc agc gca acc act aca tcg gga acc ctc att gat tcc tta cac gtt 1397
Gly Ser Ala Thr Thr Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val
285 290 295
gag cat gaa gag cca aag acc tcg ctt atc gac gcc tcc ccc cag gct 1445
Glu His Glu Glu Pro Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala
300 305 310
ctt aag gaa ccg aag ccg gag gct gcg gcg acg gtt gca tcg cta gct 1493
Leu Lys Glu Pro Lys Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala
315 320 325
gca tcg tct aac gac gat gca gac aat gca gac gcc tcg gcg atc aat 1541
Ala Ser Ser Asn Asp Asp Ala Asp Asn Ala Asp Ala Ser Ala Ile Asn
330 335 340 345
gca ggc aat cca gag aag gaa ctt gat tcc gat gtg ctg gaa caa gaa 1589
Ala Gly Asn Pro Glu Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu
350 355 360
ctc tcc agc gaa gaa ccg gaa gaa aca gca aaa cca gat cac tct ctc 1637
Leu Ser Ser Glu Glu Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu
365 370 375
cga ggc ttc ttc cgc act gat tac tac cca aat cgg tgg cag aag atc 1685
Arg Gly Phe Phe Arg Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile
380 385 390
ctg tcg ttt ggc gga cgt gtc cgc atg agc act tcc ctg ttg ttg ggt 1733
Leu Ser Phe Gly Gly Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly
395 400 405
gcg ctg ctc ttg ctg tca cta ttt aag gtc atg act gtg gaa cca agt 1781
Ala Leu Leu Leu Leu Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser
410 415 420 425
gag aat tgg caa aac tcc agt gga tgg ctg tca cca agc act gcc acc 1829
Glu Asn Trp Gln Asn Ser Ser Gly Trp Leu Ser Pro Ser Thr Ala Thr
430 435 440
tca act gcg gtg acc acc tcc gaa act tcc gcg cca gta agc act tct 1877
Ser Thr Ala Val Thr Thr Ser Glu Thr SerAla Pro Val Ser Thr Ser
445 450 455
tcg atg aca gtg ccc act acg gtg gag gag acc cca acg atg gaa tct 1925
Ser Met Thr Val Pro Thr Thr Val Glu Glu Thr Pro Thr Met Glu Ser
460 465 470
agc gtc gaa acg cag cag gaa acc tca acc cct gca acc gca acg ccc 1973
Ser Val Glu Thr Gln Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro
475 480 485
cag cga gcc gac acc atc gaa ccg acc gag gaa gcc acg tcg cag gag 2021
Gln Arg Ala Asp Thr Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu
490 495 500 505
gaa acg act gcg tcg cag acg cag tct cca gca acc gcg gtt caa gag 2069
Glu Thr Thr Ala Ser Gln Thr Gln Ser Pro Ala Thr Ala Val Gln Glu
510 515 520
aca gtt gcg ccg acg tcc acc cct taggacgctg attacagacg tgtcccattt 2123
Thr Val Ala Pro Thr Ser Thr Pro
525
ctttactact attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg 2183
aaaaatttca cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat 2243
tattagtcat cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct 2303
tcggttactg ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact 2363
acgccttcaa gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg 2423
gtgcccgca 2432
<210>62
<211>529
<212>PRT
<213>谷氨酸棒杆菌
<400>62
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Val Ser Thr Ser Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Thr Ala Val Gln Glu Thr Val Ala Pro Thr Ser Thr
515 520 525
Pro
<210>63
<211>2432
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(507)..(2093)
<400>63
aggggcggcg gatcgaccac ggcttgcaac cgtggcggga gtgggctgtt gagaagctgc 60
cacattcacg actttctggc tcctttacta aataaggatt ttcacaggac ccgtccaagc 120
caagccgatt tcaactcagc ctaaagacaa agccctcatt taaaattgtt ccgacgcgga 180
tgcgtgtgca cgcagtgcga cagatgtctg ttgcaaagtt ggctacttgg gtcataacca 240
acaagaaagc cctcgttcca acactgtggt gagtgttgtc gagggcgctt gacgagacga 300
cttggaaggc cgttacggca ggcgccgcgc ggttactact acaagtcgaa taatggtcat 360
ggtgtgtcat gctacacaca tcgagtttcc aattccacaa cgcacgaaaa ttcccacccc 420
caaaactccc ccacttcggt taaggaatca ggattctcac aaagttcagg caggctcccg 480
ctacttttca gcgctaatct tggctc atg att tta ggc gta ccc att caa tat 533
Met Ile Leu Gly Val Pro Ile Gln Tyr
1 5
ttg ctc tat tca ttg tgg aat tgg att gtc gat acc ggt ttt gat gta 581
Leu Leu Tyr Ser Leu Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val
10 15 20 25
gca att atc ctg gtc ttg gcg ttt ttg att cca cgt atc ggc cga ctg 629
Ala Ile Ile Leu Val Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu
30 35 40
gcc atg cgt att atc aag cgg cga gtg gag tct gca gcc gat gcg gac 677
Ala Met Arg Ile Ile Lys Arg Arg Val Glu Ser Ala Ala Asp Ala Asp
45 50 55
acc act aag aac cag ctc gcg ttc gct ggc gtt ggc gtt tat atc gcg 725
Thr Thr Lys Asn Gln Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala
60 65 70
caa att gtg gcg ttt ttc atg ctt gcc gtc tcc gcg atg cag gct ttt 773
Gln Ile Val Ala Phe Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe
75 80 85
ggt ttc tct ctc gcg ggc gct gcg att ccg gca acc att gcg tca gct 821
Gly Phe Ser Leu Ala Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala
90 95 100 105
gcc att ggc ctt ggt acg cag tcg att gtt gcg gac ttc ttg gcc gga 869
Ala Ile Gly Leu Gly Thr Gln Ser Ile Val Ala Asp Phe Leu Ala Gly
110 115 120
ttt ttc atc ctg acg gaa aag caa ttc ggc gtg ggt gac tgg gtg cgt 917
Phe Phe Ile Leu Thr Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg
125 130 135
ttt gag ggc aac ggc atc gtt gtc gaa ggc acc gtc att gag atc acc 965
Phe Glu Gly Asn Gly Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr
140 145 150
atg cgc gcg acc aaa att cgc acg att gca caa gag acc gtg atc atc 1013
Met Arg Ala Thr Lys Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile
155 160 165
ccc aac tcc acg gcg aaa gtg tgc atc aac aat tct aat aac tgg tcg 1061
Pro Asn Ser Thr Ala Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser
170 175 180 185
cgt gcg gtt gtc gtt att ccg atc ccc atg ttg ggt tct gaa aac atc 1109
Arg Ala Val Val Val Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile
190 195 200
aca gat gtc atc gcg cgc tct gaa gct gcg act cgt cgc gca ctt ggc 1157
Thr Asp Val Ile Ala Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly
205 210 215
cag gag aaa atc gca ccg gaa atc ctc ggt gaa ctc gat gtg cac cca 1205
Gln Glu Lys Ile Ala Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro
220 225 230
gcc acg gaa gtc aca ccg cca acg gtg gtc ggc atg ceg tgg atg gtc 1253
Ala Thr Glu Val Thr Pro Pro Thr Val Val Gly Met Pro Trp Met Val
235 240 245
acc atg cgt ttc ctc gtg caa gtc acc gcc ggc aat caa tgg ctg gtc 1301
Thr Met Arg Phe Leu Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val
250 255 260 265
gaa cgc gcc atc cgc aca gaa atc atc aac gaa ttc tgg gaa gaa tac 1349
Glu Arg Ala Ile Arg Thr Glu Ile Ile Asn Glu Phe Trp Glu Glu Tyr
270 275 280
ggc agc gca acc act aca tcg gga acc ctc att gat tcc tta cac gtt 1397
Gly Ser Ala Thr Thr Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val
285 290 295
gag cat gaa gag cca aag acc tcg ctt atc gac gcc tcc ccc cag gct 1445
Glu His Glu Glu Pro Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala
300 305 310
ctt aag gaa ccg aag ccg gag gct gcg gcg acg gtt gca tcg cta gct 1493
Leu Lys Glu Pro Lys Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala
315 320 325
gca tcg tct aac gac gat gca gac aat gca gac gcc tcg gcg atc aat 1541
Ala Ser Ser Asn Asp Asp Ala Asp Asn Ala Asp Ala Ser Ala Ile Asn
330 335 340 345
gca ggc aat cca gag aag gaa ctt gat tcc gat gtg ctg gaa caa gaa 1589
Ala Gly Asn Pro Glu Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu
350 355 360
ctc tcc agc gaa gaa ccg gaa gaa aca gca aaa cca gat cac tct ctc 1637
Leu Ser Ser Glu Glu Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu
365 370 375
cga ggc ttc ttc cgc act gat tac tac cca aat cgg tgg cag aag atc 1685
Arg Gly Phe Phe Arg Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile
380 385 390
ctg tcg ttt ggc gga cgt gtc cgc atg agc act tcc ctg ttg ttg ggt 1733
Leu Ser Phe Gly Gly Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly
395 400 405
gcg ctg ctc ttg ctg tca cta ttt aag gtc atg act gtg gaa cca agt 1781
Ala Leu Leu Leu Leu Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser
410 415 420 425
gag aat tgg caa aac tcc agt gga tgg ctg tca cca agc act gcc acc 1829
Glu Asn Trp Gln Asn Ser Ser Gly Trp Leu Ser Pro Ser Thr Ala Thr
430 435 440
tca act gcg gtg acc acc tcc gaa act tcc gcg cca gta agc act tct 1877
Ser Thr Ala Val Thr Thr Ser Glu Thr Ser Ala Pro Val Ser Thr Ser
445 450 455
tcg atg aca gtg ccc act acg gtg gag gag acc cca acg atg gaa tct 1925
Ser Met Thr Val Pro Thr Thr Val Glu Glu Thr Pro Thr Met Glu Ser
460 465 470
agc gtc gaa acg cag cag gaa acc tca acc cct gca acc gca acg ccc 1973
Ser Val Glu Thr Gln Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro
475 480 485
cag cga gcc gac acc atc gaa ccg acc gag gaa gcc acg tcg cag gag 2021
Gln Arg Ala Asp Thr Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu
490 495 500 505
gaa acg act gcg tcg cag acg cag tct cca gca acc gcg gtt caa gag 2069
Glu Thr Thr Ala Ser Gln Thr Gln Ser Pro Ala Thr Ala Val Gln Glu
510 515 520
aca gtt gcg ccg acg tcc acc cct taggacgctg attacagacg tgtcccattt 2123
Thr Val Ala Pro Thr Ser Thr Pro
525
ctttactact attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg 2183
aaaaatttca cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat 2243
tattagtcat cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct 2303
tcggttactg ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact 2363
acgccttcaa gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg 2423
gtgcccgca 2432
<210>64
<211>529
<212>PRT
<213>谷氨酸棒杆菌
<400>64
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Thr Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Val Ser Thr Ser Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Thr Ala Val Gln Glu Thr Val Ala Pro Thr Ser Thr
515 520 525
Pro
<210>65
<211>29
<212>DNA
<213>人工序列
<220>
<223>5’-引物用于8-型突变
<400>65
tggccttggt acgcagtcga ttgttgcgg 29
<210>66
<211>29
<212>DNA
<213>人工序列
<220>
<223>3’-引物用于8-型突变
<400>66
ccgcaacaat cgactgcgta ccaaggcca 29
<210>67
<211>2131
<212>DNA
<213>柄糖蜜棒杆菌
<220>
<221>CDS
<222>(403)..(2001)
<400>67
caggacccgt ccaagccaag ccgatttcaa ctcagcctaa agacaaagcc ctcatttaaa 60
attgttccga cgcggatgcg tgtgcacgca gtgcgacaga tgtctgttgc aaagttggct 120
acttgggtca taaccaacaa gaaagccctc gttccaacac tgtggtgagt gttgtcgagg 180
gcgcttgacg agacgacttg gaaggccgtt acggcaggcg ccgcgcggtt actactacaa 240
gtcgaataat ggtcatgatg tgtcatgcta cacacatcga gtttccaatt ccacaacgca 300
cgaaaattcc cacccccaaa actcccccac ttcggttaag gaatcaggat tctcacaaag 360
ttcaggcagg ctcccgctac ttttcagcgc taatcttggc tc atg att tta ggc 414
Met Ile Leu Gly
1
gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg att gtc gat 462
Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp Ile Val Asp
5 10 15 20
acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt ttg att cca 510
Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe Leu Ile Pro
25 30 35
cgt atc ggc cga ctg gcc atg cgt att atc aag cgc cga gtg gag tct 558
Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg Arg Val Glu Ser
40 45 50
gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc gct ggc gtt 606
Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe Ala Gly Val
55 60 65
ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt gcc gtc tcc 654
Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu Ala Val Ser
70 75 80
gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg att ccg gca 702
Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala Ile Pro Ala
85 90 95 100
acc att gcg tca gct gcc att ggt ctt ggt gcg cag tcg att gtt gcg 750
Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln Ser Ile Val Ala
105 110 115
gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa ttc ggc gtg 798
Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln Phe Gly Val
120 125 130
ggt gac tgg gtg cgt ttt gag ggc aac ggc atc gtt gtt gaa ggc acc 846
Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val Glu Gly Thr
135 140 145
gtc att gag atc acc atg cgc gcg acc aaa att cgc acg att gca caa 894
Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr Ile Ala Gln
150 155 160
gag acc gtg atc atc ccc aac tcc acg gcg aaa gtg tgc atc aac aat 942
Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys Ile Asn Asn
165 170 175 180
tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc ccc atg ttg 990
Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile Pro Met Leu
185 190 195
ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa gct gcg act 1038
Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu Ala Ala Thr
200 205 210
cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc ctc ggt gaa 1086
Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile Leu Gly Glu
215 220 225
ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg gtg gtc ggc 1134
Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr Val Val Gly
230 235 240
atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc acc gcc ggc 1182
Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val Thr Ala Gly
245 250 255 260
aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc atc aac gaa 1230
Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile Ile Asn Glu
265 270 275
ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga acc ctc att 1278
Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly Thr Leu Ile
280 285 290
gat tcc tta cac gtt gcg cat gaa gag cca aag acc tcg ctt atc gac 1326
Asp Ser Leu His Val Ala His Glu Glu Pro Lys Thr Ser Leu Ile Asp
295 300 305
gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct gcg gcg acg 1374
Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala Ala Ala Thr
310 315 320
gtt gca tcg cta gct gca tcg tct aac gac gat gca gac aat gca gac 1422
Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp Asn Ala Asp
325 330 335 340
gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt gat tcc gat 1470
Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu Asp Ser Asp
345 350 355
gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa aca gca aaa 1518
Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu Thr Ala Lys
360 365 370
cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac tac cca aat 1566
Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr Tyr Pro Asn
375 380 385
cgg tgg cag aag atc ctg tcg atc ggc gga cgt gtc cgc atg agc acg 1614
Arg Trp Gln Lys Ile Leu Ser Ile Gly Gly Arg Val Arg Met Ser Thr
390 395 400
tcc ctg ctg ttg ggt gcg ctc cta ttg ctg tca ctg ttt aag gtc atg 1662
Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe Lys Val Met
405 410 415 420
act gtg gaa cca agt gag aat tgg caa aac tcc agt gga tgg ctg tca 1710
Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser Gly Trp Leu Ser
425 430 435
cca ggc act gcc acc tca act gcg gcg acc acc tcc gaa act tcc gcg 1758
Pro Gly Thr Ala Thr Ser Thr Ala Ala Thr Thr Ser Glu Thr Ser Ala
440 445 450
cca gta agc acg cct tcg atg aca gtg ccc act acg gtg gag gag acc 1806
Pro Val Ser Thr Pro Ser Met Thr Val Pro Thr Thr Val Glu Glu Thr
455 460 465
cca acg atg gaa tct agc gtc gaa acg cag cag gaa acc tca acc cct 1854
Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu Thr Ser Thr Pro
470 475 480
gca acc gca acg ccg cag cga gcc gac acc atc gaa ccg acc gag gaa 1902
Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu Pro Thr Glu Glu
485 490 495 500
gcc acg tcg cag gag gaa acg act gcg tcg cag acg cag tct cca gca 1950
Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr Gln Ser Pro Ala
505 510 515
gtg gaa gca cca acc gcg gtc caa gag aca gtt gcg ccg acg tcc acc l998
Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala Pro Thr Ser Thr
520 525 530
cct taggacgctg attacagacg tgtcccattt ctttactact attggaaatt 2051
Pro
atgagttcag acgcagaaaa ggcatccgtg gagctttccg aaaaatttca cccagaacgc 2111
acccatattt tgggcgccgt 2131
<210>68
<211>533
<212>PRT
<213>栖糖蜜棒杆菌
<400>68
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Ala His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Ile Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Gly Thr Ala Thr Ser Thr Ala Ala Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Val Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>69
<211>2131
<212>DNA
<213>栖糖蜜棒杆菌
<220>
<221>CDS
<222>(403)..(2001)
<400>69
caggacccgt ccaagccaag ccgatttcaa ctcagcctaa agacaaagcc ctcatttaaa 60
attgttccga cgcggatgcg tgtgcacgca gtgcgacaga tgtctgttgc aaagttggct 120
acttgggtca taaccaacaa gaaagccctc gttccaacac tgtggtgagt gttgtcgagg 180
gcgcttgacg agacgacttg gaaggccgtt acggcaggcg ccgcgcggtt actactacaa 240
gtcgaataat ggtcatgatg tgtcatgcta cacacatcga gtttccaatt ccacaacgca 300
cgaaaattcc cacccccaaa actcccccac ttcggttaag gaatcaggat tctcacaaag 360
ttcaggcagg ctcccgctac ttttcagcgc taatcttggc tc atg att tta ggc 414
Met Ile Leu Gly
1
gta ccc att caa tat ttg ctc tat tca ttg tgg aat tgg att gtc gat 462
Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn Trp Ile Val Asp
5 10 15 20
acc ggt ttt gat gta gca att atc ctg gtc ttg gcg ttt ttg att cca 510
Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala Phe Leu Ile Pro
25 30 35
cgt atc ggc cga ctg gcc atg cgt att atc aag cgc cga gtg gag tct 558
Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg Arg Val Glu Ser
40 45 50
gca gcc gat gcg gac acc act aag aac cag ctc gcg ttc gct ggc gtt 606
Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala Phe Ala Gly Val
55 60 65
ggc gtt tat atc gcg caa att gtg gcg ttt ttc atg ctt gcc gtc tcc 654
Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met Leu Ala Val Ser
70 75 80
gcg atg cag gct ttt ggt ttc tct ctc gcg ggc gct gcg att ccg gca 702
Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala Ala Ile Pro Ala
85 90 95 100
acc att gcg tca gct gcc att ggt ctt ggt gcg cag tcg att gtt gcg 750
Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln Ser Ile Val Ala
105 110 115
gac ttc ttg gcc gga ttt ttc atc ctg acg gaa aag caa ttc ggc gtg 798
Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys Gln Phe Gly Val
120 125 130
ggt gac tgg gtg cgt ttt gag ggc aac ggc atc gtt gtt gaa ggc acc 846
Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val Val Glu Gly Thr
135 140 145
gtc att gag atc acc atg cgc gcg acc aaa att cgc acg att gca caa 894
Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg Thr Ile Ala Gln
150 155 160
gag acc gtg atc atc ccc aac tcc acg gcg aaa gtg tgc atc aac aat 942
Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val Cys Ile Asn Asn
165 170 175 180
tct aat aac tgg tcg cgt gcg gtt gtc gtt att ccg atc ccc atg ttg 990
Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro Ile Pro Met Leu
185 190 195
ggt tct gaa aac atc aca gat gtc atc gcg cgc tct gaa gct gcg act 1038
Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser Glu Ala Ala Thr
200 205 210
cgt cgc gca ctt ggc cag gag aaa atc gca ccg gaa atc ctc ggt gaa 1086
Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu Ile Leu Gly Glu
215 220 225
ctc gat gtg cac cca gcc acg gaa gtc aca ccg cca acg gtg gtc ggc 1134
Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro Thr Val Val Gly
230 235 240
atg ccg tgg atg gtc acc atg cgt ttc ctc gtg caa gtc acc gcc ggc 1182
Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln Val Thr Ala Gly
245 250 255 260
aat caa tgg ctg gtc gaa cgc gcc atc cgc aca gaa atc atc aac gaa 1230
Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu Ile Ile Asn Glu
265 270 275
ttc tgg gaa gaa tac ggc agc gca acc act aca tcg gga acc ctc att 1278
Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser Gly Thr Leu Ile
280 285 290
gat tcc tta cac gtt gcg cat gaa gag cca aag acc tcg ctt atc gac 1326
Asp Ser Leu His Val Ala His Glu Glu Pro Lys Thr Ser Leu Ile Asp
295 300 305
gcc tcc ccc cag gct ctt aag gaa ccg aag ccg gag gct gcg gcg acg 1374
Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu Ala Ala Ala Thr
310 315 320
gtt gca tcg cta gct gca tcg tct aac gac gat gca gac aat gca gac 1422
Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala Asp Asn Ala Asp
325 330 335 340
gcc tcg gcg atc aat gca ggc aat cca gag aag gaa ctt gat tcc gat 1470
Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu Leu Asp Ser Asp
345 350 355
gtg ctg gaa caa gaa ctc tcc agc gaa gaa ccg gaa gaa aca gca aaa 1518
Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu Glu Thr Ala Lys
360 365 370
cca gat cac tct ctc cga ggc ttc ttc cgc act gat tac tac cca aat 1566
Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp Tyr Tyr Pro Asn
375 380 385
cgg tgg cag aag atc ctg tcg atc ggc gga cgt gtc cgc atg agc acg 1614
Arg Trp Gln Lys Ile Leu Ser Ile Gly Gly Arg Val Arg Met Ser Thr
390 395 400
tcc ctg ctg ttg ggt gcg ctc cta ttg ctg tca ctg ttt aag gtc atg 1662
Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu Phe Lys Val Met
405 410 415 420
act gtg gaa cta agt gag aat tgg caa aac tcc agt gga tgg ctg tca 1710
Thr Val Glu Leu Ser Glu Asn Trp Gln Asn Ser Ser Gly Trp Leu Ser
425 430 435
cca ggc act gcc acc tca act gcg gcg acc acc tcc gaa act tcc gcg 1758
Pro Gly Thr Ala Thr Ser Thr Ala Ala Thr Thr Ser Glu Thr Ser Ala
440 445 450
cca gta agc acg cct tcg atg aca gtg ccc act acg gtg gag gag acc 1806
Pro Val Ser Thr Pro Ser Met Thr Val Pro Thr Thr Val Glu Glu Thr
455 460 465
cca acg atg gaa tct agc gtc gaa acg cag cag gaa acc tca acc cct 1854
Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu Thr Ser Thr Pro
470 475 480
gca acc gca acg ccg cag cga gcc gac acc atc gaa ccg acc gag gaa 1902
Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu Pro Thr Glu Glu
485 490 495 500
gcc acg tcg cag gag gaa acg act gcg tcg cag acg cag tct cca gca 1950
Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr Gln Ser Pro Ala
505 510 515
gtg gaa gca cca acc gcg gtc caa gag aca gtt gcg ccg acg tcc acc 1998
Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala Pro Thr Ser Thr
520 525 530
cct taggacgctg attacagacg tgtcccattt ctttactact attggaaatt 2051
Pro
atgagttcag acgcagaaaa ggcatccgtg gagctttccg aaaaatttca cccagaacgc 2111
acccatattt tgggcgccgt 2131
<210>70
<211>533
<212>PRT
<213>栖糖蜜棒杆菌
<400>70
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Ala His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Ile Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Leu Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Gly Thr Ala Thr Ser Thr Ala Ala Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Val Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>71
<211>20
<212>DNA
<213>人工序列
<220>
<223>5’-引物用于66-型突变
<400>71
gactgtggaa ctaagtgaga 20
<210>72
<211>20
<212>DNA
<213>人工序列
<220>
<223>3’-引物用于66-型突变
<400>72
tctcacttag ttccacagtc 20
<210>73
<211>2592
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(548)..(2146)
<400>73
tcgagcgatc gaacaattgc ctgtgcacct gtcatccgct caggggcggc ggatcgacca 60
cggcttgcaa ccgtggcggg agtgggctgt tgagaagctg ccacattcac gactttctgg 120
ctcctttact aaataaggat tttcacagga cccgtccaag ccaagccgat ttcaactcag 180
cctaaagaca aagccctcat ttaaaattgt tccgacgcgg atgcgtgtgc acgcagtgcg 240
acagatgtct gttgcaaagt tggctacttg ggtcataacc aacaagaaag ccctcgttcc 300
aacactgtgg tgagtgttgt cgagggcgct tgacgagacg acttggaagg ccgttacggc 360
aggcgccgcg cggttactac tacaagtcga ataatggtca tggtgtgtca tgctacacac 420
atcgagtttc caattccaca acgcacgaaa attcccaccc ccaaaactcc cccacttcgg 480
ttaaggaatc aggattctca caaagttcag gcaggctccc gctacttttc agcgctaatc 540
ttggctc atg att tta ggc gta ccc att caa tat ttg ctc tat tca ttg 589
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu
1 5 10
tgg aat tgg att gtc gat acc ggt ttt gat gta gca att atc ctg gtc 637
Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val
15 20 25 30
ttg gcg ttt ttg att cca cgt atc ggc cga ctg gcc atg cgt att atc 685
Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile
35 40 45
aag cag cga gtg gag tct gca gcc gat gcg gac acc act aag aac cag 733
Lys Gln Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln
50 55 60
ctc gcg ttc gct ggc gtt ggc gtt tat atc gcg caa att gtg gcg ttt 781
Leu Ala Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe
65 70 75
ttc atg ctt gcc gtc tcc gcg atg cag gct ttt ggt ttc tct ctc gcg 829
Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala
80 85 90
ggc gct gcg att ccg gca acc att gcg tca gct gcc att ggt ctt ggt 877
Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly
95 100 105 110
gcg cag tcg att gtt gcg gac ttc ttg gcc gga ttt ttc atc ctg acg 925
Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr
115 120 125
gaa aag caa ttc ggc gtg ggt gac tgg gtg cgc ttt gag ggc aac ggc 973
Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly
130 135 140
atc gtt gtt gaa ggc acc gtc att gag atc acc atg cgc gcg acc aaa 1021
Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys
145 150 155
att cgc acg att gca caa gag acc gtg atc atc ccg aac tcc acg gcg 1069
Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala
160 165 170
aaa gtg tgc atc aac aat tct aat aac tgg tcg cgt gcg gtt gtc gtt 1117
Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val
175 180 185 190
att ccg atc ccc atg ttg ggt tct gaa aac atc aca gat gtc atc gcg 1165
Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala
195 200 205
cgc tct gaa gct gcg act cgt cgc gca ctt ggc cag gag aaa atc gca 1213
Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala
210 215 220
ccg gaa atc ctc ggt gaa ctc gat gtg cac cca gcc acg gaa gtc aca 1261
Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr
225 230 235
ccg cca acg gtg gtc ggc atg ccg tgg atg gtc acc atg cgt ttc ctc 1309
Pro Pro Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu
240 245 250
gtg caa gtc acc gcc ggc aat caa tgg ctg gtc gaa cgc gcc atc cgc 1357
Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg
255 260 265 270
aca gaa atc atc aac gaa ttc tgg gaa gaa tac ggc agc gca acc act 1405
Thr Glu Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr
275 280 285
aca tcg gga acc ctc att gat tcc tta cac gtt gag cat gaa gag cca 1453
Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro
290 295 300
aag acc tcg ctt atc gac gcc tcc ccc cag gct ctt aag gaa ccg aag 1501
Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys
305 310 315
ccg gag gct gcg gcg acg gtt gca tcg cta gct gca tcg tct aac gac 1549
Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp
320 325 330
gat gca gac aat gca gac gcc tcg gcg atc aat gca ggc aat cca gag 1597
Asp Ala Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu
335 340 345 350
aag gaa ctt gat tcc gat gtg ctg gaa caa gaa ctc tcc agc gaa gaa 1645
Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu
355 360 365
ccg gaa gaa aca gca aaa cca gat cac tct ctc cga ggc ttc ttc cgc 1693
Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg
370 375 380
act gat tac tac cca aat cgg tgg cag aag atc ctg tcg ttt ggc gga 1741
Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly
385 390 395
cgt gtc cgc atg agc act tcc ctg ttg ttg ggt gcg ctg ctc ttg ctg 1789
Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu
400 405 410
tca cta ttt aag gtc atg act gtg gaa cca agt gag aat tgg caa aac 1837
Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn
415 420 425 430
tcc agt gga tgg ctg tca tca agc act gcc acc tca act gcg gtg acc 1885
Ser Ser Gly Trp Leu Ser Ser Ser Thr Ala Thr Ser Thr Ala Val Thr
435 4404 45
acc tcc gaa act tcc gcg cca gca agc acg cct tcg atg aca gtg ccc 1933
Thr Ser Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro
450 455 460
act acg gtg gag gag acc cca acg atg gaa tct agc gtc gaa acg cag 1981
Thr Thr Val Glu Glu Thr ProThr Met Glu Ser SerVal Glu Thr Gln
465 470 475
cag gaa acc tca acc cct gca acc gca acg ccc cag cga gcc gac acc 2029
Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr
480 485 490
atc gaa ccg acc gag gaa gcc acg tcg cag gag gaa acg act gca tcg 2077
Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser
495 500 505 510
cag acg cag tct cca gca gtg gaa gca cca acc gcg gtc caa gaa aca 2125
Gln Thr Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr
515 520 525
gtt gcg ccg acg tcc acc cct taggacgctg attacagacg tgtctcattt 2176
Val Ala Pro Thr Ser Thr Pro
530
ctttactact attggaaatt atgagttcag acgcagaaaa ggcatccgtg gagctttccg 2236
aaaaatttca cccagaacgc acccatattt tgggcgccgt tgtttttggc ctgatctcat 2296
tattagtcat cggcgcagcc cctcagtacc tgttttggct gctcgcgctc cctgtcatct 2356
tcggttactg ggttctaaaa tcatccacga tcgttgatga acagggcatc accgcaaact 2416
acgccttcaa gggcaaaaag gttgtggcct gggaagacct cgcaggaatc ggattcaagg 2476
gtgcccgcac tttcgctcgc accacctccg atgcagaagt caccctcccc ggcgtcacct 2536
tcaactccct tccccgcctt gaagctgctt cccacggccg catccccgat gcgatc 2592
<210>74
<211>533
<212>PRT
<213>谷氨酸棒杆菌
<400>74
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Gln
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr IIe Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Asn Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Ala Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Ser Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Ala Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Ser Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>75
<211>22
<212>DNA
<213>人工序列
<220>
<223>5’-引物
<400>75
caattcggcg tgggtgactg gg 22
<210>76
<211>25
<212>DNA
<213>人工序列
<220>
<223>3’-引物
<400>76
gtgcggatgg cgcgttcgac cagcc 25
<210>77
<211>20
<212>DNA
<213>人工序列
<220>
<223>5’-引物用于odhA基因的N-末端片段
<400>77
ccaggcactc gtcctcggtt 20
<210>78
<211>48
<212>DNA
<213>人工序列
<220>
<223>3’-引物用于odhA基因的N-末端片段
<400>78
aggctagtgc aggactataa agaccagttc tcctaaaaat aacgtgtc 48
<210>79
<211>48
<212>DNA
<213>人工序列
<220>
<223>5’-引物用于odhA基因的C-末端片段
<400>79
gacacgttat ttttaggaga actggtcttt atagtcctgc actagcct 48
<210>80
<211>20
<212>DNA
<213>人工序列
<220>
<223>3’-引物用于odhA基因的C-末端片段
<400>80
tccatcgtgg ccaccgatcc 20
<210>81
<21l>25
<212>DNA
<213>人工序列
<220>
<223>5’-引物用于odhA破坏
<400>81
cgggatcccc accggcgtac tcgtg 25
<210>82
<211>28
<212>DNA
<213>人工序列
<220>
<223>3’-引物用于odhA破坏
<400>82
ccacggatcc ttccaatgct attggttg 28
<210>83
<211>2102
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(501)..(2099)
<400>83
ggcggatcga ccacggcttg caaccgtggc gggagtgggc tgttgagaag ctgccacatt 60
cacgactttc tggctccttt actaaataag gattttcaca ggacccgtcc aagccaagcc 120
gatttcaact cagcctaaag acaaagccct catttaaaat tgttccgacg cggatgcgtg 180
tgcacgcagt gcgacagatg tctgttgcaa agttggctac ttgggtcata accaacaaga 240
aagccctcgt tccaacactg tggtgagtgt tgtcgagggc gcttgacgag acgacttgga 300
aggccgttac ggcaggcgcc gcgcggttac tactacaagt cgaataatgg tcatggtgtg 360
tcatgctaca cacatcgagt ttccaattcc acaacgcacg aaaattccca cccccaaaac 420
tcccccactt cggttaagga atcaggattc tcacaaagtt caggcaggct cccgctactt 480
ttcagcgcta atcttggctc atg att tta ggc gta ccc att caa tat ttg ctc 533
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu
1 5 10
tat tca ttg tgg aat tgg att gtc gat acc ggt ttt gat gta gca att 581
Tyr Ser Leu Trp Asn Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile
15 20 25
atc ctg gtc ttg gcg ttt ttg att cca cgt atc ggc cga ctg gcc atg 629
Ile Leu Val Leu Ala Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met
30 35 40
cgt att atc aag cgc cga gtg gag tct gca gcc gat gcg gac acc act 677
Arg Ile Ile Lys Arg Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr
45 50 55
aag aac cag ctc gcg ttc gcc ggc gtt ggc gtt tat atc gcg caa att 725
Lys Asn Gln Leu Ala Phe Ala Gly Val Gly Val TyrIle Ala Gln Ile
60 65 70 75
gtg gcg ttt ttc atg ctt gcc gtc tcc gcg atg cag gct ttt ggt ttc 773
Val Ala Phe Phe Met Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe
80 85 90
tct ctc gcg ggc gct gcg att ccg gca acc att gcg tca gct gcc att 821
Ser Leu Ala Gly Ala Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile
95 100 105
ggc ctt ggt gcg cag tcg att gtt gcg gac ttc ttg gcc gga ttt ttc 869
Gly Leu Gly Ala Gln Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe
110 115 120
atc ctg acg gaa aag caa ttc ggc gtg ggt gac tgg gtg cgt ttt gag 917
Ile Leu Thr Glu Lys Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu
125 130 135
ggc aac ggc atc gtt gtc gaa ggc acc gtc att gag atc acc atg cgc 965
Gly Asn Gly Ile Val Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg
140 145 150 155
gcg acc aaa att cgc acg att gca caa gag acc gtg atc atc ccc aac 1013
Ala Thr Lys Ile Arg Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn
160 165 170
tcc acg gcg aaa gtg tgc atc aac aat tct aat aac tgg tcg cgt gcg 1061
Ser Thr Ala Lys Val Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala
175 180 185
gtt gtc gtt att ccg atc ccc atg ttg ggt tct gaa aac atc aca gat 1109
Val Val Val Ile Pro Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp
190 195 200
gtc atc gcg cgc tct gaa gct gcg act cgt cgc gca ctt ggc cag gag 1157
Val Ile Ala Arg Ser Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu
205 210 215
aaa atc gca ccg gaa atc ctc ggt gaa ctc gat gtg cac cca gcc acg 1205
Lys Ile Ala Pro Glu Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr
220 225 230 235
gaa gtc acg ccg cca acg gtg gtc ggc atg ccg tgg atg gtc acc atg 1253
Glu Val Thr Pro Pro Thr Val Val Gly Met Pro Trp Met Val Thr Met
240 245 250
cgt ttc ctc gtg caa gtc acc gcc ggc aat caa tgg ctg gtc gaa cgc 1301
Arg Phe Leu Val Gln Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg
255 260 265
gcc atc cgc aca gaa atc atc agc gaa ttc tgg gaa gaa tac ggc agc 1349
Ala Ile Arg Thr Glu Ile Ile Ser Glu Phe Trp Glu Glu Tyr Gly Ser
270 275 280
gca acc act aca tcg gga acc ctc att gat tcc tta cac gtt gag cat 1397
Ala Thr Thr Thr Ser Gly Thr Leu Ile Asp Ser Leu His Val Glu His
285 290 295
gaa gag cca aag acc tcg ctt atc gac gcc tcc ccc cag gct ctt aag 1445
Glu Glu Pro Lys Thr Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys
300 305 310 315
gaa ccg aag ccg gag gct gcg gcg acg gtt gca tcg cta gct gca tcc 1493
Glu Pro Lys Pro Glu Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser
320 325 330
tct aac gac gat gca gac aat gca gac gcc tcg gtg atc aat gca ggc 1541
Ser Asn Asp Asp Ala Asp Asn Ala Asp Ala Ser Val Ile Asn Ala Gly
335 340 345
aat cca gag aag gaa ctt gat tcc gat gtg ctg gaa caa gaa ctc tcc 1589
Asn Pro Glu Lys Glu Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser
350 355 360
agc gaa gaa ccg gaa gaa aca gca aaa cca gat cac tct ctc cga ggc 1637
Ser Glu Glu Pro Glu Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly
365 370 375
ttc ttc cgc act gat tac tac cca aat cgg tgg cag aag atc ctg tcg 1685
Phe Phe Arg Thr Asp Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser
380 385 390 395
ttt ggc gga cgt gtc cgc atg agc acg tcc ctg ttg ttg ggt gcg ctg 1733
Phe Gly Gly Arg Val Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu
400 405 410
ctc ttg ctg tca cta ttt aag gtc atg act gtg gaa cca agt gag aat 1781
Leu Leu Leu Ser Leu Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn
415 420 425
tgg caa aac tcc agt gga tgg ctg tca cca agc act gcc acc tca act 1829
Trp Gln Asn Ser Ser Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr
430 435 440
gcg gtg acc acc tcc gaa act tcc gcg cca gta agc acg cct tcg atg 1877
Ala Val Thr Thr Ser Glu Thr Ser Ala Pro Val Ser Thr Pro Ser Met
445 450 455
aca gtg ccc act acg gtg gag gag acc cca acg atg gaa tct aac gtc 1925
Thr Val Pro Thr Thr Val Glu Glu Thr Pro Thr Met Glu Ser Asn Val
460 465 470 475
gaa acg cag cag gaa acc tca acc cct gca acc gca acg ccc cag cga 1973
Glu Thr Gln Gln Glu Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg
480 485 490
gcc gac acc atc gaa ccg acc gag gaa gcc acg tcg cag gag gaa acg 2021
Ala Asp Thr Ile Glu Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr
495 500 505
act gcg tcg cag acg cag tct cca gca gtg gaa gca cca acc gcg gtc 2069
Thr Ala Ser Gln Thr Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val
510 515 520
caa gag aca gtt gcg ccg acg tcc acc cct tag 2102
Gln Glu Thr Val Ala Pro Thr Ser Thr Pro
525 530
<210>84
<211>533
<212>PRT
<213>谷氨酸棒杆菌
<400>84
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Arg
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Ser Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Glu His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Val Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Phe Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Ser Thr Ala Thr Ser Thr Ala Val Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Val Ser Thr Pro Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu.Ser Ash Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Val Glu Ala Pro Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>85
<211>533
<212>PRT
<213>谷氨酸棒杆菌
<220>
<221>MISC_FEATURE
<222>(48),(275),(298),(343),(396),(438),(445),(454),(457),(474),(517)..(520)
<223>Xaa=任何氨基酸
<400>85
Met Ile Leu Gly Val Pro Ile Gln Tyr Leu Leu Tyr Ser Leu Trp Asn
1 5 10 15
Trp Ile Val Asp Thr Gly Phe Asp Val Ala Ile Ile Leu Val Leu Ala
20 25 30
Phe Leu Ile Pro Arg Ile Gly Arg Leu Ala Met Arg Ile Ile Lys Xaa
35 40 45
Arg Val Glu Ser Ala Ala Asp Ala Asp Thr Thr Lys Asn Gln Leu Ala
50 55 60
Phe Ala Gly Val Gly Val Tyr Ile Ala Gln Ile Val Ala Phe Phe Met
65 70 75 80
Leu Ala Val Ser Ala Met Gln Ala Phe Gly Phe Ser Leu Ala Gly Ala
85 90 95
Ala Ile Pro Ala Thr Ile Ala Ser Ala Ala Ile Gly Leu Gly Ala Gln
100 105 110
Ser Ile Val Ala Asp Phe Leu Ala Gly Phe Phe Ile Leu Thr Glu Lys
115 120 125
Gln Phe Gly Val Gly Asp Trp Val Arg Phe Glu Gly Asn Gly Ile Val
130 135 140
Val Glu Gly Thr Val Ile Glu Ile Thr Met Arg Ala Thr Lys Ile Arg
145 150 155 160
Thr Ile Ala Gln Glu Thr Val Ile Ile Pro Asn Ser Thr Ala Lys Val
165 170 175
Cys Ile Asn Asn Ser Asn Asn Trp Ser Arg Ala Val Val Val Ile Pro
180 185 190
Ile Pro Met Leu Gly Ser Glu Asn Ile Thr Asp Val Ile Ala Arg Ser
195 200 205
Glu Ala Ala Thr Arg Arg Ala Leu Gly Gln Glu Lys Ile Ala Pro Glu
210 215 220
Ile Leu Gly Glu Leu Asp Val His Pro Ala Thr Glu Val Thr Pro Pro
225 230 235 240
Thr Val Val Gly Met Pro Trp Met Val Thr Met Arg Phe Leu Val Gln
245 250 255
Val Thr Ala Gly Asn Gln Trp Leu Val Glu Arg Ala Ile Arg Thr Glu
260 265 270
Ile Ile Xaa Glu Phe Trp Glu Glu Tyr Gly Ser Ala Thr Thr Thr Ser
275 280 285
Gly Thr Leu Ile Asp Ser Leu His Val Xaa His Glu Glu Pro Lys Thr
290 295 300
Ser Leu Ile Asp Ala Ser Pro Gln Ala Leu Lys Glu Pro Lys Pro Glu
305 310 315 320
Ala Ala Ala Thr Val Ala Ser Leu Ala Ala Ser Ser Asn Asp Asp Ala
325 330 335
Asp Asn Ala Asp Ala Ser Xaa Ile Asn Ala Gly Asn Pro Glu Lys Glu
340 345 350
Leu Asp Ser Asp Val Leu Glu Gln Glu Leu Ser Ser Glu Glu Pro Glu
355 360 365
Glu Thr Ala Lys Pro Asp His Ser Leu Arg Gly Phe Phe Arg Thr Asp
370 375 380
Tyr Tyr Pro Asn Arg Trp Gln Lys Ile Leu Ser Xaa Gly Gly Arg Val
385 390 395 400
Arg Met Ser Thr Ser Leu Leu Leu Gly Ala Leu Leu Leu Leu Ser Leu
405 410 415
Phe Lys Val Met Thr Val Glu Pro Ser Glu Asn Trp Gln Asn Ser Ser
420 425 430
Gly Trp Leu Ser Pro Xaa Thr Ala Thr Ser Thr Ala Xaa Thr Thr Ser
435 440 445
Glu Thr Ser Ala Pro Xaa Ser Thr Xaa Ser Met Thr Val Pro Thr Thr
450 455 460
Val Glu Glu Thr Pro Thr Met Glu Ser Xaa Val Glu Thr Gln Gln Glu
465 470 475 480
Thr Ser Thr Pro Ala Thr Ala Thr Pro Gln Arg Ala Asp Thr Ile Glu
485 490 495
Pro Thr Glu Glu Ala Thr Ser Gln Glu Glu Thr Thr Ala Ser Gln Thr
500 505 510
Gln Ser Pro Ala Xaa Xaa Xaa Xaa Thr Ala Val Gln Glu Thr Val Ala
515 520 525
Pro Thr Ser Thr Pro
530
<210>86
<211>1550
<212>DNA
<213>谷氨酸棒杆菌
<220>
<221>CDS
<222>(585)..(1121)
<400>86
gcattgatgt tgaggtccac gacaatgcag atgcttacat ccgcaatggt ggcgaaactg 60
tcggcatgct ggtttctgaa ggtgcagaga agattgccag cggcagcggc gctgtcatcc 120
cggacgcatc cgcagagttt tccgcacgcg tgttgtctgc cgagtaccgc accaacactc 180
ttaccggcca gcgttttatc cacgcaacag ttgatggcct cttcgctttt gatgtgtgcc 240
ttcctgatgc accagaacta cctgcccgtg acagcgtgtt gtctggcaaa gtcatgctga 300
ctgctgccgt tatccccact gaggtcaccg gctgcggtgg ctccggtggc ggctgtggct 360
caggtagctg tggctgcggc ggacactaaa attctgcaca attttttaag aggaccccag 420
ctccggggtc cttttccatt ttttacccag tacttgaaac gtgatatatg tctattctga 480
aaatcatcgc atagaatact ggtgcaatcg tttacgttcg ctattaatgt gacacgtata 540
agccgacact tttaacgaag cgcagaagga gtgagagcaa gaaa atg gga gaa caa 596
Met Gly Glu Gln
1
ctt ccg ttt gct aat ggt tca cgc tcc aac aaa ctg ccg ctc atc gtc 644
Leu Pro Phe Ala Asn Gly Ser Arg Ser Asn Lys Leu Pro Leu Ile Val
5 10 15 20
atc ggt ttg tgc tgc ata atg ctg atc ctg tgg ctt aaa ctt ccc ggc 692
Ile Gly Leu Cys Cys Ile Met Leu Ile Leu Trp Leu Lys Leu Pro Gly
25 30 35
gta ctg ctt gcc acc atc att ggg gtt gcc acg gtg agt gtg atg cgg 740
Val Leu Leu Ala Thr Ile Ile Gly Val Ala Thr Val Ser Val Met Arg
40 45 50
atg cgc acc tcc acc cca gaa act gcc tcg ctg gtt act tct att cgg 788
Met Arg Thr Ser Thr Pro Glu Thr Ala Ser Leu Val Thr Ser Ile Arg
55 60 65
ctg tct gcg gaa gat att tcc gat gtg caa cat gag tgg cag cag ttt 836
Leu Ser Ala Glu Asp Ile Ser Asp Val Gln His Glu Trp Gln Gln Phe
70 75 80
ttg acc tcc ccc gag gcc gat gcg ctg gct gat cgc acg ctt gtc cgt 884
Leu Thr Ser Pro Glu Ala Asp Ala Leu Ala Asp Arg Thr Leu Val Arg
85 90 95 100
ccc gca ctg gcg gat cca gat tgt ggc gat aag gct atc gag aaa ttt 932
Pro Ala Leu Ala Asp Pro Asp Cys Gly Asp Lys Ala Ile Glu Lys Phe
105 110 115
cat tat gaa atc agc aat gcc aat cgc ttc ttg ggc agg ttg gac gct 980
His Tyr Glu Ile Ser Asn Ala Asn Arg Phe Leu Gly Arg Leu Asp Ala
120 125 130
cgt ctg caa caa aac ctc gtg gtc agt gag cta gaa aca ctt ctc aaa 1028
Arg Leu Gln Gln Asn Leu Val Val Ser Glu Leu Glu Thr Leu Leu Lys
135 140 145
gta acg gac gag cgc gca cta gag ctg cgg gaa acg tgg ctg gat gcg 1076
Val Thr Asp Glu Arg Ala Leu Glu Leu Arg Glu Thr Trp Leu Asp Ala
150 155 160
cgt aaa gcg gcc cag aaa ctt ggg ccg aac tac aat cgc gaa tct 1121
Arg Lys Ala Ala Gln Lys Leu Gly Pro Asn Tyr Asn Arg Glu Ser
165 170 175
tagatctgca cctcaccgag tgcgatgatg gcgcttgggc cggtgagtgt ggagccgtcg 1181
tcaaatatct ggacttctac ttccccacct ggaacgcaca ctttaactgt gccttctccc 1241
aatccagcat cagctaaagc agcacacgct gcagcaacgg ttcccgtgcc acaggagcgg 1301
gtttcgccca ctccgcgttc ccacacgcgc atcgatactg cgtcatcttc taattctgtg 1361
acgatttcta cgttcacacc gtgggggaag aattcctgat caaacgtggg tgcgcgcagt 1421
tccatatcgg caagagccga cgcacttaag cccggcacaa cgcacgctag gtgtgggtta 1481
cccatatcaa cgccaaggcc agcgaatact tggccgttga tgtcgcaggt ggataatccc 1541
gtgacgtca 1550
<210>87
<211>179
<212>PRT
<213>谷氨酸棒杆菌
<400>87
Met Gly Glu Gln Leu Pro Phe Ala Asn Gly Ser Arg Ser Asn Lys Leu
1 5 10 15
Pro Leu Ile Val Ile Gly Leu Cys Cys Ile Met Leu Ile Leu Trp Leu
20 25 30
Lys Leu Pro Gly Val Leu Leu Ala Thr Ile Ile Gly Val Ala Thr Val
35 40 45
Ser Val Met Arg Met Arg Thr Ser Thr Pro Glu Thr Ala Ser Leu Val
50 55 60
Thr Ser Ile Arg Leu Ser Ala Glu Asp Ile Ser Asp Val Gln His Glu
65 70 75 80
Trp Gln Gln Phe Leu Thr Ser Pro Glu Ala Asp Ala Leu Ala Asp Arg
85 90 95
Thr Leu Val Arg Pro Ala Leu Ala Asp Pro Asp Cys Gly Asp Lys Ala
100 105 110
Ile Glu Lys Phe His Tyr Glu Ile Ser Asn Ala Asn Arg Phe Leu Gly
115 120 125
Arg Leu Asp Ala Arg Leu Gln Gln Asn Leu Val Val Ser Glu Leu Glu
130 135 140
Thr Leu Leu Lys Val Thr Asp Glu Arg Ala Leu Glu Leu Arg Glu Thr
145 150 155 160
Trp Leu Asp Ala Arg Lys Ala Ala Gln Lys Leu Gly Pro Asn Tyr Asn
165 170 175
Arg Glu Ser
<210>88
<211>28
<212>DNA
<213>人工序列
<220>
<223>5’-引物
<400>88
ggagatctgc attgatgttg aggtccac 28
<210>89
<211>39
<212>DNA
<213>人工序列
<220>
<223>3’-引物
<400>89
cggtgaggtg cagatctatt ctcccatttt cttgctctc 39
<210>90
<211>39
<212>DNA
<213>人工序列
<220>
<223>5’-引物
<400>90
gagagcaaga aaatgggaga atagatctgc acctcaccg 39
<210>91
<211>28
<212>DNA
<213>人工序列
<220>
<223>3’-引物
<400>91
ggagatcttg acgtcacggg attatcca 28
Claims (15)
1.具有产生L-谷氨酸的能力的棒状杆菌型细菌,其中所述的棒状杆菌型细菌通过使用yggB基因修饰,因此该菌株产生L-谷氨酸的能力与所述棒状杆菌型细菌的未修饰的菌株相比得到增强,其中所述棒状杆菌型细菌经修饰以通过增加yggB基因的拷贝数来增强yggB基因的表达,其中所述棒状杆菌型细菌属于谷氨酸棒杆菌或乳发酵短杆菌,
其中所述的yggB基因编码选自下组的蛋白质:
(A)由选自下组的氨基酸序列组成的蛋白质:SEQ ID NO:6、62、68、84和85。
2.根据权利要求1的棒状杆菌型细菌,其中所述的yggB基因选自下组:
(a)DNA,其由SEQ ID No:5的核苷酸1437至3035组成,
(c)DNA,其由SEQ ID No:61的核苷酸507至2093组成,
(e)DNA,其由SEQ ID No:67的核苷酸403至2001组成,
(g)DNA,其由SEQ ID No:83的核苷酸501至2099组成。
3.具有产生L-谷氨酸的能力的棒状杆菌型细菌,其中所述棒状杆菌型细菌通过使用yggB基因而被修饰使得所述菌株的产生L-谷氨酸的能力与所述棒状杆菌型细菌的未修饰的菌株相比增强,其中通过引入突变型yggB基因修饰所述棒状杆菌型细菌,其中所述棒状杆菌型细菌属于谷氨酸棒杆菌或乳发酵短杆菌,而且
其中所述突变型yggB基因具有选自下组的突变:
(i)将插入序列或转座子插入编码SEQ ID NO:6、68、84或85的氨基酸419-533,或SEQ ID NO:62的氨基酸419-529的区域中,
(ii)编码SEQ ID NO:6、68、84或85的氨基酸419-533,或SEQ ID NO:62的氨基酸419-529的区域中的缺失,
(iii)导致以另外的氨基酸置换在编码SEQ ID NO:6、68、84或85的氨基酸419-533,或SEQ ID NO:62的氨基酸419-529的区域中的脯氨酸的突变,和
(iv)导致在选自下组的跨膜编码区中一个或多个氨基酸的取代、缺失、添加、插入或倒位的突变:SEQ ID NO:6、62、68、84或85的氨基酸1-23、氨基酸25-47、氨基酸62-84、氨基酸86-108和氨基酸110-132。
4.根据权利要求3的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,其导致以另外的氨基酸置换在SEQ ID NO:6、62、68、84或85中位置424的脯氨酸和/或位置437的脯氨酸。
5.根据权利要求3的棒状杆菌型细菌,其中引入所述突变(iv)不引起移码。
6.根据权利要求3的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,其导致用另外的氨基酸置换在SEQ ID NO:6、62、68、84或85中位置100的丙氨酸和/或位置111的丙氨酸。
7.根据权利要求3的棒状杆菌型细菌,其中所述突变型yggB基因具有突变,其导致在SEQ ID NO:6、62、68、84或85中位置14的亮氨酸和位置15的色氨酸之间插入至少一个氨基酸。
8.根据权利要求3的棒状杆菌型细菌,其中所述突变型yggB选自下组:
(a)编码SEQ ID NO:8的氨基酸序列的基因,
(c)编码SEQ ID NO:20的氨基酸序列的基因,
(e)编码SEQ ID NO:22的氨基酸序列的基因,
(g)编码SEQ ID NO:24的氨基酸序列的基因,
(i)编码SEQ ID NO:64的氨基酸序列的基因,
(k)编码SEQ ID NO:70的氨基酸序列的基因,
(m)编码SEQ ID NO:74的氨基酸序列的基因。
9.根据权利要求3的棒状杆菌型细菌,其中通过引入所述突变型yggB基因增加所述菌株对L-谷氨酸类似物的抗性。
10.根据权利要求3的棒状杆菌型细菌,其中所述棒状杆菌型细菌被进一步修饰以使抑制所述突变yggB基因的功能的symA基因失活。
11.根据权利要求10的棒状杆菌型细菌,其中所述symA基因为由SEQID No:86的核苷酸585至1121组成的DNA。
12.根据权利要求1的棒状杆菌型细菌,其中所述棒状杆菌型细菌被进一步修饰因而减少α-酮戊二酸脱氢酶活性。
13.产生L-谷氨酸的方法,其包括
在培养基中培养根据权利要求1至12中任一项的棒状杆菌型细菌,以引起L-谷氨酸在培养基或细菌中的积累,以及
从培养基或细菌中收集L-谷氨酸。
14.突变型yggB基因,其选自下组:
(a)编码SEQ ID NO:8的氨基酸序列的基因,
(c)编码SEQ ID NO:20的氨基酸序列的基因,
(e)编码SEQ ID NO:22的氨基酸序列的基因,
(g)编码SEQ ID NO:24的氨基酸序列的基因,
(i)编码SEQ ID NO:64的氨基酸序列的基因,
(k)编码SEQ ID NO:70的氨基酸序列的基因,
(m)编码SEQ ID NO:74的氨基酸序列的基因。
15.产生棒状杆菌型细菌的方法,其包括:
(a)将编码α-酮戊二酸脱氢酶的基因有缺陷的棒状杆菌型细菌接种到含有不少于30μg/L的生物素的培养基中,和
(b)选择能够在培养基中引起L-谷氨酸积累的菌株,
其中所述菌株为权利要求4至12中任一项的棒状杆菌型细菌。
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JP2012165765A (ja) | 2012-09-06 |
CN103468758B (zh) | 2015-10-28 |
KR101233739B1 (ko) | 2013-02-18 |
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CN103468758A (zh) | 2013-12-25 |
KR20070097557A (ko) | 2007-10-04 |
KR100948246B1 (ko) | 2010-03-18 |
BRPI0519410A2 (pt) | 2009-01-20 |
PE20060952A1 (es) | 2006-09-20 |
CN101090911A (zh) | 2007-12-19 |
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BR122020021800B1 (pt) | 2021-05-04 |
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AU2005320486B2 (en) | 2009-08-13 |
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