JP2014082947A - アミノ酸変性ルシフェリンおよびその用途 - Google Patents
アミノ酸変性ルシフェリンおよびその用途 Download PDFInfo
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- JP2014082947A JP2014082947A JP2012231787A JP2012231787A JP2014082947A JP 2014082947 A JP2014082947 A JP 2014082947A JP 2012231787 A JP2012231787 A JP 2012231787A JP 2012231787 A JP2012231787 A JP 2012231787A JP 2014082947 A JP2014082947 A JP 2014082947A
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- Japan
- Prior art keywords
- seq
- gly
- luciferin
- amino acid
- phe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- JOCBASBOOFNAJA-UHFFFAOYSA-N N-tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid Chemical compound OCC(CO)(CO)NCCS(O)(=O)=O JOCBASBOOFNAJA-UHFFFAOYSA-N 0.000 description 1
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Abstract
【解決手段】 1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸が付加されたルシフェリン又はルシフェリン誘導体を含む、ルシフェラーゼ基質。下記の式(I)で表される化合物。
【化1】
(式中、R1は、1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸である)
【選択図】 なし
Description
(1)1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸が付加されたルシフェリン又はルシフェリン誘導体を含む、ルシフェラーゼ発光基質。
(2)1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸が付加されたルシフェリン誘導体が、下記の式(I)で表される(1)記載のルシフェラーゼ発光基質。
(3)R1がGly-Pro-Met-Asp-(配列番号1)、Phe-Thr-Val-Gly-(配列番号2)、Leu-Gln-Lys-Gln-(配列番号3)、Phe-Leu-Gly-Lys-(配列番号4)、Phe-Val-Ala-Pro-(配列番号5)、Pro-Phe-His-Leu-(配列番号6)、Gly-Asn-Gln-Trp-(配列番号7)、Met-Gly-Lys-Gly-(配列番号8)、およびVal-Gln-Ser-Lys-(配列番号9)からなる群より選択される(2)記載のルシフェラーゼ発光基質。
(4)下記の式(I)で表される化合物。
(5)(1)〜(3)いずれか記載のルシフェラーゼ発光基質を含む検体と、ルシフェラーゼと反応させ、発光を検出することを特徴とする、ルシフェラーゼ発光基質の検出方法。
アミノ酸は、アラニン、バリン、ロイシン、イソロイシン、メチオニン、トリプトファン、フェニルアラニン、プロリン、セリン、トレオニン、システイン、チロシン、アスパラギン、グルタミン、リシン、ヒスチジン、アルギニン、アスパラギン酸、グルタミン酸などのアミノ酸を例示することができるが、これらに限定されることはない。また、アミノ酸は、L体、D体、ラセミ体のいずれであってもよい。
R1については、上述した。
これらの化合物のアミノ基の保護基としては、tert-ブトキシカルボニル基(Boc)、ベンジルオキシカルボニル基(Z)、9-フルオレニルメチルオキシカルボニル基(Fmoc)などを例示することができる。
これらの有機溶媒は、単独で又は2種以上を混合して用いることができる。
〔製造例1〕
Phe-Leu-Gly-Lys-アミノルシフェリンの合成スキームを以下に示す。
下記の表1の発光試薬を調製した。ルシフェラーゼは、プロメガ社製、QuantiLum(TM) Recombinant Luciferaseを用いた。
配列番号1は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号2>
配列番号2は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号3>
配列番号3は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号4>
配列番号4は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号5>
配列番号5は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号6>
配列番号6は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号7>
配列番号7は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号8>
配列番号8は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
<配列番号9>
配列番号9は、式(I)で表される化合物中のR1の基の一例であるアミノ酸配列を示す。
Claims (5)
- 1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸が付加されたルシフェリン又はルシフェリン誘導体を含む、ルシフェラーゼ発光基質。
- 1個のアミノ酸(但し、グリシンは除く)又は2〜4個のアミノ酸からなるオリゴアミノ酸が付加されたルシフェリン誘導体が、下記の式(I)で表される請求項1記載のルシフェラーゼ発光基質。
- R1が、Gly-Pro-Met-Asp-(配列番号1)、Phe-Thr-Val-Gly-(配列番号2)、Leu-Gln-Lys-Gln-(配列番号3)、Phe-Leu-Gly-Lys-(配列番号4)、Phe-Val-Ala-Pro-(配列番号5)、Pro-Phe-His-Leu-(配列番号6)、Gly-Asn-Gln-Trp-(配列番号7)、Met-Gly-Lys-Gly-(配列番号8)、およびVal-Gln-Ser-Lys-(配列番号9)からなる群より選択される請求項2記載のルシフェラーゼ発光基質。
- 下記の式(I)で表される化合物。
- 請求項1〜3いずれか記載のルシフェラーゼ発光基質を含む検体と、ルシフェラーゼと反応させ、発光を検出することを特徴とする、ルシフェラーゼ発光基質の検出方法。
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JP7255828B2 (ja) | 2020-06-29 | 2023-04-11 | 国立大学法人電気通信大学 | 新規複素環式化合物及びその塩、並びに、発光基質組成物 |
CN115996914A (zh) * | 2020-06-29 | 2023-04-21 | 国立大学法人电气通信大学 | 新型杂环化合物及其盐、以及发光底物组合物 |
US11807612B2 (en) | 2020-06-29 | 2023-11-07 | The University Of Electro-Communications | Heterocyclic compound and salt thereof, and luminescent substrate composition |
CN115996914B (zh) * | 2020-06-29 | 2024-06-07 | 国立大学法人电气通信大学 | 新型杂环化合物及其盐、以及发光底物组合物 |
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