KR102295590B1 - 활성화 당쇄 유도체의 제조방법 및 활성화 당쇄 유도체 - Google Patents
활성화 당쇄 유도체의 제조방법 및 활성화 당쇄 유도체 Download PDFInfo
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- KR102295590B1 KR102295590B1 KR1020147030646A KR20147030646A KR102295590B1 KR 102295590 B1 KR102295590 B1 KR 102295590B1 KR 1020147030646 A KR1020147030646 A KR 1020147030646A KR 20147030646 A KR20147030646 A KR 20147030646A KR 102295590 B1 KR102295590 B1 KR 102295590B1
- Authority
- KR
- South Korea
- Prior art keywords
- sugar chain
- group
- asparagine
- compound
- sugar
- 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.)
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- 235000000346 sugar Nutrition 0.000 claims abstract description 538
- 150000001875 compounds Chemical class 0.000 claims abstract description 214
- 230000003213 activating effect Effects 0.000 claims abstract description 107
- 238000000034 method Methods 0.000 claims abstract description 91
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 50
- 125000004433 nitrogen atom Chemical group N* 0.000 claims abstract description 48
- 125000003277 amino group Chemical group 0.000 claims abstract description 30
- 125000000979 2-amino-2-oxoethyl group Chemical group [H]C([*])([H])C(=O)N([H])[H] 0.000 claims abstract description 23
- 230000008569 process Effects 0.000 claims abstract description 23
- 125000000613 asparagine group Chemical group N[C@@H](CC(N)=O)C(=O)* 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims description 128
- DCXYFEDJOCDNAF-UHFFFAOYSA-N Asparagine Natural products OC(=O)C(N)CC(N)=O DCXYFEDJOCDNAF-UHFFFAOYSA-N 0.000 claims description 86
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- 235000009582 asparagine Nutrition 0.000 claims description 86
- DCXYFEDJOCDNAF-REOHCLBHSA-N L-asparagine Chemical compound OC(=O)[C@@H](N)CC(N)=O DCXYFEDJOCDNAF-REOHCLBHSA-N 0.000 claims description 68
- SQVRNKJHWKZAKO-UHFFFAOYSA-N beta-N-Acetyl-D-neuraminic acid Natural products CC(=O)NC1C(O)CC(O)(C(O)=O)OC1C(O)C(O)CO SQVRNKJHWKZAKO-UHFFFAOYSA-N 0.000 claims description 39
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- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 36
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- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 19
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 17
- 230000032050 esterification Effects 0.000 claims description 17
- 238000005886 esterification reaction Methods 0.000 claims description 17
- 125000005843 halogen group Chemical group 0.000 claims description 17
- 229910052740 iodine Inorganic materials 0.000 claims description 17
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- ZWTYUDFYRAHEEY-UHFFFAOYSA-N [3-(2,6-dichlorobenzoyl)oxyphenyl]boronic acid Chemical compound OB(O)C1=CC=CC(OC(=O)C=2C(=CC=CC=2Cl)Cl)=C1 ZWTYUDFYRAHEEY-UHFFFAOYSA-N 0.000 claims description 11
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Abstract
〔해결수단〕 당쇄 아스파라긴 구조를 갖는 화합물을 원료로 당쇄의 환원 말단에 아스파라긴 측쇄 유래의 질소 원자가 결합한 상태를 보유하도록 당쇄를 당쇄 펩티드로부터 절단하고 상기 당쇄의 환원 말단과 상기 질소 원자와의 사이의 공유결합뿐만 아니라 β입체배치도 보유한 채, 상기 질소 원자에 활성화기를 도입하여 β선택성이 높은 활성화기를 갖는 당쇄 화합물을 제조하는 방법을 제공한다. 또한, 본 발명의 화합물로, β-아노머인, 신규 활성화기를 갖는 당쇄 화합물을 제공한다.
Description
〔도 2〕도 2는 본 발명의 합성도식을 나타내는 반응식이다.
〔도 3〕도 3은 종래 기술의 방법으로 합성한 아시알로 당쇄-NH-AcBr의 1H-NMR스펙트럼이다.
〔도 4〕도 4는 본 발명의 방법으로 합성한 아시알로 당쇄-NH-AcBr의 1H-NMR스펙트럼이다.
Claims (17)
- 하기 식(1a)로 나타내는 화합물의 제조방법으로서:
G-NH-CO-CH2-Y1 (1a)
(여기서, G는 당쇄를 나타내고, Y1은 활성화기를 나타내며, G와 NH는 상기 당쇄의 환원 말단에 NH의 질소 원자가 β형의 입체배치가 되도록 결합해 있다)
이하의 공정(a)∼(b)을 포함하며:
(a) 하기 식(2)로 나타내는 당쇄 아스파라긴 구조를 갖는 화합물에 대해서, 염기성 조건하에서 당쇄 아스파라긴 가수분해효소를 작용시켜,
G-Asn (2)
(여기서, G는 당쇄를 나타내고, Asn은 아스파라긴을 나타내며, G와 Asn은 상기 당쇄의 환원 말단에 상기 아스파라긴 측쇄의 질소 원자가 β형의 입체배치가 되도록 결합해 있다)
하기 식(3)으로 나타내는 화합물을 얻는 공정:
G-NH2 (3)
(여기서, G는 당쇄를 나타내고, NH2는 아미노기를 나타내며, G와 NH2는 상기 당쇄의 환원 말단에 상기 아스파라긴 측쇄의 질소 원자 유래의 질소 원자가 β형의 입체배치가 되도록 결합해 있다);
(b) 공정(a)에서 얻은 상기 식(3)으로 나타내는 화합물과 하기 식(4)로 나타내는 화합물을 반응시키는 공정:
L1-CO-CH2-Y1 (4)
(여기서 L1은 이탈기이고, Y1은 활성화기이다);
상기 공정(a)가 0℃∼10℃의 온도 조건하에서 수행되는,
제조방법. - 하기 식(1b)로 나타내는 화합물의 제조방법으로서:
G-NH-CO-CH2-Y2 (1b)
(여기서, G는 당쇄를 나타내고, Y2는 활성화기를 나타내며, G와 NH는 상기 당쇄의 환원 말단에 NH의 질소 원자가 β형의 입체배치가 되도록 결합하고 있다)
이하의 공정(a)∼(c)을 포함하며:
(a) 하기 식(2)로 나타내는 당쇄 아스파라긴 구조를 갖는 화합물에 대해서 염기성 조건하에 있어서 당쇄 아스파라긴 가수분해효소를 작용시켜,
G-Asn (2)
(여기서, G는 당쇄를 나타내고, Asn은 아스파라긴을 나타내며, G와 Asn은 상기 당쇄의 환원 말단에 상기 아스파라긴 측쇄의 질소 원자가 β형의 입체배치가 되도록 결합하고 있다)
하기 식(3)으로 나타내는 화합물을 얻는 공정:
G-NH2 (3)
(여기서, G는 당쇄를 나타내고, NH2는 아미노기를 나타내며, G와 NH2는, 상기 당쇄의 환원 말단에 상기 아스파라긴 측쇄의 질소 원자 유래의 질소 원자가 β형의 입체배치가 되도록 결합하고 있다);
(b) 공정(a)에서 얻은 상기 식(3)으로 나타내는 화합물과 하기 식(5)로 나타내는 화합물을 반응시키는 공정:
L1-CO-CH2-Z (5)
(여기서, L1은 이탈기이고, Z은 할로겐 원자이다);
(c) 공정(b)에서 얻은 화합물과 이하의 식(6a) 또는 식(6b)로 나타내는 화합물을 반응시키는 공정:
L2-Y2 (6a)
(여기서, L2은 이탈기이고, Y2는 활성화기이다);
L3Y3 (6b)
(여기서, L3는 양이온이고, Y3는 상기 활성화기 Y2의 음이온이고, L3Y3은 L3와 Y3의 염이다);
상기 공정(a)가 0℃∼10℃의 온도 조건하에서 수행되는,
제조방법. - 제1항에 있어서,
Y1이 브롬원자, 염소원자, 요오드원자, SH, N3, NHNH2, SHCH2CH2NH2 및 CH(OMe)2로 이루어진 군에서 선택되는 것을 특징으로 하는 제조방법. - 제2항에 있어서,
Z가 브롬원자이고, Y2가 염소원자, 요오드원자, SH, N3, NHNH2 및 SHCH2CH2NH2로 이루어진 군에서 선택되는 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 공정(a)에서의 당쇄 아스파라긴 가수분해효소가 글리코실아스파라기나아제(GA) 및/또는 펩티드:N-글리카나아제(PNGase)인 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 공정(a)에서의 당쇄 아스파라긴 가수분해효소가 담체에 고정되어 있는 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 공정(a)에서 당쇄 아스파라긴 가수분해효소가 담체에 고정되어 있고; 상기 공정(a)의 다음 및 상기 공정(b)의 이전에, 이하의 공정(d)를 추가로 포함하는 것을 특징으로 하는 제조방법:
(d) 담체에 고정된 상기 당쇄 아스파라긴 가수분해효소를 반응계로부터 분리하는 공정. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 당쇄가 N-결합형 당쇄인 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 당쇄가 N-결합형의 복합형 당쇄인 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 당쇄가 디시알로(disialo) 당쇄, 아시알로(asialo) 당쇄 및 DiGlcNAc 당쇄로 이루어진 군에서 선택되는 당쇄인 것을 특징으로 하는 제조방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 당쇄가 디시알로 당쇄이며, 상기 디시알로 당쇄를 구성하는 시알산의 측쇄 카르본산이 에스테르화 또는 아미드화에 의해 보호된 것을 특징으로 하는 제조방법.
- 삭제
- 삭제
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