Alpha-conotoxin GI

α-conotoxin GI, a conopeptide isolated from the venom of the cone snail Conus geographus, is a competitive antagonist of the muscle-type nicotinic acetylcholine receptors (nAChR) such as α-conotoxin MI or d-Turbocurarine.

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Catalog Number C27003
Alternative Name(s) alpha-conotoxin GI
Research Area ADCs Cytotoxin
Molecular Formula C55H80N20O18S4
CAS# 76862-65-2
Purity >95%
Inchi InChI=1S/C55H80N20O18S4/c1-25-44(83)72-36-21-95-97-22-37(73-45(84)29(56)10-11-42(80)81)52(91)74-38(51(90)69-33(16-40(57)78)54(93)75-13-3-5-39(75)53(92)65-25)23-96-94-20-35(43(58)82)71-50(89)34(19-76)70-48(87)31(14-26-6-8-28(77)9-7-26)67-49(88)32(15-27-17-61-24-64-27)68-47(86)30(4-2-12-62-55(59)60)66-41(79)18-63-46(36)85/h6-9,17,24-25,29-39,76-77H,2-5,10-16,18-23,56H2,1H3,(H2,57,78)(H2,58,82)(H,61,64)(H,63,85)(H,65,92)(H,66,79)(H,67,88)(H,68,86)(H,69,90)(H,70,87)(H,71,89)(H,72,83)(H,73,84)(H,74,91)(H,80,81)(H4,59,60,62)/t25-,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-/m0/s1
Inchi Key HWYLVHOPQMLNRJ-NAKBKFBQSA-N
SMILES C[C@H]1C(=O)N[C@H]2CSSC[C@@H](C(=O)N[C@@H](CSSC[C@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)CNC2=O)CCCN=C(N)N)CC3=CN=CN3)CC4=CC=C(C=C4)O)CO)C(=O)N)C(=O)N[C@H](C(=O)N5CCC[C@H]5C(=O)N1)CC(=O)N)NC(=O)[C@H](CCC(=O)O)N
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