Structure of PDB 1y4l Chain B Binding Site BS01

Receptor Information
>1y4l Chain B (length=121) Species: 8722 (Bothrops asper) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SLFELGKMILQETGKNPAKSYGAYGCNCGVLGRGKPKDATDRCCYVHKCC
YKKLTGCNPKKDRYSYSWKDKTIVCGENNSCLKELCECDKAVAICLRENL
NTYNKKYRYYLKPLCKKADAC
Ligand information
Ligand IDSVR
InChIInChI=1S/C51H40N6O23S6/c1-25-9-11-29(49(60)54-37-13-15-41(83(69,70)71)35-21-33(81(63,64)65)23-43(45(35)37)85(75,76)77)19-39(25)56-47(58)27-5-3-7-31(17-27)52-51(62)53-32-8-4-6-28(18-32)48(59)57-40-20-30(12-10-26(40)2)50(61)55-38-14-16-42(84(72,73)74)36-22-34(82(66,67)68)24-44(46(36)38)86(78,79)80/h3-24H,1-2H3,(H,54,60)(H,55,61)(H,56,58)(H,57,59)(H2,52,53,62)(H,63,64,65)(H,66,67,68)(H,69,70,71)(H,72,73,74)(H,75,76,77)(H,78,79,80)
InChIKeyFIAFUQMPZJWCLV-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=S(=O)(O)c1c2c(cc(c1)S(=O)(=O)O)c(ccc2NC(=O)c3cc(c(cc3)C)NC(=O)c4cc(ccc4)NC(=O)Nc5cccc(c5)C(=O)Nc6c(ccc(c6)C(=O)Nc7ccc(c8c7c(cc(c8)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O)C)S(=O)(=O)O
OpenEye OEToolkits 1.7.2Cc1ccc(cc1NC(=O)c2cccc(c2)NC(=O)Nc3cccc(c3)C(=O)Nc4cc(ccc4C)C(=O)Nc5ccc(c6c5c(cc(c6)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O)C(=O)Nc7ccc(c8c7c(cc(c8)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O
CACTVS 3.370Cc1ccc(cc1NC(=O)c2cccc(NC(=O)Nc3cccc(c3)C(=O)Nc4cc(ccc4C)C(=O)Nc5ccc(c6cc(cc(c56)[S](O)(=O)=O)[S](O)(=O)=O)[S](O)(=O)=O)c2)C(=O)Nc7ccc(c8cc(cc(c78)[S](O)(=O)=O)[S](O)(=O)=O)[S](O)(=O)=O
FormulaC51 H40 N6 O23 S6
Name8,8'-[CARBONYLBIS[IMINO-3,1-PHENYLENECARBONYLIMINO(4-METHYL-3,1-PHENYLENE)CARBONYLIMINO]]BIS-1,3,5-NAPHTHALENETRISULFON IC ACID;
SURAMIN
ChEMBLCHEMBL265502
DrugBankDB04786
ZINC
PDB chain1y4l Chain B Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1y4l Inhibition of Myotoxic Activity of Bothrops asper Myotoxin II by the Anti-trypanosomal Drug Suramin.
Resolution1.7 Å
Binding residue
(original residue number in PDB)		L2 G30 V31 R34 H48 K49 Y52 K53 K69 K70
Binding residue
(residue number reindexed from 1)		L2 G29 V30 R33 H47 K48 Y51 K52 K60 K61
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) N28 G30 L32 H48 K49 Y52 Y73 D99
Catalytic site (residue number reindexed from 1) N27 G29 L31 H47 K48 Y51 Y64 D89
Enzyme Commision number 3.1.1.4: phospholipase A2.
Gene Ontology
Molecular Function
GO:0004623 phospholipase A2 activity
GO:0005509 calcium ion binding
GO:0005543 phospholipid binding
GO:0008201 heparin binding
GO:0047498 calcium-dependent phospholipase A2 activity
GO:0090729 toxin activity
Biological Process
GO:0006644 phospholipid metabolic process
GO:0016042 lipid catabolic process
GO:0035821 modulation of process of another organism
GO:0042130 negative regulation of T cell proliferation
GO:0042742 defense response to bacterium
GO:0050482 arachidonate secretion
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1y4l, PDBe:1y4l, PDBj:1y4l
PDBsum1y4l
PubMed15961104
UniProtP24605|PA2H2_BOTAS Basic phospholipase A2 homolog 2

[Back to BioLiP]