Structure of PDB 1v2q Chain T Binding Site BS02

Receptor Information
>1v2q Chain T (length=223) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRL
GEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRV
ASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKS
ASSWIITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQK
NKPGVYTKVCNYVSWIKQTIASN
Ligand information
Ligand IDANH
InChIInChI=1S/C20H24N4O5S/c1-13-6-8-16(9-7-13)30(27,28)23-12-18(25)24-17(20(26)29-2)11-14-4-3-5-15(10-14)19(21)22/h3-10,17,23H,11-12H2,1-2H3,(H3,21,22)(H,24,25)/t17-/m0/s1
InChIKeyYAEIKQDHLCFGAA-KRWDZBQOSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=S(=O)(c1ccc(cc1)C)NCC(=O)NC(C(=O)OC)Cc2cc(ccc2)C(=[N@H])N
OpenEye OEToolkits 1.5.0Cc1ccc(cc1)S(=O)(=O)NCC(=O)NC(Cc2cccc(c2)C(=N)N)C(=O)OC
CACTVS 3.341COC(=O)[CH](Cc1cccc(c1)C(N)=N)NC(=O)CN[S](=O)(=O)c2ccc(C)cc2
OpenEye OEToolkits 1.5.0Cc1ccc(cc1)S(=O)(=O)NCC(=O)N[C@@H](Cc2cccc(c2)C(=N)N)C(=O)OC
CACTVS 3.341COC(=O)[C@H](Cc1cccc(c1)C(N)=N)NC(=O)CN[S](=O)(=O)c2ccc(C)cc2
FormulaC20 H24 N4 O5 S
NameMETHYL N-[(4-METHYLPHENYL)SULFONYL]GLYCYL-3-[AMINO(IMINO)METHYL]-D-PHENYLALANINATE;
NALPHA-(2-NAPHTHYLSULFONYLGLYCYL)-3-AMIDINO-D,L-PHENYLALANINE-ISOPROPYLESTER
ChEMBL
DrugBankDB01737
ZINC
PDB chain1v2q Chain T Residue 800 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1v2q Understanding protein-ligand interactions: the price of protein flexibility
Resolution2.3 Å
Binding residue
(original residue number in PDB)
D189 S190 C191 Q192 W215 G216 G219
Binding residue
(residue number reindexed from 1)
D171 S172 C173 Q174 W193 G194 G196
Annotation score1
Binding affinityMOAD: Ki=73.62uM
PDBbind-CN: -logKd/Ki=4.13,Ki=73.62uM
Enzymatic activity
Catalytic site (original residue number in PDB) G193 S195 G196
Catalytic site (residue number reindexed from 1) G175 S177 G178
Enzyme Commision number 3.4.21.4: trypsin.
Gene Ontology
Molecular Function
GO:0004175 endopeptidase activity
GO:0004252 serine-type endopeptidase activity
GO:0005515 protein binding
GO:0008236 serine-type peptidase activity
GO:0046872 metal ion binding
GO:0097655 serpin family protein binding
Biological Process
GO:0006508 proteolysis
GO:0007586 digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0097180 serine protease inhibitor complex

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:1v2q, PDBe:1v2q, PDBj:1v2q
PDBsum1v2q
PubMed14729347
UniProtP00760|TRY1_BOVIN Serine protease 1 (Gene Name=PRSS1)

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