Structure of PDB 6yix Chain A Binding Site BS01

Receptor Information
>6yix Chain A (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
AYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQK
NKPGVYTKVCNYVSWIKQTIASN
Ligand information
Ligand ID8M2
InChIInChI=1S/C5H6N2S/c6-5(7)4-1-2-8-3-4/h1-3H,(H3,6,7)/p+1
InChIKeyJKCKRNYECSTMLV-UHFFFAOYSA-O
SMILES
SoftwareSMILES
CACTVS 3.385NC(=[NH2+])c1cscc1
OpenEye OEToolkits 2.0.6c1cscc1C(=[NH2+])N
FormulaC5 H7 N2 S
Name[azanyl(thiophen-3-yl)methylidene]azanium
ChEMBL
DrugBank
ZINC
PDB chain6yix Chain A Residue 303 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6yix Trypsin inhibitor in complex with bovine trypsin
Resolution1.31 Å
Binding residue
(original residue number in PDB)		D189 S190 C191 Q192 W215 G219
Binding residue
(residue number reindexed from 1)		D171 S172 C173 Q174 W193 G196
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H57 D102 Q192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1) H40 D84 Q174 G175 D176 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:6yix, PDBe:6yix, PDBj:6yix
PDBsum6yix
PubMed
UniProtP00760|TRY1_BOVIN Serine protease 1 (Gene Name=PRSS1)

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