Structure of PDB 1sgt Chain A Binding Site BS01

Receptor Information
>1sgt Chain A (length=223) Species: 1911 (Streptomyces griseus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VVGGTRAAQGEFPFMVRLSMGCGGALYAQDIVLTAAHCVSGSGNNTSITA
TGGVVDLQSGAAVKVRSTKVLQAPGYNGTGKDWALIKLAQPINQPTLKIA
TTTAYNQGTFTVAGWGANREGGSQQRYLLKANVPFVSDAACRSAYGNELV
ANEEICAGYPDTGGVDTCQGDSGGPMFRKDNADEWIQVGIVSWGYGCARP
GYPGVYTEVSTFASAIASAARTL
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1sgt Chain A Residue 246 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1sgt Refined crystal structure of Streptomyces griseus trypsin at 1.7 A resolution.
Resolution1.7 Å
Binding residue
(original residue number in PDB)		D165 A177A E180 E230
Binding residue
(residue number reindexed from 1)		D138 A151 E154 E208
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) H57 D102 Q192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1) H37 D82 Q169 G170 D171 S172 G173
Enzyme Commision number 3.4.21.4: trypsin.
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:1sgt, PDBe:1sgt, PDBj:1sgt
PDBsum1sgt
PubMed3135412
UniProtP00775|TRYP_STRGR Trypsin (Gene Name=sprT)

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