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BioLiP

Structure of PDB 1qqu Chain A Binding Site BS02

Receptor Information
>1qqu Chain A (length=223) Species: 9823 (Sus scrofa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IVGGYTCAANSIPYQVSLNSGSHFCGGSLINSQWVVSAAHCYKSRIQVRL
GEHNIDVLEGNEQFINAAKIITHPNFNGNTLDNDIMLIKLSSPATLNSRV
ATVSLPRSCAAAGTECLISGWGNTKSSGSSYPSLLQCLKAPVLSNSSCKS
SYPGQITGNMICVGFLQGGKDSCQGDSGGPVVCNGQLQGIVSWGYGCAQK
NKPGVYTKVCNYVNWIQQTIAAN
Ligand information
Ligand IDACT
InChIInChI=1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)/p-1
InChIKeyQTBSBXVTEAMEQO-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04[O-]C(=O)C
OpenEye OEToolkits 1.5.0CC(=O)[O-]
CACTVS 3.341CC([O-])=O
FormulaC2 H3 O2
NameACETATE ION
ChEMBL
DrugBankDB14511
ZINC
PDB chain1qqu Chain A Residue 390 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1qqu Crystal structure at 1.63 A resolution of the native form of porcine beta-trypsin: revealing an acetate ion binding site and functional water network.
Resolution1.63 Å
Binding residue
(original residue number in PDB)		H57 Q192 G193 S195
Binding residue
(residue number reindexed from 1)		H40 Q174 G175 S177
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:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
GO:0046872 metal ion binding
Biological Process
GO:0006508 proteolysis
GO:0007586 digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1qqu, PDBe:1qqu, PDBj:1qqu
PDBsum1qqu
PubMed10561533
UniProtP00761|TRYP_PIG Trypsin

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