Structure of PDB 1cpx Chain A Binding Site BS01

Receptor Information
>1cpx Chain A (length=305) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
STNTFNYATYHTLDEIYDFMDLLVAEHPQLVSKLQIGRSYEGRPIYVLKF
STGGSNRPAIWIDLGIHSREWITQATGVWFAKKFTEDYGQDPSFTAILDS
MDIFLEIVTNPDGFAFTHSQNRLWRKTRSVTSSSLCVGVDANRNWDAGFG
KAGASSSPCSETYHGKYANSEVEVKSIVDFVKDHGNFKAFLSIHSYSQLL
LYPYGYTTQSIPDKTELNQVAKSAVAALKSLYGTSYKYGSIITTIYQASG
GSIDWSYNQGIKYSFTFELRDTGRYGFLLPASQIIPTAQETWLGVLTIME
HTVNN
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain1cpx Chain A Residue 308 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cpx Native carboxypeptidase A in a new crystal environment reveals a different conformation of the important tyrosine 248.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		H69 E72 H196
Binding residue
(residue number reindexed from 1)		H67 E70 H194
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H69 E72 R127 H196 E270
Catalytic site (residue number reindexed from 1) H67 E70 R125 H194 E268
Enzyme Commision number 3.4.17.1: carboxypeptidase A.
Gene Ontology
Molecular Function
GO:0004181 metallocarboxypeptidase activity
GO:0008270 zinc ion binding
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:1cpx, PDBe:1cpx, PDBj:1cpx
PDBsum1cpx
PubMed9843422
UniProtP00730|CBPA1_BOVIN Carboxypeptidase A1 (Gene Name=CPA1)

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