Structure of PDB 1hee Chain B

Receptor sequence
>1heeB (length=307) Species: 9913 (Bos taurus) [Search protein sequence]
ARSTNTFNYATYHTLDEIYDFMDLLVAQHPELVSKLQIGRSYEGRPIYVL
KFSTGGSNRPAIWIDLGIHSREWITQATGVWFAKKFTENYGQNPSFTAIL
DSMDIFLEIVTNPNGFAFTHSENRLWRKTRSVTSSSLCVGVDANRNWDAG
FGKAGASSSPCSETYHGKYANSEVEVKSIVDFVKNHGNFKAFLSIHSYSQ
LLLYPYGYTTQSIPDKTELNQVAKSAVAALKSLYGTSYKYGSIITTIYQA
SGGSIDWSYNQGIKYSFTFELRDTGRYGFLLPASQIIPTAQETWLGVLTI
MEHTVNN
3D structure
PDB1hee Insight Into the Stereochemistry in the Inhibition of Carboxypeptidase a with N-(Hydroxyaminocarbonyl)Phenylalanine: Binding Modes of an Enantiomeric Pair of the Inhibitor to Carboxypeptidase A
ChainB
Resolution1.75 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H69 E72 R127 H196 E270
Catalytic site (residue number reindexed from 1) H69 E72 R127 H196 E270
Enzyme Commision number 3.4.17.1: carboxypeptidase A.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 ZN B H69 E72 H196 H69 E72 H196
BS02 LHY B H69 E72 R127 N144 R145 I243 A250 T268 E270 H69 E72 R127 N144 R145 I243 A250 T268 E270 MOAD: Ki=4.6uM
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:1hee, PDBe:1hee, PDBj:1hee
PDBsum1hee
PubMed11937361
UniProtP00730|CBPA1_BOVIN Carboxypeptidase A1 (Gene Name=CPA1)

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