Structure of PDB 2piz Chain B

Receptor sequence
>2pizB (length=304) Species: 9823 (Sus scrofa) [Search protein sequence]
GHSYEKYNNWETIEAWTKQVTSENPDLISRTAIGTTFLGNNIYLLKVGKP
GPNKPAIFMDCGFHAREWISHAFCQWFVREAVLTYGYESHMTEFLNKLDF
YVLPVLNIDGYIYTWTKNRMWRKTRSTNAGTTCIGTDPNRNFDAGWCTTG
ASTDPCDETYCGSAAESEKETKALADFIRNNLSSIKAYLTIHSYSQMILY
PYSYDYKLPENNAELNNLAKAAVKELATLYGTKYTYGPGATTIYPAAGGS
DDWAYDQGIKYSFTFELRDKGRYGFILPESQIQATCEETMLAIKYVTNYV
LGHL
3D structure
PDB2piz Structures of potent selective peptide mimetics bound to carboxypeptidase B.
ChainB
Resolution1.6 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) H64 E67 R122 H192 E266
Enzyme Commision number 3.4.17.2: carboxypeptidase B.
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 H64 E67 H192
BS02 606 B E72 R127 S197 Y198 S207 I247 Y248 A250 D255 E270 E67 R122 S193 Y194 S203 I243 Y244 A246 D251 E266 MOAD: ic50=170nM
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:2piz, PDBe:2piz, PDBj:2piz
PDBsum2piz
PubMed18219114
UniProtP09955|CBPB1_PIG Carboxypeptidase B (Gene Name=CPB1)

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