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plasma glutamate carboxypeptidase (PGCP, CPQ)
Function:
- carboxypeptidase
- may play an important role in the hydrolysis of circulating peptides
Structure: belongs to the peptidase M28 family
Compartment: secreted
Expression:
- mainly detected in blood plasma
- abundant in placenta & kidney
- present at low level in muscles, liver & skin fibroblasts
- not detected in brain or white blood cells (at protein level)
Pathology:
- up-regulated in the majority of hepatitis C virus-associated hepatocellular carcinoma
General
carboxypeptidase
glycoprotein
secreted protein
Properties
SIZE: entity length = 472 aa
MW = 52 kD
COMPARTMENT: extracellular compartment
MOTIF: signal sequence {1-20}
N-glycosylation site {N61}
N-glycosylation site {N179}
Zn+2-binding site
SITE: 290-290
Zn+2-binding site
SITE: 302-302
glutamate residue {E336}
Zn+2-binding site
SITE: 337-337
N-glycosylation site {N353}
N-glycosylation site {N356}
Zn+2-binding site
SITE: 364-364
N-glycosylation site {N396}
Zn+2-binding site
SITE: 434-434
Database Correlations
UniProt Q9Y646
Pfam PF04389
References
UniProt :accession Q9Y646