Annotations: 1CPB

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1cpb.1	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Zn-dependent exopeptidases	Pancreatic carboxypeptidases	Carboxypeptidase B	cattle (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)
A	d1cpb.1	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Zn-dependent exopeptidases	Pancreatic carboxypeptidases	Carboxypeptidase B	cattle (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e1cpbB01	A: a/b three-layered sandwiches	X: RNase A-like	H: RNase A-like	T: RNase A-like	F:	ECOD (v294.1)
A		e1cpbA01	A: a/b three-layered sandwiches	X: RNase A-like	H: RNase A-like	T: RNase A-like	F:	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF00246	Zinc carboxypeptidase (Peptidase_M14)	Zinc carboxypeptidase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	CARBOXYPEPTIDASE B	peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasmic vesicle organelle intracellular vesicle cytoplasm intracellular membrane-bounded organelle vesicle
A	CARBOXYPEPTIDASE B	peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding peptidase activity catalytic activity, acting on a protein metallocarboxypeptidase activity hydrolase activity metallopeptidase activity exopeptidase activity catalytic activity metalloexopeptidase activity carboxypeptidase activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoplasmic vesicle organelle intracellular vesicle cytoplasm intracellular membrane-bounded organelle vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR057247	Zinc carboxypeptidases, zinc-binding region 2	Binding Site
B	IPR034253	Carboxypeptidase B, carboxypeptidase domain	Domain
B	IPR036990	Metallocarboxypeptidase-like, propeptide	Homologous Superfamily
B	IPR057246	Zinc carboxypeptidases, zinc-binding region 1	Binding Site
B	IPR003146	Carboxypeptidase, activation peptide	Domain
B	IPR000834	Peptidase M14, carboxypeptidase A	Domain
A	IPR057247	Zinc carboxypeptidases, zinc-binding region 2	Binding Site
A	IPR034253	Carboxypeptidase B, carboxypeptidase domain	Domain
A	IPR036990	Metallocarboxypeptidase-like, propeptide	Homologous Superfamily
A	IPR057246	Zinc carboxypeptidases, zinc-binding region 1	Binding Site
A	IPR003146	Carboxypeptidase, activation peptide	Domain
A	IPR000834	Peptidase M14, carboxypeptidase A	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.