1RB7 | pdb_00001rb7

Yeast cytosine deaminase crystal form p212121 with sodium acetate.

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1rb7b_	Alpha and beta proteins (a/b)	Cytidine deaminase-like	Cytidine deaminase-like	Deoxycytidylate deaminase-like	Cytosine deaminase	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d1rb7a_	Alpha and beta proteins (a/b)	Cytidine deaminase-like	Cytidine deaminase-like	Deoxycytidylate deaminase-like	Cytosine deaminase	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Cytidine deaminase-like	8038289	3001838	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Cytidine deaminase-like	8038289	3001838	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Glyco_hydro_20b	e1rb7B1	A: alpha bundles	X: HTH	H: HTH	T: winged helix domain	F: Glyco_hydro_20b	ECOD (develop294)
A	Glyco_hydro_20b	e1rb7A1	A: alpha bundles	X: HTH	H: HTH	T: winged helix domain	F: Glyco_hydro_20b	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.140.10	Alpha Beta	3-Layer(aba) Sandwich	Cytidine Deaminase	domain 2	CATH (4.3.0)
A	3.40.140.10	Alpha Beta	3-Layer(aba) Sandwich	Cytidine Deaminase	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00383	Cytidine and deoxycytidylate deaminase zinc-binding region (dCMP_cyt_deam_1)	Cytidine and deoxycytidylate deaminase zinc-binding region		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Cytosine deaminase	hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines hydrolase activity catalytic activity deaminase activity diaminohydroxyphosphoribosylaminopyrimidine deaminase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding cytosine deaminase activity	pyrimidine-containing compound metabolic process cytidine metabolic process carbohydrate derivative metabolic process primary metabolic process pyrimidine nucleoside metabolic process nucleoside metabolic process nucleobase-containing compound metabolic process pyrimidine ribonucleoside metabolic process nucleobase-containing small molecule metabolic process small molecule metabolic process metabolic process cellular process ribonucleoside metabolic process metabolic compound salvage pyrimidine-containing compound metabolic process cytidine metabolic process carbohydrate derivative metabolic process primary metabolic process pyrimidine nucleoside metabolic process nucleoside metabolic process nucleobase-containing compound metabolic process pyrimidine ribonucleoside metabolic process nucleobase-containing small molecule metabolic process small molecule metabolic process metabolic process cellular process ribonucleoside metabolic process metabolic compound salvage biosynthetic process pyrimidine-containing compound biosynthetic process pyrimidine-containing compound salvage pyrimidine nucleobase metabolic process nucleobase metabolic process cytosine metabolic process ribose phosphate metabolic process nucleotide biosynthetic process pyrimidine ribonucleotide salvage pyrimidine nucleotide metabolic process pyrimidine nucleotide salvage nucleotide salvage ribonucleotide biosynthetic process UMP salvage UMP biosynthetic process ribonucleotide metabolic process phosphate-containing compound metabolic process UMP metabolic process phosphorus metabolic process nucleoside monophosphate metabolic process ribose phosphate biosynthetic process pyrimidine ribonucleotide metabolic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process pyrimidine nucleoside monophosphate metabolic process pyrimidine ribonucleoside monophosphate metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process nucleoside monophosphate biosynthetic process pyrimidine ribonucleoside monophosphate biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process pyrimidine nucleoside monophosphate biosynthetic process ribonucleoside monophosphate biosynthetic process pyrimidine nucleotide biosynthetic process pyrimidine ribonucleotide biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002125	Cytidine and deoxycytidylate deaminase domain	Domain
A, B	IPR016192	APOBEC/CMP deaminase, zinc-binding	Binding Site
A, B	IPR016193	Cytidine deaminase-like	Homologous Superfamily

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.