Annotations: 5CYG

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d5cygb_	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Purine and uridine phosphorylases	automated matches	automated matches	Blood fluke (Schistosoma mansoni ) [TaxId: 6183 ],	SCOPe (2.08)
A	d5cyga_	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Purine and uridine phosphorylases	automated matches	automated matches	Blood fluke (Schistosoma mansoni ) [TaxId: 6183 ],	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	PNP_UDP_1	e5cygB1	A: a/b three-layered sandwiches	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like (From Topology)	T: Peptidyl-tRNA hydrolase-like	F: PNP_UDP_1	ECOD (1.6)
A	PNP_UDP_1	e5cygA1	A: a/b three-layered sandwiches	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like (From Topology)	T: Peptidyl-tRNA hydrolase-like	F: PNP_UDP_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.1580	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleoside phosphorylase domain	CATH (4.3.0)
A	3.40.50.1580	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Nucleoside phosphorylase domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01048	Phosphorylase superfamily (PNP_UDP_1)	Phosphorylase superfamily	Members of this family include: purine nucleoside phosphorylase (PNP) Uridine phosphorylase (UdRPase) 5'-methylthioadenosine phosphorylase (MTA phosphorylase)	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Putative uridine phosphorylase	identical protein binding protein binding binding	nucleobase-containing compound metabolic process glycosyl compound metabolic process nucleobase-containing small molecule metabolic process carbohydrate derivative metabolic process small molecule metabolic process metabolic process primary metabolic process nucleoside metabolic process nucleoside phosphate metabolic process catabolic process cellular metabolic process organophosphate catabolic process nucleoside phosphate catabolic process nucleotide metabolic process nucleobase-containing compound metabolic process glycosyl compound metabolic process nucleobase-containing small molecule metabolic process carbohydrate derivative metabolic process small molecule metabolic process metabolic process primary metabolic process nucleoside metabolic process nucleoside phosphate metabolic process catabolic process cellular metabolic process organophosphate catabolic process nucleoside phosphate catabolic process nucleotide metabolic process nucleobase-containing compound catabolic process organophosphate metabolic process phosphate-containing compound metabolic process cellular process phosphorus metabolic process nucleotide catabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR035994	Nucleoside phosphorylase superfamily	Homologous Superfamily
A, B	IPR010059	Uridine phosphorylase, eukaryotic	Family
A, B	IPR000845	Nucleoside phosphorylase domain	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.