Annotations: 6ZK1

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Nucleoside hydrolase	8106134	3001240	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Nucleoside hydrolase	8106134	3001240	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Nucleoside hydrolase	8106134	3001240	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Nucleoside hydrolase	8106134	3001240	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)
A	IU_nuc_hydro	e6zk1A1	A: a/b three-layered sandwiches	X: Nucleoside hydrolase (From Topology)	H: Nucleoside hydrolase (From Topology)	T: Nucleoside hydrolase	F: IU_nuc_hydro	ECOD (1.6)
C	IU_nuc_hydro	e6zk1C1	A: a/b three-layered sandwiches	X: Nucleoside hydrolase (From Topology)	H: Nucleoside hydrolase (From Topology)	T: Nucleoside hydrolase	F: IU_nuc_hydro	ECOD (1.6)
B	IU_nuc_hydro	e6zk1B1	A: a/b three-layered sandwiches	X: Nucleoside hydrolase (From Topology)	H: Nucleoside hydrolase (From Topology)	T: Nucleoside hydrolase	F: IU_nuc_hydro	ECOD (1.6)
D	IU_nuc_hydro	e6zk1D1	A: a/b three-layered sandwiches	X: Nucleoside hydrolase (From Topology)	H: Nucleoside hydrolase (From Topology)	T: Nucleoside hydrolase	F: IU_nuc_hydro	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01156	Inosine-uridine preferring nucleoside hydrolase (IU_nuc_hydro)	Inosine-uridine preferring nucleoside hydrolase	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Pyrimidine-specific ribonucleoside hydrolase rihA	hydrolase activity, acting on glycosyl bonds hydrolase activity hydrolase activity, hydrolyzing N-glycosyl compounds catalytic activity cation binding ion binding binding metal ion binding small molecule binding	nucleobase-containing compound metabolic process primary metabolic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR036452	Ribonucleoside hydrolase-like	Homologous Superfamily
A, B, C, D	IPR023186	Inosine/uridine-preferring nucleoside hydrolase	Family
A, B, C, D	IPR001910	Inosine/uridine-preferring nucleoside hydrolase 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.