Annotations: 1MAS

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1masb_	Alpha and beta proteins (a/b)	Nucleoside hydrolase	Nucleoside hydrolase	Nucleoside hydrolase	Inosine-uridine nucleoside N-ribohydrolase, IU-NH	(Crithidia fasciculata ) [TaxId: 5656 ],	SCOPe (2.08)
A	d1masa_	Alpha and beta proteins (a/b)	Nucleoside hydrolase	Nucleoside hydrolase	Nucleoside hydrolase	Inosine-uridine nucleoside N-ribohydrolase, IU-NH	(Crithidia fasciculata ) [TaxId: 5656 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Nucleoside hydrolase	8032650	3001240	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nucleoside hydrolase	8032650	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)
B		e1masB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: E1_dh	F:	ECOD (20:10:01)
A		e1masA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: E1_dh	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.245.10	Alpha Beta	Alpha-Beta Complex	Inosine-uridine Nucleoside N-ribohydrolase	Chain A	CATH (4.3.0)
A	3.90.245.10	Alpha Beta	Alpha-Beta Complex	Inosine-uridine Nucleoside N-ribohydrolase	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	INOSINE-URIDINE NUCLEOSIDE N-RIBOHYDROLASE	hydrolase activity, acting on glycosyl bonds purine nucleosidase activity hydrolase activity hydrolase activity, hydrolyzing N-glycosyl compounds catalytic activity inosine nucleosidase activity uridine nucleosidase activity ribosylpyrimidine nucleosidase activity cation binding ion binding binding metal ion binding small molecule binding	carbohydrate derivative catabolic process catabolic process purine nucleoside catabolic process carbohydrate derivative metabolic process primary metabolic process glycosyl compound catabolic process purine-containing compound catabolic process nucleoside metabolic process nucleobase-containing compound catabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process nucleobase-containing small molecule catabolic process nucleobase-containing small molecule metabolic process nucleoside catabolic process carbohydrate derivative catabolic process catabolic process purine nucleoside catabolic process carbohydrate derivative metabolic process primary metabolic process glycosyl compound catabolic process purine-containing compound catabolic process nucleoside metabolic process nucleobase-containing compound catabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process nucleobase-containing small molecule catabolic process nucleobase-containing small molecule metabolic process nucleoside catabolic process small molecule metabolic process metabolic process cellular process small molecule catabolic process purine nucleoside metabolic process nucleoside phosphate metabolic process nucleotide metabolic process organophosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036452	Ribonucleoside hydrolase-like	Homologous Superfamily
A, B	IPR015910	Inosine/uridine-preferring nucleoside hydrolase, conserved site	Conserved Site
A, B	IPR023186	Inosine/uridine-preferring nucleoside hydrolase	Family
A, B	IPR001910	Inosine/uridine-preferring nucleoside hydrolase domain	Domain

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