Annotations: 1X87

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1x87a_	Multi-domain proteins (alpha and beta)	Urocanase	Urocanase	Urocanase	Urocanate hydratase HutU	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)
B	d1x87b_	Multi-domain proteins (alpha and beta)	Urocanase	Urocanase	Urocanase	Urocanate hydratase HutU	(Geobacillus stearothermophilus ) [TaxId: 1422 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Urocanase catalytic domain-like	8079167	3002512	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Urocanase catalytic domain-like	8079167	3002512	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Urocanase coenzyme-binding domain-like	8058588	3000075	SCOP2B (2022-06-29)
B	SCOP2 Family	Urocanase	8058587	4000302	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Urocanase coenzyme-binding domain-like	8058588	3000075	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Urocanase catalytic domain-like	8079167	3002512	SCOP2 (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	PF17392	e1x87A1	A: a+b two layers	X: Glutamine synthetase-like	H: C-terminal domain in urocanase (From Topology)	T: C-terminal domain in urocanase	F: PF17392	ECOD (1.6)
A	PF17391	e1x87A3	A: a+b two layers	X: N-terminal a+b domain in urocanase (Pfam 01175) (From Topology)	H: N-terminal a+b domain in urocanase (Pfam 01175) (From Topology)	T: N-terminal a+b domain in urocanase (Pfam 01175)	F: PF17391	ECOD (1.6)
A	PF01175	e1x87A2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF01175	ECOD (1.6)
B	PF17392	e1x87B4	A: a+b two layers	X: Glutamine synthetase-like	H: C-terminal domain in urocanase (From Topology)	T: C-terminal domain in urocanase	F: PF17392	ECOD (1.6)
B	PF17391	e1x87B6	A: a+b two layers	X: N-terminal a+b domain in urocanase (Pfam 01175) (From Topology)	H: N-terminal a+b domain in urocanase (Pfam 01175) (From Topology)	T: N-terminal a+b domain in urocanase (Pfam 01175)	F: PF17391	ECOD (1.6)
B	PF01175	e1x87B5	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: PF01175	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.1770.10	Alpha Beta	3-Layer(aba) Sandwich	Urocanase fold	Urocanase superfamily	CATH (4.3.0)
A	3.40.50.10730	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Urocanase like domains	CATH (4.3.0)
B	3.40.1770.10	Alpha Beta	3-Layer(aba) Sandwich	Urocanase fold	Urocanase superfamily	CATH (4.3.0)
B	3.40.50.10730	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Urocanase like domains	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF17392	Urocanase C-terminal domain (Urocanase_C)	Urocanase C-terminal domain	-	Domain
A, B	PF01175	Urocanase Rossmann-like domain (Urocanase)	Urocanase Rossmann-like domain	-	Domain
A, B	PF17391	Urocanase N-terminal domain (Urocanase_N)	Urocanase N-terminal domain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Urocanase protein	urocanate hydratase activity hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity	catabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process histidine catabolic process organic acid catabolic process alpha-amino acid metabolic process glutamine family amino acid metabolic process cellular catabolic process organic substance metabolic process carboxylic acid catabolic process glutamate metabolic process amide catabolic process small molecule metabolic process catabolic process oxoacid metabolic process amino acid metabolic process organic acid metabolic process histidine catabolic process organic acid catabolic process alpha-amino acid metabolic process glutamine family amino acid metabolic process cellular catabolic process organic substance metabolic process carboxylic acid catabolic process glutamate metabolic process amide catabolic process small molecule metabolic process amide metabolic process histidine metabolic process organonitrogen compound catabolic process organonitrogen compound metabolic process cellular metabolic process dicarboxylic acid metabolic process carboxylic acid metabolic process histidine catabolic process to glutamate and formamide primary metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process metabolic process cellular process small molecule catabolic process formamide metabolic process organic substance catabolic process histidine catabolic process to glutamate and formate monocarboxylic acid metabolic process formate metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR035400	Urocanase, N-terminal domain	Domain
A, B	IPR036190	Urocanase superfamily	Homologous Superfamily
A, B	IPR023637	Urocanase	Family
A, B	IPR035085	Urocanase, Rossmann-like domain	Domain
A, B	IPR023636	Urocanase conserved site	Conserved Site
A, B	IPR038364	Urocanase, central domain superfamily	Homologous Superfamily
A, B	IPR035401	Urocanase, C-terminal domain	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.