Annotations: 4J0N

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Cyclase	e4j0nB2	A: a/b three-layered sandwiches	X: The swivelling beta/beta/alpha domains	H: The swivelling beta/beta/alpha domain (From Topology)	T: The swivelling beta/beta/alpha domain	F: Cyclase	ECOD (1.6)
A	Cyclase	e4j0nA1	A: a/b three-layered sandwiches	X: The swivelling beta/beta/alpha domains	H: The swivelling beta/beta/alpha domain (From Topology)	T: The swivelling beta/beta/alpha domain	F: Cyclase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.50.30.50	Alpha Beta	3-Layer(bba) Sandwich	Glucose Oxidase	domain 1	CATH (4.3.0)
A	3.50.30.50	Alpha Beta	3-Layer(bba) Sandwich	Glucose Oxidase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04199	Putative cyclase (Cyclase)	Putative cyclase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Isatin hydrolase B	hydrolase activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides catalytic activity hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds cation binding manganese ion binding transition metal ion binding ion binding binding metal ion binding small molecule binding hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in linear amides arylformamidase activity	catabolic process oxoacid metabolic process ketone metabolic process aromatic amino acid family catabolic process indole-containing compound metabolic process amino acid metabolic process organic acid catabolic process organic acid metabolic process alpha-amino acid metabolic process cellular catabolic process non-proteinogenic amino acid metabolic process L-tryptophan metabolic process carboxylic acid catabolic process indolalkylamine metabolic process catabolic process oxoacid metabolic process ketone metabolic process aromatic amino acid family catabolic process indole-containing compound metabolic process amino acid metabolic process organic acid catabolic process organic acid metabolic process alpha-amino acid metabolic process cellular catabolic process non-proteinogenic amino acid metabolic process L-tryptophan metabolic process carboxylic acid catabolic process indolalkylamine metabolic process small molecule metabolic process amino acid catabolic process L-tryptophan catabolic process to kynurenine erythrose 4-phosphate/phosphoenolpyruvate family amino acid metabolic process aromatic amino acid metabolic process benzene-containing compound metabolic process carboxylic acid metabolic process L-amino acid catabolic process primary metabolic process L-tryptophan catabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process amine metabolic process kynurenine metabolic process erythrose 4-phosphate/phosphoenolpyruvate family amino acid catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process indole-containing compound catabolic process metabolic process cellular process small molecule catabolic process biogenic amine metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR007325	Kynurenine formamidase/cyclase-like	Family
A, B	IPR037175	Kynurenine formamidase superfamily	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.