1KQB | pdb_00001kqb

Structure of Nitroreductase from E. cloacae complex with inhibitor benzoate

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d1kqbd_	Alpha and beta proteins (a+b)	FMN-dependent nitroreductase-like	FMN-dependent nitroreductase-like	NADH oxidase/flavin reductase	Oxygen-insensitive NAD(P)H nitroreductase	(Enterobacter cloacae ) [TaxId: 550 ],	SCOPe (2.08)
C	d1kqbc_	Alpha and beta proteins (a+b)	FMN-dependent nitroreductase-like	FMN-dependent nitroreductase-like	NADH oxidase/flavin reductase	Oxygen-insensitive NAD(P)H nitroreductase	(Enterobacter cloacae ) [TaxId: 550 ],	SCOPe (2.08)
B	d1kqbb_	Alpha and beta proteins (a+b)	FMN-dependent nitroreductase-like	FMN-dependent nitroreductase-like	NADH oxidase/flavin reductase	Oxygen-insensitive NAD(P)H nitroreductase	(Enterobacter cloacae ) [TaxId: 550 ],	SCOPe (2.08)
A	d1kqba_	Alpha and beta proteins (a+b)	FMN-dependent nitroreductase-like	FMN-dependent nitroreductase-like	NADH oxidase/flavin reductase	Oxygen-insensitive NAD(P)H nitroreductase	(Enterobacter cloacae ) [TaxId: 550 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	FMN-dependent nitroreductase-like	8038388	3001947	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	FMN-dependent nitroreductase-like	8038388	3001947	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	FMN-dependent nitroreductase-like	8038388	3001947	SCOP2B (2022-06-29)
A	SCOP2 Family	NADH oxidase/flavin reductase	8026009	4001599	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	FMN-dependent nitroreductase-like	8038388	3001947	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)
D		e1kqbD1	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: Fer4,DUF3470	F:	ECOD (20:10:01)
C		e1kqbC1	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: Fer4,DUF3470	F:	ECOD (20:10:01)
B		e1kqbB1	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: Fer4,DUF3470	F:	ECOD (20:10:01)
A		e1kqbA1	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: Fer4,DUF3470	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)
C	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)
B	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)
A	3.40.109.10	Alpha Beta	3-Layer(aba) Sandwich	NADH Oxidase	NADH Oxidase	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	OXYGEN-INSENSITIVE NAD(P)H NITROREDUCTASE	oxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor oxidoreductase activity oxidoreductase activity, acting on other nitrogenous compounds as donors catalytic activity	2,4,6-trinitrotoluene catabolic process catabolic process benzene-containing compound metabolic process nitrotoluene catabolic process trinitrotoluene catabolic process metabolic process cellular process toluene-containing compound catabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR050627	Nitroreductase/BluB	Family
A, B, C, D	IPR029479	Nitroreductase	Domain
A, B, C, D	IPR000415	Nitroreductase-like	Homologous Superfamily
A, B, C, D	IPR033878	Oxygen-insensitive NAD(P)H nitroreductase NfsB-like	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.