Annotations: 2P0B

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	NrfB-like	8045451	4004477	SCOP2 (2021-05-27)
A	SCOP2 Superfamily	Di-heme elbow motif	8090731	3000145	SCOP2 (2021-05-27)
A	SCOP2 Superfamily	Di-heme elbow motif	8090732	3000145	SCOP2 (2021-05-27)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF22678	e2p0bA1	A: few secondary structure elements	X: Multiheme cytochromes	H: Di-heme elbow motif (From Topology)	T: Di-heme elbow motif	F: PF22678	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A	PF22678	Cytochrome c-type protein NrfB-like (Cytochrom_c_NrfB-like)	Cytochrome c-type protein NrfB-like	This entry includes Cytochrome c-type protein NrfB and similar proteins, which plays a role in nitrite reduction. These proteins contain several copies of the CXXCH haem-binding motif [1-5].	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cytochrome c-type protein nrfB	oxidoreductase activity catalytic activity oxidoreductase activity, acting on other nitrogenous compounds as donors, cytochrome as acceptor nitrite reductase (cytochrome, ammonia-forming) activity oxidoreductase activity, acting on other nitrogenous compounds as donors nitrite reductase activity binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding ion binding metal ion binding oxidoreductase activity catalytic activity oxidoreductase activity, acting on other nitrogenous compounds as donors, cytochrome as acceptor nitrite reductase (cytochrome, ammonia-forming) activity oxidoreductase activity, acting on other nitrogenous compounds as donors nitrite reductase activity binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding ion binding metal ion binding small molecule binding	anaerobic electron transport chain cellular respiration energy derivation by oxidation of organic compounds cellular metabolic process respiratory electron transport chain electron transport chain metabolic process cellular process generation of precursor metabolites and energy anaerobic respiration	outer membrane-bounded periplasmic space cell envelope periplasmic space cellular anatomical entity