Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
CSCOP2B SuperfamilySufE/NifU 8053868 3000436 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BNQR2_RnfD_RnfEe7xk4B1 A: alpha complex topologyX: Ammonium transporter-related (From Homology)H: Ammonium transporter-relatedT: Na(+)-translocating NADH-quinone reductase subunit BF: NQR2_RnfD_RnfEECOD (1.6)
CFMN_binde7xk4C1 A: a+b two layersX: putative RnfG subunit of electron transport complex (From Homology)H: putative RnfG subunit of electron transport complexT: putative RnfG subunit of electron transport complexF: FMN_bindECOD (1.6)
DRnf-Nqre7xk4D1 A: alpha complex topologyX: Na(+)-translocating NADH-quinone reductase subunit D (From Topology)H: Na(+)-translocating NADH-quinone reductase subunit D (From Topology)T: Na(+)-translocating NADH-quinone reductase subunit DF: Rnf-NqrECOD (1.6)
ERnf-Nqre7xk4E1 A: alpha complex topologyX: Na(+)-translocating NADH-quinone reductase subunit D (From Topology)H: Na(+)-translocating NADH-quinone reductase subunit D (From Topology)T: Na(+)-translocating NADH-quinone reductase subunit DF: Rnf-NqrECOD (1.6)
FFAD_binding_6e7xk4F2 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF: FAD_binding_6ECOD (1.6)
FFer2e7xk4F1 A: a+b two layersX: beta-GraspH: Ubiquitin-relatedT: Ubiquitin-likeF: Fer2ECOD (1.6)
FNAD_binding_1e7xk4F3 A: a/b three-layered sandwichesX: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)H: Ferredoxin reductase-like, C-terminal NADP-linked domain (From Topology)T: Ferredoxin reductase-like, C-terminal NADP-linked domainF: NAD_binding_1ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF11973NQRA C-terminal domain (NQRA_SLBB)NQRA C-terminal domainThis family consists of the C-terminal domain of several bacterial Na(+)-translocating NADH-quinone reductase subunit A (NQRA) proteins. The Na(+)-translocating NADH: ubiquinone oxidoreductase (Na(+)-NQR) generates an electrochemical Na(+) potential ...This family consists of the C-terminal domain of several bacterial Na(+)-translocating NADH-quinone reductase subunit A (NQRA) proteins. The Na(+)-translocating NADH: ubiquinone oxidoreductase (Na(+)-NQR) generates an electrochemical Na(+) potential driven by aerobic respiration [1].
Domain
PF05896Na(+)-translocating NADH-quinone reductase subunit A (NQRA) (NQRA)Na(+)-translocating NADH-quinone reductase subunit A (NQRA)- Family
PF03116NQR2, RnfD, RnfE family (NQR2_RnfD_RnfE)NQR2, RnfD, RnfE family- Family
PF04205FMN-binding domain (FMN_bind)FMN-binding domainThis conserved region includes the FMN-binding site of the NqrC protein [1] as well as the NosR and NirI regulatory proteins. This domain is post-translationally flavinylated that may facilitate electron transfer, and thus, resembles multiheme cytoch ...This conserved region includes the FMN-binding site of the NqrC protein [1] as well as the NosR and NirI regulatory proteins. This domain is post-translationally flavinylated that may facilitate electron transfer, and thus, resembles multiheme cytochromes [3].
Domain
PF02508Rnf-Nqr subunit, membrane protein (Rnf-Nqr)Rnf-Nqr subunit, membrane protein- Family
PF02508Rnf-Nqr subunit, membrane protein (Rnf-Nqr)Rnf-Nqr subunit, membrane protein- Family
PF00175Oxidoreductase NAD-binding domain (NAD_binding_1)Oxidoreductase NAD-binding domainXanthine dehydrogenases, that also bind FAD/NAD, have essentially no similarity.Domain
PF001112Fe-2S iron-sulfur cluster binding domain (Fer2)2Fe-2S iron-sulfur cluster binding domain- Domain
PF00970Oxidoreductase FAD-binding domain (FAD_binding_6)Oxidoreductase FAD-binding domain- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Na(+)-translocating NADH-quinone reductase subunit A -
Na(+)-translocating NADH-quinone reductase subunit B
Na(+)-translocating NADH-quinone reductase subunit C
Na(+)-translocating NADH-quinone reductase subunit D
Na(+)-translocating NADH-quinone reductase subunit E
Na(+)-translocating NADH-quinone reductase subunit F