8RB8

Cryo-EM structure of the NADH:ferredoxin oxidoreductase RNF from Azotobacter vinelandii, purified with 2-ME/TCEP, NADH added


Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF02508Rnf-Nqr subunit, membrane protein (Rnf-Nqr)Rnf-Nqr subunit, membrane protein- Family
B [auth C]PF10531SLBB domain (SLBB)SLBB domain- Domain
B [auth C]PF13375RnfC Barrel sandwich hybrid domain (RnfC_N)RnfC Barrel sandwich hybrid domainThis domain is part of the barrel sandwich hybrid superfamily. It is found at the N-terminus of the RnfC Electron transport complex protein. It appears to be most related to the N-terminal NQRA domain (Pfam:PF05896).Domain
B [auth C]PF132374Fe-4S dicluster domain (Fer4_10)4Fe-4S dicluster domainThis family includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. The structure of the domain is an alpha-antiparallel beta sandwich.Domain
B [auth C]PF01512Respiratory-chain NADH dehydrogenase 51 Kd subunit (Complex1_51K)Respiratory-chain NADH dehydrogenase 51 Kd subunit- Family
C [auth D]PF03116NQR2, RnfD, RnfE family (NQR2_RnfD_RnfE)NQR2, RnfD, RnfE family- Family
D [auth E]PF02508Rnf-Nqr subunit, membrane protein (Rnf-Nqr)Rnf-Nqr subunit, membrane protein- Family
E [auth G]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
G [auth B]PF146974Fe-4S dicluster domain (Fer4_21)4Fe-4S dicluster domainSuperfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contai ...Superfamily includes proteins containing domains which bind to iron-sulfur clusters. Members include bacterial ferredoxins, various dehydrogenases, and various reductases. Structure of the domain is an alpha-antiparallel beta sandwich. Domain contains two 4Fe4S clusters.
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Ion-translocating oxidoreductase complex subunit A-
B [auth C]Ion-translocating oxidoreductase complex subunit C
C [auth D]Ion-translocating oxidoreductase complex subunit D-
D [auth E]Ion-translocating oxidoreductase complex subunit E-
E [auth G]Ion-translocating oxidoreductase complex subunit G
F [auth H]Protein RnfH- - -
G [auth B]Ion-translocating oxidoreductase complex subunit B

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR050133Ion-translocating oxidoreductase complex subunit A/EFamily
IPR011293Ion-translocating oxidoreductase complex, subunit RnfA/RsxAFamily
IPR003667NqrDE/RnfAEFamily
B [auth C]IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
B [auth C]IPR026902RnfC Barrel sandwich hybrid domainDomain
B [auth C]IPR019554Soluble ligand binding domainDomain
B [auth C]IPR010208Ion-translocating oxidoreductase complex, subunit RnfC/RsxCFamily
B [auth C]IPR037225NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domain superfamilyHomologous Superfamily
B [auth C]IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
B [auth C]IPR011538NADH-ubiquinone oxidoreductase 51kDa subunit, FMN-binding domainDomain
C [auth D]IPR011303Ion-translocating oxidoreductase complex subunit RnfD, bacterialFamily
C [auth D]IPR004338Ion-translocating oxidoreductase NqrB/RnfDFamily
D [auth E]IPR010968Ion-translocating oxidoreductase complex subunit EFamily
D [auth E]IPR003667NqrDE/RnfAEFamily
E [auth G]IPR010209Ion-translocating oxidoreductase complex, subunit RnfG/RsxGFamily
E [auth G]IPR007329FMN-bindingDomain
F [auth H]IPR005346RnfH proteinFamily
F [auth H]IPR016155Molybdopterin synthase/thiamin biosynthesis sulphur carrier, beta-graspHomologous Superfamily
F [auth H]IPR037021RnfH superfamilyHomologous Superfamily
G [auth B]IPR0179004Fe-4S ferredoxin, iron-sulphur binding, conserved siteConserved Site
G [auth B]IPR050395Bacterial 4Fe4S Ferredoxin RnfB SubfamilyFamily
G [auth B]IPR0072024Fe-4S domainDomain
G [auth B]IPR0178964Fe-4S ferredoxin-type, iron-sulphur binding domainDomain
G [auth B]IPR010207Ion-translocating oxidoreductase complex, RnfB/RsxBFamily
G [auth B]IPR016463Electron transport complex, RnfB/RsxB, ProteobacteriaFamily