ID A0A1Y0G6N1_9PROT Unreviewed; 183 AA.
AC A0A1Y0G6N1;
DT 30-AUG-2017, integrated into UniProtKB/TrEMBL.
DT 30-AUG-2017, sequence version 1.
DT 27-MAR-2024, entry version 28.
DE RecName: Full=Ion-translocating oxidoreductase complex subunit B {ECO:0000256|HAMAP-Rule:MF_00463};
DE EC=7.-.-.- {ECO:0000256|HAMAP-Rule:MF_00463};
DE AltName: Full=Rnf electron transport complex subunit B {ECO:0000256|HAMAP-Rule:MF_00463};
GN Name=rnfB {ECO:0000256|HAMAP-Rule:MF_00463};
GN ORFNames=CAP31_06295 {ECO:0000313|EMBL:ARU31327.1};
OS Sulfuriferula sp. AH1.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Nitrosomonadales;
OC Sulfuricellaceae; Sulfuriferula.
OX NCBI_TaxID=1985873 {ECO:0000313|EMBL:ARU31327.1, ECO:0000313|Proteomes:UP000195558};
RN [1] {ECO:0000313|EMBL:ARU31327.1, ECO:0000313|Proteomes:UP000195558}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AH1 {ECO:0000313|EMBL:ARU31327.1,
RC ECO:0000313|Proteomes:UP000195558};
RA Jones D.S., Hua A.A., Roepke E.W., Bailey J.V.;
RT "The complete genome sequence of Sulfuriferula sp. str. AH1, a sulfur-
RT oxidizing autotroph isolated from weathered sulfide-bearing rock from the
RT Duluth Complex.";
RL Submitted (MAY-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Part of a membrane-bound complex that couples electron
CC transfer with translocation of ions across the membrane.
CC {ECO:0000256|HAMAP-Rule:MF_00463}.
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00463,
CC ECO:0000256|PIRSR:PIRSR005784-1};
CC Note=Binds 3 [4Fe-4S] clusters. {ECO:0000256|HAMAP-Rule:MF_00463,
CC ECO:0000256|PIRSR:PIRSR005784-1};
CC -!- SUBUNIT: The complex is composed of six subunits: RnfA, RnfB, RnfC,
CC RnfD, RnfE and RnfG. {ECO:0000256|HAMAP-Rule:MF_00463}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000256|HAMAP-
CC Rule:MF_00463}.
CC -!- SIMILARITY: Belongs to the 4Fe4S bacterial-type ferredoxin family. RnfB
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00463}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00463}.
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DR EMBL; CP021138; ARU31327.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Y0G6N1; -.
DR KEGG; sulf:CAP31_06295; -.
DR OrthoDB; 9789936at2; -.
DR Proteomes; UP000195558; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR Gene3D; 3.30.70.20; -; 1.
DR Gene3D; 1.10.15.40; Electron transport complex subunit B, putative Fe-S cluster; 1.
DR HAMAP; MF_00463; RsxB_RnfB; 1.
DR InterPro; IPR007202; 4Fe-4S_dom.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR010207; Elect_transpt_cplx_RnfB/RsxB.
DR InterPro; IPR016463; RnfB/RsxB_Proteobac.
DR NCBIfam; TIGR01944; rnfB; 1.
DR PANTHER; PTHR42859:SF3; ION-TRANSLOCATING OXIDOREDUCTASE COMPLEX SUBUNIT B; 1.
DR PANTHER; PTHR42859; OXIDOREDUCTASE; 1.
DR Pfam; PF14697; Fer4_21; 1.
DR Pfam; PF04060; FeS; 1.
DR PIRSF; PIRSF005784; Elect_transpt_RnfB; 1.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR PROSITE; PS51656; 4FE4S; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 2.
DR PROSITE; PS51379; 4FE4S_FER_2; 2.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_00463};
KW Cell inner membrane {ECO:0000256|ARBA:ARBA00022519, ECO:0000256|HAMAP-
KW Rule:MF_00463};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475, ECO:0000256|HAMAP-
KW Rule:MF_00463}; Electron transport {ECO:0000256|HAMAP-Rule:MF_00463};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_00463};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_00463}; Membrane {ECO:0000256|HAMAP-Rule:MF_00463};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00463}; Reference proteome {ECO:0000313|Proteomes:UP000195558};
KW Repeat {ECO:0000256|HAMAP-Rule:MF_00463};
KW Translocase {ECO:0000256|HAMAP-Rule:MF_00463};
KW Transport {ECO:0000256|HAMAP-Rule:MF_00463}.
FT DOMAIN 29..88
FT /note="4Fe-4S"
FT /evidence="ECO:0000259|PROSITE:PS51656"
FT DOMAIN 104..133
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 134..163
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT REGION 1..23
FT /note="Hydrophobic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 46
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 49
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 54
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 71
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 113
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 116
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 119
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 123
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 143
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 146
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 149
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
FT BINDING 153
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463,
FT ECO:0000256|PIRSR:PIRSR005784-1"
SQ SEQUENCE 183 AA; 19339 MW; 0159B660C4B49961 CRC64;
MLSAILVMSG LAIFLGAALG YAAVKFKVQE DPIVEKIDAI LPQTQCGQCS FPGCKPYAEA
IAAGTADINQ CPPGGEDGIR KLADLLGVEF KPLNAEHGEP KPKSVAVIDE AVCIGCTLCI
QACPVDAILG AAKQMHTVIA NECTGCELCI APCPVDCISM QPLTENVTTW KWKYPVIELR
PVP
//
