ID A0A133YVR0_9FIRM Unreviewed; 283 AA.
AC A0A133YVR0;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 27-MAR-2024, entry version 25.
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=HMPREF3188_00550 {ECO:0000313|EMBL:KXB47282.1};
OS Tissierellia bacterium KA00581.
OC Bacteria; Bacillota; Tissierellia.
OX NCBI_TaxID=1588751 {ECO:0000313|EMBL:KXB47282.1, ECO:0000313|Proteomes:UP000070503};
RN [1] {ECO:0000313|EMBL:KXB47282.1, ECO:0000313|Proteomes:UP000070503}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KA00581 {ECO:0000313|EMBL:KXB47282.1,
RC ECO:0000313|Proteomes:UP000070503};
RA Oliw E.H.;
RL Submitted (JAN-2016) 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 Note=Binds 3 [4Fe-4S] clusters. {ECO:0000256|HAMAP-Rule:MF_00463};
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 membrane {ECO:0000256|HAMAP-Rule:MF_00463}.
CC -!- SIMILARITY: Belongs to the 4Fe4S bacterial-type ferredoxin family. RnfB
CC subfamily. {ECO:0000256|HAMAP-Rule:MF_00463}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KXB47282.1}.
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DR EMBL; LSCW01000036; KXB47282.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A133YVR0; -.
DR STRING; 1588751.HMPREF3188_00550; -.
DR PATRIC; fig|1588751.3.peg.544; -.
DR Proteomes; UP000070503; Unassembled WGS sequence.
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; -; 2.
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 NCBIfam; TIGR01944; rnfB; 1.
DR PANTHER; PTHR43560; ION-TRANSLOCATING OXIDOREDUCTASE COMPLEX SUBUNIT B; 1.
DR PANTHER; PTHR43560:SF1; ION-TRANSLOCATING OXIDOREDUCTASE COMPLEX SUBUNIT B; 1.
DR Pfam; PF13370; Fer4_13; 1.
DR Pfam; PF13187; Fer4_9; 1.
DR Pfam; PF04060; FeS; 1.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 2.
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 membrane {ECO:0000256|HAMAP-Rule:MF_00463};
KW 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:UP000070503};
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 38..97
FT /note="4Fe-4S"
FT /evidence="ECO:0000259|PROSITE:PS51656"
FT DOMAIN 147..166
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 167..196
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT REGION 1..32
FT /note="Hydrophobic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 55
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 58
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 63
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 80
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 143
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 147
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 150
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
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 BINDING 157
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 176
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 179
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 182
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="3"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
FT BINDING 186
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00463"
SQ SEQUENCE 283 AA; 30093 MW; DDB066DD4A90DFAF CRC64;
MFRGDIMSSI VVAVLVLSIL GILFALILGL ASKVFFVKVD EKILKVREQM PGANCGACGF
PGCDGLAKAI AEGKAEVTAC PVGGADLAAR LAKILGLEAG EVEKMVACVM CQGDKDFAKE
KYIYTGIRDC RVNNSMQGGS KTCAYGCLGC GTCRDVCPFD AIDMVNGIPV VNKDKCTACR
KCIEICPKDL IDLVPYAQTV MVKCKSFAAG NIVKNACQVG CIGCKMCQRV YPEAFVIENN
LAKVNYAQGL DEDLLLQAAD KCPTNAIFPG LARKMAEKVN NVA
//