ID E1QJ49_DESB2 Unreviewed; 680 AA.
AC E1QJ49;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 69.
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 OrderedLocusNames=Deba_2228 {ECO:0000313|EMBL:ADK85592.1};
OS Desulfarculus baarsii (strain ATCC 33931 / DSM 2075 / LMG 7858 / VKM B-1802
OS / 2st14).
OC Bacteria; Thermodesulfobacteriota; Desulfarculia; Desulfarculales;
OC Desulfarculaceae; Desulfarculus.
OX NCBI_TaxID=644282 {ECO:0000313|EMBL:ADK85592.1, ECO:0000313|Proteomes:UP000009047};
RN [1] {ECO:0000313|EMBL:ADK85592.1, ECO:0000313|Proteomes:UP000009047}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33931 / DSM 2075 / LMG 7858 / VKM B-1802 / 2st14
RC {ECO:0000313|Proteomes:UP000009047};
RX PubMed=21304732; DOI=10.4056/sigs.1243258;
RA Sun H., Spring S., Lapidus A., Davenport K., Del Rio T.G., Tice H.,
RA Nolan M., Copeland A., Cheng J.F., Lucas S., Tapia R., Goodwin L.,
RA Pitluck S., Ivanova N., Pagani I., Mavromatis K., Ovchinnikova G., Pati A.,
RA Chen A., Palaniappan K., Hauser L., Chang Y.J., Jeffries C.D., Detter J.C.,
RA Han C., Rohde M., Brambilla E., Goker M., Woyke T., Bristow J., Eisen J.A.,
RA Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P., Land M.;
RT "Complete genome sequence of Desulfarculus baarsii type strain (2st14).";
RL Stand. Genomic Sci. 3:276-284(2010).
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=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|ARBA:ARBA00001917};
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 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; CP002085; ADK85592.1; -; Genomic_DNA.
DR RefSeq; WP_013259033.1; NC_014365.1.
DR AlphaFoldDB; E1QJ49; -.
DR STRING; 644282.Deba_2228; -.
DR KEGG; dbr:Deba_2228; -.
DR eggNOG; COG0493; Bacteria.
DR eggNOG; COG2878; Bacteria.
DR HOGENOM; CLU_000422_3_4_7; -.
DR OrthoDB; 9803192at2; -.
DR Proteomes; UP000009047; 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; 1.10.1060.10; Alpha-helical ferredoxin; 1.
DR Gene3D; 1.10.15.40; Electron transport complex subunit B, putative Fe-S cluster; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 2.
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; IPR028261; DPD_II.
DR InterPro; IPR010207; Elect_transpt_cplx_RnfB/RsxB.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR023753; FAD/NAD-binding_dom.
DR InterPro; IPR009051; Helical_ferredxn.
DR PANTHER; PTHR43073; DIHYDROPYRIMIDINE DEHYDROGENASE [NADP(+)]; 1.
DR PANTHER; PTHR43073:SF2; DIHYDROPYRIMIDINE DEHYDROGENASE [NADP(+)]; 1.
DR Pfam; PF14691; Fer4_20; 1.
DR Pfam; PF12837; Fer4_6; 1.
DR Pfam; PF04060; FeS; 1.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR PRINTS; PR00368; FADPNR.
DR PRINTS; PR00469; PNDRDTASEII.
DR SUPFAM; SSF46548; alpha-helical ferredoxin; 3.
DR SUPFAM; SSF51971; Nucleotide-binding domain; 1.
DR PROSITE; PS51656; 4FE4S; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
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|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:UP000009047};
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 129..158
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 159..188
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 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 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 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 BINDING 134
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 138
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 144
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 148
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 168
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 171
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 174
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 178
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 680 AA; 71076 MW; 58F3780EFCA44213 CRC64;
MIVEALAIGG LGLAAAVGLG VAAKIFAVEV DPLVTAVEEA LPGANCGGCG MAGCSAAAAA
MAAGRIPPSA CVGGGAAVQA EVAKILGLAL SASEPVVAHV NCRYATASAD VKYQYDGIRD
CRAAVLLFGG PKECPVGCLG LGTCVVNCPF GAIQIGANGL PQVDAALCTG CGTCERVCPM
GAAGLTSVSN RILREFTPNQ CTAPCQRSCP AGIDVARYID LTAKGRYDDA LAVVKERNPL
PLICGRICPR PCEAACRRAK VDEPVAIDNI KRFLADHEMQ SGKRVQPYKA PAKNRKVAVI
GGGAEGLTAA YFLARLGYAP TVFEAGEKLG GMLRTALPAE RLPREVLDWE IEGILEMGVE
ARLNQTFGRD CNLPELFKEG FEAVIMASGG WDAMLSGGKA PRTMPGLHLM LPLKMAWAKG
QDIDLGRNVV IVGGGAEALN VARQARQRGA GRALALLRQT REALGLDAQG LLALANEGVD
CVFEASVTGL FGGGDRAERL EYVIAGDDDQ PQAVEGVSSI IIASGRLPKL IFVRQEADPY
ANDEALHWRS LRPYGPPERP VVDLFDDLPT VADHRAVVEA IGSGRRAAAS AHMALSGRPV
AAPAQMLCSA DCALDVEALD DLLAAPQRQP MPELAPERRV YAGLEIELGL DERAAKTEAS
RCLNCGLICY KREGKLPAAA
//
