ID A0A2K8KBI5_9RHOB Unreviewed; 548 AA.
AC A0A2K8KBI5;
DT 25-APR-2018, integrated into UniProtKB/TrEMBL.
DT 25-APR-2018, sequence version 1.
DT 24-JAN-2024, entry version 21.
DE RecName: Full=Electron transfer flavoprotein-ubiquinone oxidoreductase {ECO:0000256|RuleBase:RU366068};
DE Short=ETF-QO {ECO:0000256|RuleBase:RU366068};
DE EC=1.5.5.1 {ECO:0000256|RuleBase:RU366068};
GN ORFNames=BG454_14030 {ECO:0000313|EMBL:ATX66802.1};
OS Rhodobaca barguzinensis.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Rhodobaca.
OX NCBI_TaxID=441209 {ECO:0000313|EMBL:ATX66802.1, ECO:0000313|Proteomes:UP000228948};
RN [1] {ECO:0000313|EMBL:ATX66802.1, ECO:0000313|Proteomes:UP000228948}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=alga05 {ECO:0000313|Proteomes:UP000228948};
RA Kopejtka K., Tomasch J.M., Bunk B., Koblizek M.;
RT "Revised Sequence and Annotation of the Rhodobaca barguzinensis strain
RT alga05 Genome.";
RL Submitted (NOV-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Accepts electrons from ETF and reduces ubiquinone.
CC {ECO:0000256|ARBA:ARBA00002819, ECO:0000256|RuleBase:RU366068}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a ubiquinone + reduced [electron-transfer flavoprotein] = a
CC ubiquinol + H(+) + oxidized [electron-transfer flavoprotein];
CC Xref=Rhea:RHEA:24052, Rhea:RHEA-COMP:9565, Rhea:RHEA-COMP:9566,
CC Rhea:RHEA-COMP:10685, Rhea:RHEA-COMP:10686, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16389, ChEBI:CHEBI:17976, ChEBI:CHEBI:57692,
CC ChEBI:CHEBI:58307; EC=1.5.5.1;
CC Evidence={ECO:0000256|RuleBase:RU366068};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|RuleBase:RU366068};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|RuleBase:RU366068};
CC Note=Binds 1 [4Fe-4S] cluster. {ECO:0000256|RuleBase:RU366068};
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DR EMBL; CP024899; ATX66802.1; -; Genomic_DNA.
DR RefSeq; WP_071481277.1; NZ_SODJ01000001.1.
DR AlphaFoldDB; A0A2K8KBI5; -.
DR STRING; 441209.GCA_001870665_02589; -.
DR KEGG; rbg:BG454_14030; -.
DR OrthoDB; 9766632at2; -.
DR Proteomes; UP000228948; Chromosome.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004174; F:electron-transferring-flavoprotein dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR Gene3D; 3.30.70.20; -; 1.
DR Gene3D; 3.30.9.90; -; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 1.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR040156; ETF-QO.
DR InterPro; IPR049398; ETF-QO/FixC_UQ-bd.
DR InterPro; IPR007859; ETF-QO/FixX_C.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR PANTHER; PTHR10617; ELECTRON TRANSFER FLAVOPROTEIN-UBIQUINONE OXIDOREDUCTASE; 1.
DR PANTHER; PTHR10617:SF107; ELECTRON TRANSFER FLAVOPROTEIN-UBIQUINONE OXIDOREDUCTASE, MITOCHONDRIAL; 1.
DR Pfam; PF05187; ETF_QO; 1.
DR Pfam; PF21162; ETFQO_UQ-bd; 1.
DR Pfam; PF13450; NAD_binding_8; 1.
DR PRINTS; PR00420; RNGMNOXGNASE.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR SUPFAM; SSF54373; FAD-linked reductases, C-terminal domain; 1.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 1.
PE 4: Predicted;
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|RuleBase:RU366068};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|RuleBase:RU366068};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|RuleBase:RU366068};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|RuleBase:RU366068};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|RuleBase:RU366068};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU366068};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU366068};
KW Reference proteome {ECO:0000313|Proteomes:UP000228948};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT DOMAIN 508..537
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
SQ SEQUENCE 548 AA; 59425 MW; 0E918FAF467727B6 CRC64;
MSGIEREAME YDVVIVGAGP AGLSAAIRLK QLDADMSVVV LEKGSEVGAH ILSGAVLDPC
GLDALMPDWK ERGAPIKVPV RKDNFYMLGQ AGQLRIPNWP MPPLMNNHGN YIVSMANVCR
WMAEQAEALG VEIFPGMACS ELVYEGERVK GVVAGEFGKN PDGTPGEAYE PGMELHGKYV
FLSEGVRGSL SKEVMAKYDL SKGKEPQKFG LGMKEIWEID PEKHAEGTVT HTMGWPLGSN
AGGGSFIYHA ENNQVYLGVV VHLNYENPYL SPYQEFQRFK HHPMIAELLK GGKRVAYGAR
AISEGGYQSI PKVTFPGGVL LGCSAGLVNV PRIKGNHNAM LSGKAAAEAA YKAIKDGRAG
DELGDYETVL RTGPIGRDLK KVRNVKPIWS KWGLASSLGL GGLDMWTNTL GFSLFGTLGH
NKGDAAATGE AKKHAPIDYP KPDGVLSFDR LTNVAYSFTN HEENQPAHLT LKDASIPIAV
NLPKYAEPAQ RYCPAGVYEV VSEEGKDPRF VINFQNCVHC KTCDIKDPSQ NIHWVTPQGG
DGPNYPNM
//
