ID A0A068Z112_9BURK Unreviewed; 561 AA.
AC A0A068Z112;
DT 01-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 01-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 36.
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};
OS Polaromonas sp. CG9_12.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Polaromonas.
OX NCBI_TaxID=1504672 {ECO:0000313|EMBL:CDS54768.1, ECO:0000313|Proteomes:UP000043372};
RN [1] {ECO:0000313|EMBL:CDS54768.1, ECO:0000313|Proteomes:UP000043372}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Smith H.J., Foreman C.M., Ramaraj T.;
RT "Draft Genome Sequence of a Metabolically Diverse Antarctic Supraglacial
RT Stream Organism, Polaromonas sp. Strain CG9_12, Determined Using Pacific
RT Biosciences Single-Molecule Real-Time Sequencing Technology.";
RL Genome Announc. 2:1-2(2014).
CC -!- FUNCTION: Accepts electrons from ETF and reduces ubiquinone.
CC {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; CCJP01000005; CDS54768.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A068Z112; -.
DR STRING; 1504672.gene:199034025; -.
DR eggNOG; COG0644; Bacteria.
DR eggNOG; COG2440; Bacteria.
DR OrthoDB; 9766632at2; -.
DR Proteomes; UP000043372; Unassembled WGS sequence.
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; 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.
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:UP000043372};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT DOMAIN 221..314
FT /note="ETF-QO/FixC ubiquinone-binding"
FT /evidence="ECO:0000259|Pfam:PF21162"
FT DOMAIN 458..559
FT /note="ETF-QO/FixX C-terminal"
FT /evidence="ECO:0000259|Pfam:PF05187"
SQ SEQUENCE 561 AA; 60525 MW; 6E26084F859887E7 CRC64;
MQTQEILAQY GPRESMDYDV VVVGGGPGGL SAAIRLKQLA AEQGTELSVV VLEKGSEPGA
HILSGAVMDP RALTELIPDW KALGAPLNQP VTADEVLFLS ETGSTKTPAW LVPDCFHNAG
NYVISLGNVT RWLAAQAEAL GVEIFPGFAA AEVLYTDAGA VRGVATGNLG VGKDGAPTDN
FQLGMELCAK YTVFAEGARG HLGRQLIARF KLDEGKDPQA YALGVKELWE IDPARHQSGL
VVHTAGWPMD SDTYGGGFLY HLEGNQVTLG FVTGLDYSNP YLSPFEEMQR WKTHPAIRKH
LEGGKRIGYG ARAITAGGAL SLPKTVFPGG ALIGCEAGYL NASRIKGSHA AIKTGMLAAE
AAYAAVVAGR EHDELDAYPA AYEASWLAQE LNQARNFKAW FKKGVYMGSF MTGVEQWLLP
RIGIKSPPWT IHRTQPDHAM LKPAAECQPI VYPKPDNQLT FDRLTSVFIS NTHHEEHQPA
HLTLKDASVP VAINLAKYDG PESRYCPAGV YEYVKNPDNS DRLQINAQNC VHCKTCDIKD
PTQNIVWVTP EGGGGPNYSG M
//