ID A0A1L9NXI5_9RHOB Unreviewed; 544 AA.
AC A0A1L9NXI5;
DT 15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT 15-MAR-2017, sequence version 1.
DT 24-JAN-2024, entry version 23.
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=PFRI_18520 {ECO:0000313|EMBL:OJI93951.1};
OS Planktotalea frisia.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Planktotalea.
OX NCBI_TaxID=696762 {ECO:0000313|EMBL:OJI93951.1, ECO:0000313|Proteomes:UP000184514};
RN [1] {ECO:0000313|EMBL:OJI93951.1, ECO:0000313|Proteomes:UP000184514}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SH6-1 {ECO:0000313|EMBL:OJI93951.1,
RC ECO:0000313|Proteomes:UP000184514};
RA Poehlein A., Bakenhus I., Voget S., Brinkhoff T., Simon M.;
RT "Genome sequence of Planktotalea frisia SH6-1.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
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};
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:OJI93951.1}.
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DR EMBL; MLCB01000126; OJI93951.1; -; Genomic_DNA.
DR RefSeq; WP_072630417.1; NZ_QKZM01000002.1.
DR AlphaFoldDB; A0A1L9NXI5; -.
DR STRING; 696762.PFRI_18520; -.
DR OrthoDB; 9766632at2; -.
DR Proteomes; UP000184514; 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; PF01946; Thi4; 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:UP000184514};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT DOMAIN 210..303
FT /note="ETF-QO/FixC ubiquinone-binding"
FT /evidence="ECO:0000259|Pfam:PF21162"
FT DOMAIN 445..541
FT /note="ETF-QO/FixX C-terminal"
FT /evidence="ECO:0000259|Pfam:PF05187"
SQ SEQUENCE 544 AA; 58949 MW; FBFAEC34A440A60C CRC64;
MCEIEREAME YDVVIVGAGP AGLSAAIRLK QLDADLQVVV LEKGSEVGAH ILSGAVLDPV
GLNKLIPDWK EKGAPLNVPV KDDNFYALGE AGQIRIPNFP MPPLMNNHGN YIVSMGNVCR
WMAEQAEELG VEIFPGMACS ELVYGDNGEV KGAVAGVFGL EADGTLGPNS EPGMELHGKY
VFLSEGVRGS LSKEVIAKYD LSKGKEPQKF GLGMKEIWEI DPAKHKEGSV THTMGWPLGS
NAGGGSFIYH LDNNQVYVGF VVHLNYENPH LFPYMEFQRF KHHPMIADLL KGGKRVAYGA
RAISEGGYQS MPKMVAPGVA LLGCSVGMVN VPRIKGNHNA MLSGIAAAEA AFAAIEADRS
GDELNDYEVE VRSGEIGKDL KKVRNVKPLW SKYGLVASLA VGGFDMWTNT LGFSLLGTLK
HGKNDADATG KAAAHQPIEY PKPDGTLSFD RLTNVAFSFT NHEESQPAHL QLTDKMVPMA
VNMPHYAEPA QRYCPAGVYE VVDDNFVINF QNCVHCKTCD IKDPSQNITW VTPQGGDGPN
YPNM
//
