ID E0TBI6_PARBH Unreviewed; 559 AA.
AC E0TBI6;
DT 02-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 61.
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 OrderedLocusNames=PB2503_01412 {ECO:0000313|EMBL:ADM08361.1};
OS Parvularcula bermudensis (strain ATCC BAA-594 / HTCC2503 / KCTC 12087).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Parvularculales;
OC Parvularculaceae; Parvularcula.
OX NCBI_TaxID=314260 {ECO:0000313|EMBL:ADM08361.1, ECO:0000313|Proteomes:UP000001302};
RN [1] {ECO:0000313|Proteomes:UP000001302}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-594 / HTCC2503 / KCTC 12087
RC {ECO:0000313|Proteomes:UP000001302};
RA Kang D.-M., Oh H.-M., Cho J.-C.;
RT "Genome sequence of Parvularcula bermudensis HTCC2503.";
RL Submitted (AUG-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ADM08361.1, ECO:0000313|Proteomes:UP000001302}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-594 / HTCC2503 / KCTC 12087
RC {ECO:0000313|Proteomes:UP000001302};
RX PubMed=21037002; DOI=10.1128/JB.01205-10;
RA Oh H.M., Kang I., Vergin K.L., Kang D., Rhee K.H., Giovannoni S.J.,
RA Cho J.C.;
RT "Complete genome sequence of strain HTCC2503T of Parvularcula bermudensis,
RT the type species of the order "Parvularculales" in the class
RT Alphaproteobacteria.";
RL J. Bacteriol. 193:305-306(2011).
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; CP002156; ADM08361.1; -; Genomic_DNA.
DR AlphaFoldDB; E0TBI6; -.
DR STRING; 314260.PB2503_01412; -.
DR KEGG; pbr:PB2503_01412; -.
DR eggNOG; COG0644; Bacteria.
DR eggNOG; COG2440; Bacteria.
DR HOGENOM; CLU_009667_4_1_5; -.
DR OrthoDB; 9766632at2; -.
DR Proteomes; UP000001302; 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; 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:UP000001302};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT DOMAIN 218..311
FT /note="ETF-QO/FixC ubiquinone-binding"
FT /evidence="ECO:0000259|Pfam:PF21162"
FT DOMAIN 456..556
FT /note="ETF-QO/FixX C-terminal"
FT /evidence="ECO:0000259|Pfam:PF05187"
SQ SEQUENCE 559 AA; 61252 MW; BD27DFBCB7EFA5C1 CRC64;
MFDDTPVERE SMEFDVVIVG AGPAGLCAAI RLKQLEQEKG GDLSVVVVEK GSEVGAHILS
GAVLDPKALD ELLPDWRDDA ECPIDTPVTD EKFLYLGSAG SMPLPIWAMP KMIKNHGCYA
VSMGSVCRWL AEKAEAMGVE IYPMMAASQL IRTEDGAIAG VIVGEVGIGR DGEKKDSYEP
GMELRGKYTL LAEGVRGSLS KQVISEFGLD KNAEPQKYGI GIKELWKVPD EKFHKGLVQH
TFGWPLPNDA GGGSWMYHFG DNFVSIGFVV HLNYKNPYLA PYQEFQRFKT HPEVRPFLEG
GERVAYGARA ITEGGFQSVP ELTFPGGALI GCSAGFVNVP RIKGNHNAMK TGMMAAEAAF
EAVSEERKAD RLVAYQTAYD NSWVRDELYK VRNAKPLWSK YGTFLGALVL NGLELSLTTR
TGGFSLFGTL KHGKTDAESL EKASKHKPID YPKPDGVLTF DKLTNVSFSA TNHEEDQPIH
LKLKDPSMMT QIQLPEFAGP SARYCPAGVY EYVEDGGETK FQINAQNCVH CKTCDIKDPM
QNIVWTTPEG GGGPNYPNM
//
