ID A0A2K6G7V8_PROCO Unreviewed; 521 AA.
AC A0A2K6G7V8;
DT 28-MAR-2018, integrated into UniProtKB/TrEMBL.
DT 28-MAR-2018, sequence version 1.
DT 27-MAR-2024, entry version 29.
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 Name=ETFDH {ECO:0000313|Ensembl:ENSPCOP00000022320.1};
OS Propithecus coquereli (Coquerel's sifaka) (Propithecus verreauxi
OS coquereli).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Strepsirrhini; Lemuriformes;
OC Indriidae; Propithecus.
OX NCBI_TaxID=379532 {ECO:0000313|Ensembl:ENSPCOP00000022320.1, ECO:0000313|Proteomes:UP000233160};
RN [1] {ECO:0000313|Ensembl:ENSPCOP00000022320.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
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 AlphaFoldDB; A0A2K6G7V8; -.
DR Ensembl; ENSPCOT00000032993.1; ENSPCOP00000022320.1; ENSPCOG00000023247.1.
DR GeneTree; ENSGT00390000010773; -.
DR OMA; INFQNCV; -.
DR Proteomes; UP000233160; Unplaced.
DR GO; GO:0005743; C:mitochondrial inner membrane; IEA:UniProtKB-SubCell.
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; -; 2.
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; PF01946; Thi4; 1.
DR PRINTS; PR00469; PNDRDTASEII.
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 Membrane {ECO:0000256|SAM:Phobius};
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:UP000233160};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT TRANSMEM 364..382
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 481..510
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
SQ SEQUENCE 521 AA; 57364 MW; 036110C8FDB8187E CRC64;
MLVPLAKLSC PGVNMERFAE EADVVIVGAG PAGLSAAVRL KQLAAKHEKD IRVCLVEKAA
QIGAHTLSGA CLDPSAFKEL FPDWKEKGAP LNTPVTEDRF GILTEKYRIP VPILPGLPMN
NHGNYIVRLG HLVSWMGEQA EALGVEVYPG YAAAEVLFHD DGSVKGIATN DVGIQKDGAP
KLWIIDEKKW KPGRVDHTVG WPLDRHTYGG SFLYHLNEGE PLVALGLVVG LDYQNPYLSP
FREFQRWKHH PSIRPTLEGG KRIAYGARAL NEGGFQSIPK LTFPGGLLIG CSPGFLNVPK
IKGTHTAMKS GILAAESIFN QLTSENLQSK TIGLHITEYE DNLKKSWVWK ELYAVRNIRP
SCHGILGMYG GMIYTGIFYW IFRGMEPWTL KHKGSDSDQL KAAKDCTPIE YPKPDGQISF
DLLSSVALSG TNHEHDQPAH LTLRDDSIPV HRNLSIYDGP EQRFCPAGVY EFVPLEQGDG
FRLQINAQNC VHCKTCDIKD PSQNINWVVP EGGGGPAYNG M
//
