ID B3PNX4_RHIE6 Unreviewed; 554 AA.
AC B3PNX4;
DT 02-SEP-2008, integrated into UniProtKB/TrEMBL.
DT 02-SEP-2008, sequence version 1.
DT 27-MAR-2024, entry version 77.
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=etf2 {ECO:0000313|EMBL:ACE91260.1};
GN OrderedLocusNames=RHECIAT_CH0002305 {ECO:0000313|EMBL:ACE91260.1};
OS Rhizobium etli (strain CIAT 652).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Rhizobiaceae; Rhizobium/Agrobacterium group; Rhizobium.
OX NCBI_TaxID=491916 {ECO:0000313|EMBL:ACE91260.1, ECO:0000313|Proteomes:UP000008817};
RN [1] {ECO:0000313|EMBL:ACE91260.1, ECO:0000313|Proteomes:UP000008817}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CIAT 652 {ECO:0000313|EMBL:ACE91260.1,
RC ECO:0000313|Proteomes:UP000008817};
RA Gonzalez V., Acosta J.L., Santamaria R.I., Bustos P.,
RA Hernandez-Gonzalez I.L., Fernandez J.L., Diaz R., Flores M., Mora J.,
RA Palacios R., Davila G.;
RT "Genome diversity and DNA divergence of Rhizobium etli.";
RL Submitted (APR-2008) 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; CP001074; ACE91260.1; -; Genomic_DNA.
DR AlphaFoldDB; B3PNX4; -.
DR KEGG; rec:RHECIAT_CH0002305; -.
DR eggNOG; COG0644; Bacteria.
DR eggNOG; COG2440; Bacteria.
DR HOGENOM; CLU_009667_4_1_5; -.
DR Proteomes; UP000008817; 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; 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.
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 Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU366068};
KW Ubiquinone {ECO:0000256|ARBA:ARBA00023075, ECO:0000256|RuleBase:RU366068}.
FT DOMAIN 514..543
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
SQ SEQUENCE 554 AA; 60257 MW; F8707A6CCB22A031 CRC64;
MTEEHAGESR ESMEFDVVIV GAGPAGLAAA IRLKQVNPEL SVVVLEKGAE VGAHILSGAV
VDPIGIDRLL PGWREDADHP FKTEVTDDQF LLLGPAGSIR LPNVMMPPLM NNHGNYIVSL
GNVCRWLAGK AEELGVEIYP GFAATEVLYD DKGAVIGVAT GDMGIEKNGE PGPNYTRGME
LRGKYTLIGE GVRGSLAKQL IAKFDLQKDR EPQKFGIGIK ELWQVKPENH KQGLVQHSFG
WPLGMKTGGG SFLYHLEDNL VAVGFVVHLN YKNPYLYPFE EFQRFKTHPA IRGTFEGGKR
LSYGARAITE GGYQSVPKLT FPGGALIGCS AGLVNVPRIK GSHNAALSGM LAAEKLAAAI
AAGRSHDEVV EIETDWRKGD IGRDLKRVRN VKPLWSKFGT ALGVALGGLD MWTNTLFGFS
FFGTLKHGKT DAQSLEPASQ HKPIAYPKPD GVLTFDRLSS VFLSNTNHEE DQPVHLQVKD
MGLQKSSELG IYAGPSTRYC PAGVYEWVEK DGDKTFVINA QNCVHCKTCD IKDPNQNINW
VPPQGGEGPV YPNM
//
