ID C3MEE0_SINFN Unreviewed; 554 AA.
AC C3MEE0;
DT 16-JUN-2009, integrated into UniProtKB/TrEMBL.
DT 16-JUN-2009, sequence version 1.
DT 27-MAR-2024, entry version 87.
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=etf {ECO:0000313|EMBL:ACP25809.1};
GN OrderedLocusNames=NGR_c20460 {ECO:0000313|EMBL:ACP25809.1};
OS Sinorhizobium fredii (strain NBRC 101917 / NGR234).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium.
OX NCBI_TaxID=394 {ECO:0000313|EMBL:ACP25809.1, ECO:0000313|Proteomes:UP000001054};
RN [1] {ECO:0000313|EMBL:ACP25809.1, ECO:0000313|Proteomes:UP000001054}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 101917 / NGR234 {ECO:0000313|Proteomes:UP000001054};
RX PubMed=19376903; DOI=10.1128/AEM.00515-09;
RA Schmeisser C., Liesegang H., Krysciak D., Bakkou N., Le Quere A.,
RA Wollherr A., Heinemeyer I., Morgenstern B., Pommerening-Roeser A.,
RA Flores M., Palacios R., Brenner S., Gottschalk G., Schmitz R.A.,
RA Broughton W.J., Perret X., Strittmatter A.W., Streit W.R.;
RT "Rhizobium sp. strain NGR234 possesses a remarkable number of secretion
RT systems.";
RL Appl. Environ. Microbiol. 75:4035-4045(2009).
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; CP001389; ACP25809.1; -; Genomic_DNA.
DR RefSeq; WP_012708572.1; NC_012587.1.
DR RefSeq; YP_002826562.1; NC_012587.1.
DR AlphaFoldDB; C3MEE0; -.
DR STRING; 394.NGR_c20460; -.
DR KEGG; rhi:NGR_c20460; -.
DR PATRIC; fig|394.7.peg.4869; -.
DR eggNOG; COG0644; Bacteria.
DR eggNOG; COG2440; Bacteria.
DR HOGENOM; CLU_009667_4_1_5; -.
DR OrthoDB; 9766632at2; -.
DR Proteomes; UP000001054; 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 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 Reference proteome {ECO:0000313|Proteomes:UP000001054};
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; 60464 MW; DBEA3D2A05252285 CRC64;
MSDRMELPER ESMEFDVVIV GAGPAGLAAA IRLKQVNPEL SVVVLEKGAE VGAHILSGAV
VDPIGIDRLL PDWRNDADHP FKTEVTDDHF LFLGPAGSIR LPNFLMPPLM NNHGNYIVSL
GLVCRWLATH AEALGVEIYP GFAATEVLYN DEGAVIGVAT GDMGIERSGE PGPNFARGMA
LLGKYTLIGE GVRGSLAKQL IAKFDLSRDR DVQKFGIGLK ELWEVKPENH RPGLVQHSFG
WPLGMKTGGG SFLYHLEDNL VAVGFVVHLN YKNPYLYPFE EFQRFKTHPA IRGTFEGGKR
LSYGARAITE GGYQSVPKLS FPGGALIGCS AGFVNVPRIK GSHNAVLSGI LAAEKLAAAI
ASGRANDEPI EIERGWRDSA IGQDLKKVRN VKPLWSRFGT AIGVGLGGLD MWTNTLFGFS
FFGTLKHGKT DAQSLEPAAQ HQKIDYPKPD GVLTFDRLSS VFLSNTNHEE DQPIHLKVKD
PELQKRSELD VYAGPSTRYC PAGVYEWVEK DGKPTFVINA QNCVHCKTCD IKDPNQNINW
VPPQGGEGPV YPNM
//
