KEFG_SALTY
ID KEFG_SALTY Reviewed; 183 AA.
AC P65510; Q8XGW1;
DT 11-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 03-AUG-2022, entry version 86.
DE RecName: Full=Glutathione-regulated potassium-efflux system ancillary protein KefG {ECO:0000255|HAMAP-Rule:MF_01415};
DE AltName: Full=Putative quinone oxidoreductase KefG {ECO:0000255|HAMAP-Rule:MF_01415};
DE EC=1.6.5.2 {ECO:0000255|HAMAP-Rule:MF_01415};
GN Name=kefG {ECO:0000255|HAMAP-Rule:MF_01415}; OrderedLocusNames=STM3458;
OS Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=99287;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LT2 / SGSC1412 / ATCC 700720;
RX PubMed=11677609; DOI=10.1038/35101614;
RA McClelland M., Sanderson K.E., Spieth J., Clifton S.W., Latreille P.,
RA Courtney L., Porwollik S., Ali J., Dante M., Du F., Hou S., Layman D.,
RA Leonard S., Nguyen C., Scott K., Holmes A., Grewal N., Mulvaney E.,
RA Ryan E., Sun H., Florea L., Miller W., Stoneking T., Nhan M., Waterston R.,
RA Wilson R.K.;
RT "Complete genome sequence of Salmonella enterica serovar Typhimurium LT2.";
RL Nature 413:852-856(2001).
CC -!- FUNCTION: Regulatory subunit of a potassium efflux system that confers
CC protection against electrophiles. Required for full activity of KefB.
CC {ECO:0000255|HAMAP-Rule:MF_01415}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a quinone + H(+) + NADH = a quinol + NAD(+);
CC Xref=Rhea:RHEA:46160, ChEBI:CHEBI:15378, ChEBI:CHEBI:24646,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:132124; EC=1.6.5.2;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01415};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a quinone + H(+) + NADPH = a quinol + NADP(+);
CC Xref=Rhea:RHEA:46164, ChEBI:CHEBI:15378, ChEBI:CHEBI:24646,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:132124; EC=1.6.5.2;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01415};
CC -!- SUBUNIT: Interacts with KefB. {ECO:0000255|HAMAP-Rule:MF_01415}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_01415}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_01415}; Cytoplasmic side {ECO:0000255|HAMAP-Rule:MF_01415}.
CC -!- SIMILARITY: Belongs to the NAD(P)H dehydrogenase (quinone) family. KefG
CC subfamily. {ECO:0000255|HAMAP-Rule:MF_01415}.
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DR EMBL; AE006468; AAL22321.1; -; Genomic_DNA.
DR RefSeq; NP_462362.1; NC_003197.2.
DR RefSeq; WP_000081820.1; NC_003197.2.
DR AlphaFoldDB; P65510; -.
DR SMR; P65510; -.
DR STRING; 99287.STM3458; -.
DR PaxDb; P65510; -.
DR EnsemblBacteria; AAL22321; AAL22321; STM3458.
DR GeneID; 1254981; -.
DR KEGG; stm:STM3458; -.
DR PATRIC; fig|99287.12.peg.3655; -.
DR HOGENOM; CLU_058643_0_1_6; -.
DR OMA; RYPMSDI; -.
DR PhylomeDB; P65510; -.
DR BioCyc; SENT99287:STM3458-MON; -.
DR Proteomes; UP000001014; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0009055; F:electron transfer activity; IBA:GO_Central.
DR GO; GO:0010181; F:FMN binding; IBA:GO_Central.
DR GO; GO:0003955; F:NAD(P)H dehydrogenase (quinone) activity; IBA:GO_Central.
DR GO; GO:0050136; F:NADH dehydrogenase (quinone) activity; IEA:RHEA.
DR GO; GO:0008753; F:NADPH dehydrogenase (quinone) activity; IEA:RHEA.
DR GO; GO:0032414; P:positive regulation of ion transmembrane transporter activity; IBA:GO_Central.
DR GO; GO:1901381; P:positive regulation of potassium ion transmembrane transport; IEA:UniProtKB-UniRule.
DR GO; GO:0006813; P:potassium ion transport; IEA:InterPro.
DR Gene3D; 3.40.50.360; -; 1.
DR HAMAP; MF_01415; K_H_efflux_KefG; 1.
DR InterPro; IPR003680; Flavodoxin_fold.
DR InterPro; IPR029039; Flavoprotein-like_sf.
DR InterPro; IPR023947; K_H_efflux_KefG.
DR Pfam; PF02525; Flavodoxin_2; 1.
DR SUPFAM; SSF52218; SSF52218; 1.
PE 3: Inferred from homology;
KW Cell inner membrane; Cell membrane; Membrane; NAD; Oxidoreductase;
KW Reference proteome.
FT CHAIN 1..183
FT /note="Glutathione-regulated potassium-efflux system
FT ancillary protein KefG"
FT /id="PRO_0000071648"
SQ SEQUENCE 183 AA; 20927 MW; 165E328B928BD9EA CRC64;
MSQPAKVLLL YAHPESQDSV ANRVLLKPAI QHNNVTVHDL YARYPDFFID TPYEQALLRE
HDVIVFQHPL YTYSCPALLK EWLDRVLSRG FASGPGGNQL VGKYWRSVIT TGEPESAYRY
DALNRYPMSD VLRPFELTAA MCRMHWMPPI IVYWARRQSP QTLASHAKAY GEWLANPVSA
GGY
