KEFG_SALCH
ID KEFG_SALCH Reviewed; 183 AA.
AC Q57J14;
DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 10-MAY-2005, sequence version 1.
DT 25-MAY-2022, entry version 78.
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=SCH_3392;
OS Salmonella choleraesuis (strain SC-B67).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=321314;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SC-B67;
RX PubMed=15781495; DOI=10.1093/nar/gki297;
RA Chiu C.-H., Tang P., Chu C., Hu S., Bao Q., Yu J., Chou Y.-Y., Wang H.-S.,
RA Lee Y.-S.;
RT "The genome sequence of Salmonella enterica serovar Choleraesuis, a highly
RT invasive and resistant zoonotic pathogen.";
RL Nucleic Acids Res. 33:1690-1698(2005).
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; AE017220; AAX67298.1; -; Genomic_DNA.
DR RefSeq; WP_000081820.1; NC_006905.1.
DR AlphaFoldDB; Q57J14; -.
DR SMR; Q57J14; -.
DR EnsemblBacteria; AAX67298; AAX67298; SCH_3392.
DR KEGG; sec:SCH_3392; -.
DR HOGENOM; CLU_058643_0_1_6; -.
DR OMA; RYPMSDI; -.
DR Proteomes; UP000000538; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
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; IEA:UniProtKB-UniRule.
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.
FT CHAIN 1..183
FT /note="Glutathione-regulated potassium-efflux system
FT ancillary protein KefG"
FT /id="PRO_1000068481"
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
