NHAB_PSEPF
ID NHAB_PSEPF Reviewed; 500 AA.
AC Q3KD25;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 08-NOV-2005, sequence version 1.
DT 25-MAY-2022, entry version 90.
DE RecName: Full=Na(+)/H(+) antiporter NhaB {ECO:0000255|HAMAP-Rule:MF_01599};
DE AltName: Full=Sodium/proton antiporter NhaB {ECO:0000255|HAMAP-Rule:MF_01599};
GN Name=nhaB {ECO:0000255|HAMAP-Rule:MF_01599}; OrderedLocusNames=Pfl01_2589;
OS Pseudomonas fluorescens (strain Pf0-1).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=205922;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Pf0-1;
RX PubMed=19432983; DOI=10.1186/gb-2009-10-5-r51;
RA Silby M.W., Cerdeno-Tarraga A.M., Vernikos G.S., Giddens S.R.,
RA Jackson R.W., Preston G.M., Zhang X.-X., Moon C.D., Gehrig S.M.,
RA Godfrey S.A.C., Knight C.G., Malone J.G., Robinson Z., Spiers A.J.,
RA Harris S., Challis G.L., Yaxley A.M., Harris D., Seeger K., Murphy L.,
RA Rutter S., Squares R., Quail M.A., Saunders E., Mavromatis K.,
RA Brettin T.S., Bentley S.D., Hothersall J., Stephens E., Thomas C.M.,
RA Parkhill J., Levy S.B., Rainey P.B., Thomson N.R.;
RT "Genomic and genetic analyses of diversity and plant interactions of
RT Pseudomonas fluorescens.";
RL Genome Biol. 10:R51.1-R51.16(2009).
CC -!- FUNCTION: Na(+)/H(+) antiporter that extrudes sodium in exchange for
CC external protons. {ECO:0000255|HAMAP-Rule:MF_01599}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3 H(+)(out) + 2 Na(+)(in) = 3 H(+)(in) + 2 Na(+)(out);
CC Xref=Rhea:RHEA:29247, ChEBI:CHEBI:15378, ChEBI:CHEBI:29101;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01599};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:29248;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01599};
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_01599}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_01599}.
CC -!- SIMILARITY: Belongs to the NhaB Na(+)/H(+) (TC 2.A.34) antiporter
CC family. {ECO:0000255|HAMAP-Rule:MF_01599}.
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DR EMBL; CP000094; ABA74330.1; -; Genomic_DNA.
DR RefSeq; WP_011334004.1; NC_007492.2.
DR AlphaFoldDB; Q3KD25; -.
DR SMR; Q3KD25; -.
DR STRING; 205922.Pfl01_2589; -.
DR EnsemblBacteria; ABA74330; ABA74330; Pfl01_2589.
DR KEGG; pfo:Pfl01_2589; -.
DR eggNOG; COG3067; Bacteria.
DR HOGENOM; CLU_041110_0_0_6; -.
DR OMA; QFEMLAV; -.
DR Proteomes; UP000002704; Chromosome.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0015385; F:sodium:proton antiporter activity; IEA:InterPro.
DR HAMAP; MF_01599; NhaB; 1.
DR InterPro; IPR004671; Na+/H+_antiporter_NhaB.
DR PANTHER; PTHR43302:SF1; PTHR43302:SF1; 1.
DR Pfam; PF06450; NhaB; 1.
PE 3: Inferred from homology;
KW Antiport; Cell inner membrane; Cell membrane; Ion transport; Membrane;
KW Sodium; Sodium transport; Transmembrane; Transmembrane helix; Transport.
FT CHAIN 1..500
FT /note="Na(+)/H(+) antiporter NhaB"
FT /id="PRO_0000333111"
FT TRANSMEM 28..50
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 58..78
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 96..116
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 129..149
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 150..170
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 205..225
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 241..261
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 311..331
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 350..370
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 394..414
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 449..469
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT TRANSMEM 477..497
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
SQ SEQUENCE 500 AA; 54795 MW; A0AB1984D49DB295 CRC64;
MSGSMAQAFA HNFLGHSPRW YKACIVGFLM LNALVLWSVG PVAAGWLLVI EFIFTLAMAL
KCYPLMPGGL LLIEALLLKM TTPQALYEEL QHNFPVILLL MFMVAGIYFM KDLLLFLFSR
LLLGVRSKAL LALMFCFLSA FLSAFLDALT VTAVIISAAV GFYSVYHRVA SGNDPRQDSE
FSDDQHLPQL HHEDLEQFRA FLRSLLMHGA VGTALGGVCT LVGEPQNLLI GHEMGWHFAE
FFLKVAPVSL PVLVAGLVTC LLLEKLRWFG YGTLLPDNVR AVLANYAAED NAERTPRQRA
ALLVQGCAAL ILIAGLAFHI AEVGLIGLMV IVLITAFTGI TDEHRLGSAF KDAMPFTALL
VVFFAVVAVI HDQQLFAPLI QWVLALPADQ QPGMLFIANG LLSAISDNVF VATIYITEVK
QAFLSGHMSR EHFETLAIAI NTGTNLPSVA TPNGQAAFLF LLTSAIAPLV RLSYGRMVWM
ALPYTVVMGL LGWYAVSYWL
