ID   NHAA_DESHY              Reviewed;         389 AA.
AC   Q24V86;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   18-APR-2006, sequence version 1.
DT   03-AUG-2022, entry version 83.
DE   RecName: Full=Na(+)/H(+) antiporter NhaA {ECO:0000255|HAMAP-Rule:MF_01844};
DE   AltName: Full=Sodium/proton antiporter NhaA {ECO:0000255|HAMAP-Rule:MF_01844};
GN   Name=nhaA {ECO:0000255|HAMAP-Rule:MF_01844}; OrderedLocusNames=DSY2267;
OS   Desulfitobacterium hafniense (strain Y51).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Desulfitobacteriaceae;
OC   Desulfitobacterium.
OX   NCBI_TaxID=138119;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Y51;
RX   PubMed=16513756; DOI=10.1128/jb.188.6.2262-2274.2006;
RA   Nonaka H., Keresztes G., Shinoda Y., Ikenaga Y., Abe M., Naito K.,
RA   Inatomi K., Furukawa K., Inui M., Yukawa H.;
RT   "Complete genome sequence of the dehalorespiring bacterium
RT   Desulfitobacterium hafniense Y51 and comparison with Dehalococcoides
RT   ethenogenes 195.";
RL   J. Bacteriol. 188:2262-2274(2006).
CC   -!- FUNCTION: Na(+)/H(+) antiporter that extrudes sodium in exchange for
CC       external protons. {ECO:0000255|HAMAP-Rule:MF_01844}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 H(+)(out) + Na(+)(in) = 2 H(+)(in) + Na(+)(out);
CC         Xref=Rhea:RHEA:29251, ChEBI:CHEBI:15378, ChEBI:CHEBI:29101;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01844};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:29252;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01844};
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000255|HAMAP-Rule:MF_01844};
CC       Multi-pass membrane protein {ECO:0000255|HAMAP-Rule:MF_01844}.
CC   -!- SIMILARITY: Belongs to the NhaA Na(+)/H(+) (TC 2.A.33) antiporter
CC       family. {ECO:0000255|HAMAP-Rule:MF_01844}.
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DR   EMBL; AP008230; BAE84056.1; -; Genomic_DNA.
DR   RefSeq; WP_005811106.1; NC_007907.1.
DR   AlphaFoldDB; Q24V86; -.
DR   SMR; Q24V86; -.
DR   EnsemblBacteria; BAE84056; BAE84056; DSY2267.
DR   KEGG; dsy:DSY2267; -.
DR   eggNOG; COG3004; Bacteria.
DR   HOGENOM; CLU_015803_1_2_9; -.
DR   OMA; MGLMLRC; -.
DR   OrthoDB; 1805428at2; -.
DR   Proteomes; UP000001946; 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:0015297; F:antiporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0015081; F:sodium ion transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006885; P:regulation of pH; IEA:InterPro.
DR   Gene3D; 1.20.1530.10; -; 1.
DR   HAMAP; MF_01844; NhaA; 1.
DR   InterPro; IPR023171; Na/H_antiporter_dom_sf.
DR   InterPro; IPR004670; NhaA.
DR   PANTHER; PTHR30341; PTHR30341; 1.
DR   Pfam; PF06965; Na_H_antiport_1; 1.
PE   3: Inferred from homology;
KW   Antiport; Cell membrane; Ion transport; Membrane; Reference proteome;
KW   Sodium; Sodium transport; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..389
FT                   /note="Na(+)/H(+) antiporter NhaA"
FT                   /id="PRO_0000334275"
FT   TRANSMEM        8..28
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        48..68
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        91..111
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        119..139
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        173..193
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        214..234
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        262..282
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        288..308
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        327..347
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        361..381
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
SQ   SEQUENCE   389 AA;  41969 MW;  022CC786C40ED021 CRC64;
     MSTQKKTINF LQEFSIPLIL GVLIALVWAN LAPENYHHFV HNEIIGHISL HFFVNDIFMV
     FFFAMAAIEI TQSLLPGGSL NPLKRAINPL MATLGGVLGP ALVFLGLNAL IGSPEFARGW
     GIPTATDIAL AWLVARVVFG AQHAAVSFLL LLAIVDDGIG LMIIAFFYPD PANPVAPLWL
     LLTVAGMLVA YLLRRKNVQS YWPYIILGGI LSWAGLYLAH IHPALALVFI VPFLPHPPRE
     EFGLFEDDPQ DHSTLKTFEH EWKIFVDFGL LLFGLTNAGV EFSEINTLTW LVLIALVGGK
     TIGIFLMGSL ATVIGFPFPK GMGYKELLVA GVIAAMGLTV ALFVSGVAFI DPGLQGAAKM
     GALFSAVAAV IAFALGKVLG IKKVKDTQA