ID   NHAA3_ACICJ             Reviewed;         456 AA.
AC   A5FTA4;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   12-JUN-2007, sequence version 1.
DT   25-MAY-2022, entry version 80.
DE   RecName: Full=Na(+)/H(+) antiporter NhaA 3 {ECO:0000255|HAMAP-Rule:MF_01844};
DE   AltName: Full=Sodium/proton antiporter NhaA 3 {ECO:0000255|HAMAP-Rule:MF_01844};
GN   Name=nhaA3 {ECO:0000255|HAMAP-Rule:MF_01844}; OrderedLocusNames=Acry_3215;
OS   Acidiphilium cryptum (strain JF-5).
OG   Plasmid pACRY01.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodospirillales;
OC   Acetobacteraceae; Acidiphilium.
OX   NCBI_TaxID=349163;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JF-5;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Sims D., Brettin T., Bruce D., Han C., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Kim E., Magnuson T., Richardson P.;
RT   "Complete sequence of plasmid1 pACRY01 of Acidiphilium cryptum JF-5.";
RL   Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases.
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 inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01844}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       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; CP000689; ABQ28836.1; -; Genomic_DNA.
DR   RefSeq; WP_011930488.1; NC_009467.1.
DR   AlphaFoldDB; A5FTA4; -.
DR   SMR; A5FTA4; -.
DR   EnsemblBacteria; ABQ28836; ABQ28836; Acry_3215.
DR   KEGG; acr:Acry_3215; -.
DR   HOGENOM; CLU_015803_1_2_5; -.
DR   OMA; TFFFFIV; -.
DR   OrthoDB; 1805428at2; -.
DR   Proteomes; UP000000245; Plasmid pACRY01.
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.
DR   TIGRFAMs; TIGR00773; NhaA; 1.
PE   3: Inferred from homology;
KW   Antiport; Cell inner membrane; Cell membrane; Ion transport; Membrane;
KW   Plasmid; Reference proteome; Sodium; Sodium transport; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..456
FT                   /note="Na(+)/H(+) antiporter NhaA 3"
FT                   /id="PRO_0000334217"
FT   TRANSMEM        32..52
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        87..107
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        114..134
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        145..165
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        174..194
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        202..222
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        233..253
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        318..338
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        347..367
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        382..402
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        417..437
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
SQ   SEQUENCE   456 AA;  47926 MW;  539121AECBB61AC3 CRC64;
     MITDQNSKPQ QGELPTTHID ALTNSFSQFL RIEATSGAVL LLATVVALTL SNSPWSDGFR
     SLWETPIGIQ IGAFQFLRSL RDLINDGLMT LFFFIVALEI KREVVLGELR NPRMVALSVV
     AAAGGMLVPM GLYLALQHGQ PGQHGWGVVM PTDTAFVIGC LALLGSRVPP GLRVFLLSLA
     VVDDLAAILV VAVGYSRSID WTALALGAVG LVIIRGMALL GVRNIRVYFL AGAIIWLAVN
     ASGIHATIVG VILGLMTPTA GWVSDQRLGE ILRKVLSYPP GDHWSGDTED NRALQVAGIA
     VRETLSPVER LEAMLHPWVA FGVMPLFALA NAGVPITIKG LINPVSLAVM AGFVLGKPIG
     VTAFAWLGVR TGVAIRPAGL TWGGLVGGAL LTGIGFTMAL FIAGQAFQDA TLNAAKLGIL
     AASVVSSVAG LTLLCALPRS DGTPMFRGRR GGGEHP