ID   NHAB_SHEWM              Reviewed;         528 AA.
AC   B1KIB5;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 73.
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=Swoo_2690;
OS   Shewanella woodyi (strain ATCC 51908 / MS32).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Shewanellaceae; Shewanella.
OX   NCBI_TaxID=392500;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51908 / MS32;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA   Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Lykidis A., Zhao J.-S., Richardson P.;
RT   "Complete sequence of Shewanella woodyi ATCC 51908.";
RL   Submitted (FEB-2008) 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_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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000961; ACA86966.1; -; Genomic_DNA.
DR   RefSeq; WP_012325306.1; NC_010506.1.
DR   AlphaFoldDB; B1KIB5; -.
DR   SMR; B1KIB5; -.
DR   STRING; 392500.Swoo_2690; -.
DR   EnsemblBacteria; ACA86966; ACA86966; Swoo_2690.
DR   KEGG; swd:Swoo_2690; -.
DR   eggNOG; COG3067; Bacteria.
DR   HOGENOM; CLU_041110_0_0_6; -.
DR   OMA; QFEMLAV; -.
DR   OrthoDB; 305652at2; -.
DR   Proteomes; UP000002168; 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.
DR   TIGRFAMs; TIGR00774; NhaB; 1.
PE   3: Inferred from homology;
KW   Antiport; Cell inner membrane; Cell membrane; Ion transport; Membrane;
KW   Reference proteome; Sodium; Sodium transport; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..528
FT                   /note="Na(+)/H(+) antiporter NhaB"
FT                   /id="PRO_1000191546"
FT   TRANSMEM        29..49
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        52..72
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        95..115
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        139..159
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        203..223
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        248..268
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        304..324
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        349..369
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        390..410
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        448..468
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
FT   TRANSMEM        476..496
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01599"
SQ   SEQUENCE   528 AA;  57829 MW;  106BEB3E0B634A20 CRC64;
     MPVTMSQAFI DNFLGNSPKW FKIAILSFLI INPIVFYINP FVAGWLLVIE FIFTLAMALK
     CYPLQPGGLL AIQAVAIGMT SPSQVFHEIE ANLEVLLLLV FMVAGIYFMK QLLLFGFTKM
     ITKVRSKIVV SLMFCTASAF LSAFLDALTV IAVIIAVAVG FYSIYHKVAS GKTFNDDHDH
     TSDGQKQLCE EELEAFRGFL RNLLMHAGVG TALGGVCTMV GEPQNLIIAA QANWQFAEFA
     IRMSPVTVPV FFAGIFTCFL VEKFKIFGYG LQLPEAVHKI LSDYEAHEDA RRTNHDKMKL
     VVQAFIGIWL IVGLALHLAS VGLIGLSVII LATAFNGVTN EHALGKAFEE ALPFTALLAV
     FFAVVAVIID QQLFAPVIQW ALSYEGNTQL VIFYIANGLL SMVSDNVFVG TVYINEVKAA
     LLSGQITRDQ FDLLAVAINT GTNLPSVATP NGQAAFLFLL TSAIAPLIRL SYGRMVWMAL
     PYTIVLSIVG VLAIELGGLE QMTQYFYDNQ IITHHSIKDV VESAVSSH