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NHAA2_CAMJR
ID   NHAA2_CAMJR             Reviewed;         382 AA.
AC   Q5HSD8;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   15-FEB-2005, sequence version 1.
DT   03-AUG-2022, entry version 82.
DE   RecName: Full=Na(+)/H(+) antiporter NhaA 2 {ECO:0000255|HAMAP-Rule:MF_01844};
DE   AltName: Full=Sodium/proton antiporter NhaA 2 {ECO:0000255|HAMAP-Rule:MF_01844};
GN   Name=nhaA2 {ECO:0000255|HAMAP-Rule:MF_01844}; OrderedLocusNames=CJE1827;
OS   Campylobacter jejuni (strain RM1221).
OC   Bacteria; Proteobacteria; Epsilonproteobacteria; Campylobacterales;
OC   Campylobacteraceae; Campylobacter.
OX   NCBI_TaxID=195099;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RM1221;
RX   PubMed=15660156; DOI=10.1371/journal.pbio.0030015;
RA   Fouts D.E., Mongodin E.F., Mandrell R.E., Miller W.G., Rasko D.A.,
RA   Ravel J., Brinkac L.M., DeBoy R.T., Parker C.T., Daugherty S.C.,
RA   Dodson R.J., Durkin A.S., Madupu R., Sullivan S.A., Shetty J.U.,
RA   Ayodeji M.A., Shvartsbeyn A., Schatz M.C., Badger J.H., Fraser C.M.,
RA   Nelson K.E.;
RT   "Major structural differences and novel potential virulence mechanisms from
RT   the genomes of multiple Campylobacter species.";
RL   PLoS Biol. 3:72-85(2005).
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; CP000025; AAW36249.1; -; Genomic_DNA.
DR   RefSeq; WP_002867539.1; NC_003912.7.
DR   AlphaFoldDB; Q5HSD8; -.
DR   SMR; Q5HSD8; -.
DR   KEGG; cjr:CJE1827; -.
DR   HOGENOM; CLU_015803_1_0_7; -.
DR   OMA; MGLMLRC; -.
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   Sodium; Sodium transport; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..382
FT                   /note="Na(+)/H(+) antiporter NhaA 2"
FT                   /id="PRO_0000334258"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        58..78
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        94..114
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        124..144
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        153..173
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        178..198
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        199..219
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        255..275
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01844"
FT   TRANSMEM        291..311
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   382 AA;  42389 MW;  3EAE95D37BF167B6 CRC64;
     MQMIKKMVLS ETFPGILLIF FTFLALLCKN SSLSVIYTDF FHANFTVGFD HFQISKSLDL
     WINDGLIAIF FLCIGLELKY EILRGQLKNI RAVSLPIFGA LGGMITPALI FIAINYAHDF
     AMKGWAIPTA TDIAFAVGIL MLLGNKIPTS LKLFLLSLAI FDDLGAIVII ALFYTDQLSA
     LAIIICLFCI FALLLLNYYH ITHLSLYVLV GVVLWIAMLK SGVHATLAGV IISLFIPLDT
     KNKKPYLHEV LKDLNPWVVY FILPLFAFAN AGIDIRDMHL GSVFSPVSLG IILGLFLGKQ
     LGVFTFCFIA IKLKLAKLPE NIKYGKFYGI CILTGIGFTM SLFIDGLAYK NSDIFEYADK
     LAILVASFLS AIVGFIYLKI VK
 
 
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