ID   SSTT_ACTPJ              Reviewed;         404 AA.
AC   B0BP47;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 80.
DE   RecName: Full=Serine/threonine transporter SstT {ECO:0000255|HAMAP-Rule:MF_01582};
DE   AltName: Full=Na(+)/serine-threonine symporter {ECO:0000255|HAMAP-Rule:MF_01582};
GN   Name=sstT {ECO:0000255|HAMAP-Rule:MF_01582}; OrderedLocusNames=APJL_0769;
OS   Actinobacillus pleuropneumoniae serotype 3 (strain JL03).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC   Pasteurellaceae; Actinobacillus.
OX   NCBI_TaxID=434271;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JL03;
RX   PubMed=18197260; DOI=10.1371/journal.pone.0001450;
RA   Xu Z., Zhou Y., Li L., Zhou R., Xiao S., Wan Y., Zhang S., Wang K., Li W.,
RA   Li L., Jin H., Kang M., Dalai B., Li T., Liu L., Cheng Y., Zhang L., Xu T.,
RA   Zheng H., Pu S., Wang B., Gu W., Zhang X.L., Zhu G.-F., Wang S.,
RA   Zhao G.-P., Chen H.;
RT   "Genome biology of Actinobacillus pleuropneumoniae JL03, an isolate of
RT   serotype 3 prevalent in China.";
RL   PLoS ONE 3:E1450-E1450(2008).
CC   -!- FUNCTION: Involved in the import of serine and threonine into the cell,
CC       with the concomitant import of sodium (symport system).
CC       {ECO:0000255|HAMAP-Rule:MF_01582}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-serine(in) + Na(+)(in) = L-serine(out) + Na(+)(out);
CC         Xref=Rhea:RHEA:29575, ChEBI:CHEBI:29101, ChEBI:CHEBI:33384;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01582};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:29577;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01582};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-threonine(in) + Na(+)(in) = L-threonine(out) + Na(+)(out);
CC         Xref=Rhea:RHEA:69999, ChEBI:CHEBI:29101, ChEBI:CHEBI:57926;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01582};
CC       PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:70001;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01582};
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01582}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01582}.
CC   -!- SIMILARITY: Belongs to the dicarboxylate/amino acid:cation symporter
CC       (DAACS) (TC 2.A.23) family. {ECO:0000255|HAMAP-Rule:MF_01582}.
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DR   EMBL; CP000687; ABY69332.1; -; Genomic_DNA.
DR   RefSeq; WP_005597199.1; NC_010278.1.
DR   AlphaFoldDB; B0BP47; -.
DR   SMR; B0BP47; -.
DR   EnsemblBacteria; ABY69332; ABY69332; APJL_0769.
DR   GeneID; 66259643; -.
DR   KEGG; apj:APJL_0769; -.
DR   HOGENOM; CLU_044581_0_0_6; -.
DR   OMA; PVNLQLC; -.
DR   OrthoDB; 781228at2; -.
DR   Proteomes; UP000008547; 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:0015171; F:amino acid transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0015293; F:symporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0032329; P:serine transport; IEA:InterPro.
DR   GO; GO:0015826; P:threonine transport; IEA:InterPro.
DR   Gene3D; 1.10.3860.10; -; 1.
DR   HAMAP; MF_01582; Ser_Thr_transp_SstT; 1.
DR   InterPro; IPR001991; Na-dicarboxylate_symporter.
DR   InterPro; IPR036458; Na:dicarbo_symporter_sf.
DR   InterPro; IPR023025; Ser_Thr_transp_SstT.
DR   PANTHER; PTHR42865; PTHR42865; 1.
DR   Pfam; PF00375; SDF; 1.
DR   SUPFAM; SSF118215; SSF118215; 1.
PE   3: Inferred from homology;
KW   Amino-acid transport; Cell inner membrane; Cell membrane; Membrane;
KW   Symport; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..404
FT                   /note="Serine/threonine transporter SstT"
FT                   /id="PRO_1000197549"
FT   TRANSMEM        12..32
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        53..73
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        81..101
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        140..160
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        177..197
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        216..236
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        287..307
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        329..349
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        356..376
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
SQ   SEQUENCE   404 AA;  41870 MW;  57D1165BE2F17749 CRC64;
     MSNPSLSSKL LGGNLVLRIA IGLVLGACLA LVNPDWAKNV GVLGQFFVKS LRAIAPILVF
     VLVLSAIANK EVGSDSKLKP ILVMYVLGTF VAALTAVVLS FMFPTTLELV SNPDNLNPPQ
     GIGEIIKTVV FNLVDNPLQA LANANFIGIL AWAIGLGIAL RHAAPSTKTF LNDFAEAVSF
     VVKVVIAFAP IGVFGLVAET IATNGADAFV GYARLLGVLL GAMVIVAFVL NPLIVFWKIR
     RNPYPLTLTC LRESGVTAFF TRSSAANIPV NMNLAKRLGV RDEIASVAIP LGATINMAGA
     AITVTVLTLA AAYTQGIQPD FATALLLSIV ASVCACGASG VAGGSLLLIP LACSLFNIPN
     DIAAQVIGVG FIIGVIQDSA ETALNSSTDV LFTAAVSQAE DQKA