ID   SSTT_VIBVU              Reviewed;         406 AA.
AC   Q8D4Q1;
DT   13-NOV-2007, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   25-MAY-2022, entry version 105.
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=VV2_1238;
OS   Vibrio vulnificus (strain CMCP6).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Vibrio.
OX   NCBI_TaxID=216895;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CMCP6;
RA   Rhee J.H., Kim S.Y., Chung S.S., Kim J.J., Moon Y.H., Jeong H., Choy H.E.;
RT   "Complete genome sequence of Vibrio vulnificus CMCP6.";
RL   Submitted (DEC-2002) to the EMBL/GenBank/DDBJ databases.
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; AE016796; AAO08135.1; -; Genomic_DNA.
DR   RefSeq; WP_011082130.1; NC_004460.2.
DR   AlphaFoldDB; Q8D4Q1; -.
DR   SMR; Q8D4Q1; -.
DR   EnsemblBacteria; AAO08135; AAO08135; VV2_1238.
DR   KEGG; vvu:VV2_1238; -.
DR   HOGENOM; CLU_044581_0_0_6; -.
DR   OMA; PVNLQLC; -.
DR   Proteomes; UP000002275; Chromosome 2.
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..406
FT                   /note="Serine/threonine transporter SstT"
FT                   /id="PRO_0000309155"
FT   TRANSMEM        15..35
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        47..67
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        191..211
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        215..235
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        289..309
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        315..335
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT   TRANSMEM        362..382
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
SQ   SEQUENCE   406 AA;  42153 MW;  B71A1A064D905223 CRC64;
     MQHNSLIARF AQGNLVLQIL VGIILGISLA LVSPSSAESV GMLGSLFVGA LKAIAPILVF
     ILVAASIANQ KKNQHTHMRP IIAMYLAGTF FAALTAVVLS FMFPTTLTLV TGAEGANPPQ
     GILEVIKTLL FKLVDNPVNA LMSANYIGIL AWGVGLGLAL HHASDTTKAV FEDLSHSVSH
     IVRFIIRLAP FGIFGLVAST FATTGFDALA GYAHLLVVLL SAMAIIALIV NPAMVYVKTK
     QNPYPLVFQC LRESGVTAFF TRSSAANIPV NMALCEKLKL DEDTYSVSIP LGATINMAGA
     AITITTLTLA AVHTMGIEVD LMTAILLSVV AAVSACGASG VAGGSLLLIP LACGLFGISN
     DIAMQVVAVG FIIGVIQDSA ETALNSSTDV VFTAAVCESE AQKAKG