SSTT_SALTY
ID SSTT_SALTY Reviewed; 414 AA.
AC Q8ZLX1;
DT 13-NOV-2007, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2002, sequence version 1.
DT 03-AUG-2022, entry version 102.
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=STM3225;
OS Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=99287;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LT2 / SGSC1412 / ATCC 700720;
RX PubMed=11677609; DOI=10.1038/35101614;
RA McClelland M., Sanderson K.E., Spieth J., Clifton S.W., Latreille P.,
RA Courtney L., Porwollik S., Ali J., Dante M., Du F., Hou S., Layman D.,
RA Leonard S., Nguyen C., Scott K., Holmes A., Grewal N., Mulvaney E.,
RA Ryan E., Sun H., Florea L., Miller W., Stoneking T., Nhan M., Waterston R.,
RA Wilson R.K.;
RT "Complete genome sequence of Salmonella enterica serovar Typhimurium LT2.";
RL Nature 413:852-856(2001).
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; AE006468; AAL22098.1; -; Genomic_DNA.
DR RefSeq; NP_462139.1; NC_003197.2.
DR RefSeq; WP_000235363.1; NC_003197.2.
DR AlphaFoldDB; Q8ZLX1; -.
DR SMR; Q8ZLX1; -.
DR STRING; 99287.STM3225; -.
DR PaxDb; Q8ZLX1; -.
DR EnsemblBacteria; AAL22098; AAL22098; STM3225.
DR GeneID; 1254748; -.
DR KEGG; stm:STM3225; -.
DR PATRIC; fig|99287.12.peg.3421; -.
DR HOGENOM; CLU_044581_0_0_6; -.
DR OMA; PVNLQLC; -.
DR PhylomeDB; Q8ZLX1; -.
DR BioCyc; SENT99287:STM3225-MON; -.
DR Proteomes; UP000001014; Chromosome.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0016020; C:membrane; IBA:GO_Central.
DR GO; GO:0005886; C:plasma membrane; IBA:GO_Central.
DR GO; GO:0005295; F:neutral amino acid:sodium symporter activity; IBA:GO_Central.
DR GO; GO:0022857; F:transmembrane transporter activity; IBA:GO_Central.
DR GO; GO:0032329; P:serine transport; IBA:GO_Central.
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.
DR PROSITE; PS00713; NA_DICARBOXYL_SYMP_1; 1.
PE 3: Inferred from homology;
KW Amino-acid transport; Cell inner membrane; Cell membrane; Membrane;
KW Reference proteome; Symport; Transmembrane; Transmembrane helix; Transport.
FT CHAIN 1..414
FT /note="Serine/threonine transporter SstT"
FT /id="PRO_0000309119"
FT TRANSMEM 16..36
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 46..66
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 84..104
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 143..163
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 180..200
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 219..239
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 300..320
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 332..352
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
SQ SEQUENCE 414 AA; 43413 MW; 2F82B23A5779EB5E CRC64;
MATQRASGLL QRLAQGSLVK QILVGLVLGI LLAWISKPAA EAVGLLGTLF VGALKAVAPV
LVLMLVMASI ANHQHGQKTN IRPILFLYLL GTFSAALAAV VFSFAFPSTL HLSSSAQDIV
PPSGIVEVLR GLLMSMVSNP IDALLNANYI GILVWAVGLG FALRHGNETT KNLVNDMSNA
VTFMVKLVIR FAPVGIFGLV SSTLATTGFS TLWGYAHLLV VLIGCMLLVA LVVNPLLVFW
KIRRNPYPLV FACLRESGVY AFFTRSSAAN IPVNMALCEK LNLDRDTYSV SIPLGATINM
AGAAITITVL TLAAVHTLGV PVDLPTALLL SVVASLCACG ASGVAGGSLL LIPLACNMFG
IPNDIAMQVV AVGFIIGVLQ DSCETALNSS TDVLFTAAAC QAEDERLANN ALRS
