SSTT_PSEE4
ID SSTT_PSEE4 Reviewed; 403 AA.
AC Q1IB53;
DT 13-NOV-2007, integrated into UniProtKB/Swiss-Prot.
DT 13-JUN-2006, sequence version 1.
DT 25-MAY-2022, entry version 88.
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=PSEEN2300;
OS Pseudomonas entomophila (strain L48).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=384676;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L48;
RX PubMed=16699499; DOI=10.1038/nbt1212;
RA Vodovar N., Vallenet D., Cruveiller S., Rouy Z., Barbe V., Acosta C.,
RA Cattolico L., Jubin C., Lajus A., Segurens B., Vacherie B., Wincker P.,
RA Weissenbach J., Lemaitre B., Medigue C., Boccard F.;
RT "Complete genome sequence of the entomopathogenic and metabolically
RT versatile soil bacterium Pseudomonas entomophila.";
RL Nat. Biotechnol. 24:673-679(2006).
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; CT573326; CAK15113.1; -; Genomic_DNA.
DR RefSeq; WP_011533513.1; NC_008027.1.
DR AlphaFoldDB; Q1IB53; -.
DR SMR; Q1IB53; -.
DR STRING; 384676.PSEEN2300; -.
DR EnsemblBacteria; CAK15113; CAK15113; PSEEN2300.
DR KEGG; pen:PSEEN2300; -.
DR eggNOG; COG3633; Bacteria.
DR HOGENOM; CLU_044581_0_0_6; -.
DR OMA; PVNLQLC; -.
DR OrthoDB; 781228at2; -.
DR Proteomes; UP000000658; 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..403
FT /note="Serine/threonine transporter SstT"
FT /id="PRO_0000309108"
FT TRANSMEM 14..34
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 45..65
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 79..99
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 138..158
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 175..195
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 214..234
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 295..315
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 327..347
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 353..373
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
SQ SEQUENCE 403 AA; 41755 MW; 78A45D9FE24F46CD CRC64;
MTPVLRLINR TGLVTQICIG LLAGIALALF APAVARDLAF LGKVFVTALK AVAPVLVFIL
VMASIANHRH GQETHIRPIL WLYLLGTFAA AVVAVAASML FPSSLVLSTS EASLSAPGGI
GEVLQNLLLS AVDNPINALL NANFIGILTW AIGLGVALRH ASDTTRGVVE DLSNGVTLIV
RVVIRFAPLG IFGLVSATLA QSGLDALLGY LHLLAVLIGC MLFVALVMNP LIVFWKIRRN
PYPLVLMCLR ESGITAFFTR SSAANIPVNL ALSQKLGLHE DTYSVSIPLG ATINMAGAAI
TITVLTLAAV HTLGIPVDLP TAVLLSVVAA ICACGASGVA GGSLLLIPLA CSLFGIPSEI
AMQVVAVGFI IGVLQDSAET ALNSSTDVLF TAAACQAMEQ RSA
