SSTT_SHEDO
ID SSTT_SHEDO Reviewed; 407 AA.
AC Q12L71;
DT 13-NOV-2007, integrated into UniProtKB/Swiss-Prot.
DT 22-AUG-2006, sequence version 1.
DT 25-MAY-2022, entry version 87.
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=Sden_2525;
OS Shewanella denitrificans (strain OS217 / ATCC BAA-1090 / DSM 15013).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Shewanellaceae; Shewanella.
OX NCBI_TaxID=318161;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=OS217 / ATCC BAA-1090 / DSM 15013;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA Brettin T., Bruce D., Han C., Tapia R., Gilna P., Kiss H., Schmutz J.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Lykidis A., Richardson P.;
RT "Complete sequence of Shewanella denitrificans OS217.";
RL Submitted (MAR-2006) 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; CP000302; ABE55805.1; -; Genomic_DNA.
DR RefSeq; WP_011496956.1; NC_007954.1.
DR AlphaFoldDB; Q12L71; -.
DR SMR; Q12L71; -.
DR STRING; 318161.Sden_2525; -.
DR EnsemblBacteria; ABE55805; ABE55805; Sden_2525.
DR KEGG; sdn:Sden_2525; -.
DR eggNOG; COG3633; Bacteria.
DR HOGENOM; CLU_044581_0_0_6; -.
DR OMA; PVNLQLC; -.
DR OrthoDB; 781228at2; -.
DR Proteomes; UP000001982; 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 Reference proteome; Symport; Transmembrane; Transmembrane helix; Transport.
FT CHAIN 1..407
FT /note="Serine/threonine transporter SstT"
FT /id="PRO_0000309121"
FT TRANSMEM 11..31
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 43..63
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 82..102
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 141..161
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 192..212
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 298..318
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 339..359
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
FT TRANSMEM 363..383
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01582"
SQ SEQUENCE 407 AA; 41743 MW; 2B858087A761D6E0 CRC64;
MSSNPSLFSR IIHGSLVLQI IVGIALAVIL ASVSASAASQ VAFLGDFFVG ALKAIAPILV
FVLVASSIAN QKKNSHTNMR PIISLYLIGT FAAALTAVLL SFSFPTTLVL VTGIEGSNPP
QGIAEVLNTL LFKLVDNPVN ALMTGNYIGI LAWGIGLGIA LHHGTDATKA VLNDISHGVS
QMVRFVIRLA PLGIFGLVAG TVAATGFDAL AGYAQLLMVL VGAMLIMALV VNPLIVYLKI
KRNPYPLVLK CLRGSGVTAF FTRSSAANIP VNMALCEELK LHEDTYSVSI PLGATVNMGG
AAITITVLTL AAAHTLGVQV DFVTALLLSV MASVAACGAS GVAGGSLLLI PLACSLFGIS
NDIAMQVVAV GFIIGVVQDS AETALNSSTD VLFTAAACEA AEAKANS
