ID   DTPA_CITK8              Reviewed;         501 AA.
AC   A8AH15;
DT   13-JUL-2010, integrated into UniProtKB/Swiss-Prot.
DT   13-JUL-2010, sequence version 2.
DT   03-AUG-2022, entry version 77.
DE   RecName: Full=Dipeptide and tripeptide permease A {ECO:0000255|HAMAP-Rule:MF_01878};
GN   Name=dtpA {ECO:0000255|HAMAP-Rule:MF_01878}; OrderedLocusNames=CKO_01646;
OS   Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Citrobacter.
OX   NCBI_TaxID=290338;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-895 / CDC 4225-83 / SGSC4696;
RG   The Citrobacter koseri Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Latreille P., Courtney L., Wang C., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (AUG-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Proton-dependent permease that transports di- and
CC       tripeptides. {ECO:0000255|HAMAP-Rule:MF_01878}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01878}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01878}.
CC   -!- SIMILARITY: Belongs to the major facilitator superfamily. Proton-
CC       dependent oligopeptide transporter (POT/PTR) (TC 2.A.17) family. DtpA
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01878}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=ABV12778.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; CP000822; ABV12778.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_024130362.1; NC_009792.1.
DR   AlphaFoldDB; A8AH15; -.
DR   SMR; A8AH15; -.
DR   STRING; 290338.CKO_01646; -.
DR   EnsemblBacteria; ABV12778; ABV12778; CKO_01646.
DR   GeneID; 45135688; -.
DR   KEGG; cko:CKO_01646; -.
DR   HOGENOM; CLU_004790_0_0_6; -.
DR   OrthoDB; 470322at2; -.
DR   Proteomes; UP000008148; Chromosome.
DR   GO; GO:0005887; C:integral component of plasma membrane; IEA:UniProtKB-UniRule.
DR   GO; GO:0071916; F:dipeptide transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0015333; F:peptide:proton symporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0042937; F:tripeptide transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0015031; P:protein transport; IEA:UniProtKB-KW.
DR   CDD; cd17346; MFS_DtpA_like; 1.
DR   Gene3D; 1.20.1250.20; -; 1.
DR   HAMAP; MF_01878; PTR2_DtpA_subfam; 1.
DR   InterPro; IPR023517; AA/pep_transptr_DtpA.
DR   InterPro; IPR005279; Dipep/tripep_permease.
DR   InterPro; IPR020846; MFS_dom.
DR   InterPro; IPR036259; MFS_trans_sf.
DR   InterPro; IPR000109; POT_fam.
DR   InterPro; IPR018456; PTR2_symporter_CS.
DR   PANTHER; PTHR11654; PTHR11654; 1.
DR   Pfam; PF00854; PTR2; 1.
DR   SUPFAM; SSF103473; SSF103473; 1.
DR   TIGRFAMs; TIGR00924; yjdL_sub1_fam; 1.
DR   PROSITE; PS50850; MFS; 1.
DR   PROSITE; PS01022; PTR2_1; 1.
DR   PROSITE; PS01023; PTR2_2; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Membrane; Peptide transport;
KW   Protein transport; Reference proteome; Transmembrane; Transmembrane helix;
KW   Transport.
FT   CHAIN           1..501
FT                   /note="Dipeptide and tripeptide permease A"
FT                   /id="PRO_0000395173"
FT   TOPO_DOM        1..34
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        35..55
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        56..59
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        60..80
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        81..89
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        90..110
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        111
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        112..132
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        133..153
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        154..174
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        175..178
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        179..199
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        200..217
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        218..238
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        239..246
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        247..267
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        268..274
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        275..295
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        296..320
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        321..341
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        342..352
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        353..373
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        374..383
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        384..404
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        405..414
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        415..435
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        436..459
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TRANSMEM        460..480
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
FT   TOPO_DOM        481..501
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01878"
SQ   SEQUENCE   501 AA;  54096 MW;  ED9AFA725AADAEFF CRC64;
     MSTANNKPTE SVSLNAFKQP KSFYLIFSIE LWERFGYYGL QGIMAVYLVK QLGMSEADSI
     TLFSSFSALV YGLVAIGGWL GDKVLGTKRV IMLGAIVLAI GYGLVAWSGH DVAIVYMGMA
     TIAVGNGLFK ANPSSLLSTC YAKDDPRLDG AFTMYYMSIN IGSFFSMLAT PWLAAKFGWS
     VAFALSFVGM LITVVNFLFC RSWVKDYGSK PDFEAVHFGK LLATIAGVIV LIAIATWLLH
     NQGIARMVLG VIALGIVIIF GKEAFAMQGA ARRKMIVAFI LMLEAIIFFV LYSQMPTSLN
     FFAIRNVEHT ILGIAVEPEQ YQALNPFWII IGSPILAAIY NKMGDTLPMP TKFAIGMVLC
     SGAFLVLPLG AKFATDAGIV SVNWLILSYG LQSIGELMIS GLGLAMVAQL VPQRLMGFIM
     GSWFLTTAGA NLIGGYVAGM MAVPENVTDP LMSLEVYGRV FLQIGVATAV IAALMLITAP
     KLNRMTQDDE ENAKAAKTAT A