ID   MDTI_ECOLC              Reviewed;         109 AA.
AC   B1IQZ1;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   03-AUG-2022, entry version 68.
DE   RecName: Full=Spermidine export protein MdtI {ECO:0000255|HAMAP-Rule:MF_01597};
GN   Name=mdtI {ECO:0000255|HAMAP-Rule:MF_01597}; OrderedLocusNames=EcolC_2031;
OS   Escherichia coli (strain ATCC 8739 / DSM 1576 / NBRC 3972 / NCIMB 8545 /
OS   WDCM 00012 / Crooks).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=481805;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 8739 / DSM 1576 / NBRC 3972 / NCIMB 8545 / WDCM 00012 / Crooks;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Kiss H., Brettin T., Detter J.C., Han C.,
RA   Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Mikhailova N., Ingram L., Richardson P.;
RT   "Complete sequence of Escherichia coli C str. ATCC 8739.";
RL   Submitted (FEB-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the excretion of spermidine. {ECO:0000255|HAMAP-
CC       Rule:MF_01597}.
CC   -!- SUBUNIT: Forms a complex with MdtJ. {ECO:0000255|HAMAP-Rule:MF_01597}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01597}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01597}.
CC   -!- SIMILARITY: Belongs to the drug/metabolite transporter (DMT)
CC       superfamily. Small multidrug resistance (SMR) (TC 2.A.7.1) family. MdtI
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01597}.
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DR   EMBL; CP000946; ACA77675.1; -; Genomic_DNA.
DR   RefSeq; WP_000046661.1; NZ_CP022959.1.
DR   AlphaFoldDB; B1IQZ1; -.
DR   SMR; B1IQZ1; -.
DR   GeneID; 66674510; -.
DR   KEGG; ecl:EcolC_2031; -.
DR   HOGENOM; CLU_133067_0_4_6; -.
DR   OMA; VAAGWIM; -.
DR   GO; GO:0005887; C:integral component of plasma membrane; IEA:InterPro.
DR   GO; GO:0015606; F:spermidine transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0042221; P:response to chemical; IEA:UniProt.
DR   HAMAP; MF_01597; MdtI; 1.
DR   InterPro; IPR000390; Small_drug/metabolite_transptr.
DR   InterPro; IPR045324; Small_multidrug_res.
DR   InterPro; IPR023737; Spermidine_export_MdtI.
DR   PANTHER; PTHR30561; PTHR30561; 1.
DR   PANTHER; PTHR30561:SF6; PTHR30561:SF6; 1.
DR   Pfam; PF00893; Multi_Drug_Res; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Membrane; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..109
FT                   /note="Spermidine export protein MdtI"
FT                   /id="PRO_1000088003"
FT   TRANSMEM        6..26
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01597"
FT   TRANSMEM        36..56
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01597"
FT   TRANSMEM        64..84
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01597"
FT   TRANSMEM        88..108
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01597"
SQ   SEQUENCE   109 AA;  11720 MW;  BBDF61985CB7AE97 CRC64;
     MAQFEWVHAA WLALAIVLEI VANVFLKFSD GFRRKIFGLL SLAAVLAAFS ALSQAVKGID
     LSVAYALWGG FGIAATLAAG WILFGQRLNR KGWIGLVLLL AGMIMVKLA