ID   MDTI_SALPB              Reviewed;         109 AA.
AC   A9MZZ2;
DT   29-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 66.
DE   RecName: Full=Spermidine export protein MdtI {ECO:0000255|HAMAP-Rule:MF_01597};
GN   Name=mdtI {ECO:0000255|HAMAP-Rule:MF_01597}; OrderedLocusNames=SPAB_01830;
OS   Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=1016998;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-1250 / SPB7;
RG   The Salmonella enterica serovar Paratyphi B Genome Sequencing Project;
RA   McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA   Fulton R., Cordes M., Wollam A., Shah N., Pepin K., Bhonagiri V., Nash W.,
RA   Johnson M., Thiruvilangam P., Wilson R.;
RL   Submitted (NOV-2007) 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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; CP000886; ABX67223.1; -; Genomic_DNA.
DR   RefSeq; WP_001183821.1; NC_010102.1.
DR   AlphaFoldDB; A9MZZ2; -.
DR   SMR; A9MZZ2; -.
DR   KEGG; spq:SPAB_01830; -.
DR   PATRIC; fig|1016998.12.peg.1725; -.
DR   HOGENOM; CLU_133067_0_4_6; -.
DR   OMA; VAAGWIM; -.
DR   BioCyc; SENT1016998:SPAB_RS07425-MON; -.
DR   Proteomes; UP000008556; Chromosome.
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_0000331147"
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;  11686 MW;  694140463A4D4484 CRC64;
     MQQFEWIHGA WLGLAIMLEI AANVLLKFSD GFRRKCYGIL SLAAVLAAFS ALSQAVKGID
     LSVAYALWGG FGIAATLAAG WVLFGQRLNP KGWVGVILLL AGMVMIKFA