ID   EAMB_ECOHS              Reviewed;         195 AA.
AC   A8A390;
DT   26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   03-AUG-2022, entry version 68.
DE   RecName: Full=Cysteine/O-acetylserine efflux protein {ECO:0000250|UniProtKB:P38101};
GN   Name=eamB; OrderedLocusNames=EcHS_A2735;
OS   Escherichia coli O9:H4 (strain HS).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=331112;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HS;
RX   PubMed=18676672; DOI=10.1128/jb.00619-08;
RA   Rasko D.A., Rosovitz M.J., Myers G.S.A., Mongodin E.F., Fricke W.F.,
RA   Gajer P., Crabtree J., Sebaihia M., Thomson N.R., Chaudhuri R.,
RA   Henderson I.R., Sperandio V., Ravel J.;
RT   "The pangenome structure of Escherichia coli: comparative genomic analysis
RT   of E. coli commensal and pathogenic isolates.";
RL   J. Bacteriol. 190:6881-6893(2008).
CC   -!- FUNCTION: Exporter of O-acetylserine (OAS) and cysteine.
CC       {ECO:0000250|UniProtKB:P38101}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=O-acetyl-L-serine(in) = O-acetyl-L-serine(out);
CC         Xref=Rhea:RHEA:29659, ChEBI:CHEBI:58340;
CC         Evidence={ECO:0000250|UniProtKB:P38101};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:29660;
CC         Evidence={ECO:0000250|UniProtKB:P38101};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-cysteine(in) = L-cysteine(out); Xref=Rhea:RHEA:29655,
CC         ChEBI:CHEBI:35235; Evidence={ECO:0000250|UniProtKB:P38101};
CC       PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:29656;
CC         Evidence={ECO:0000250|UniProtKB:P38101};
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane
CC       {ECO:0000250|UniProtKB:P38101}; Multi-pass membrane protein
CC       {ECO:0000255}.
CC   -!- SIMILARITY: Belongs to the Rht family. {ECO:0000305}.
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; CP000802; ABV06994.1; -; Genomic_DNA.
DR   RefSeq; WP_000189207.1; NC_009800.1.
DR   AlphaFoldDB; A8A390; -.
DR   KEGG; ecx:EcHS_A2735; -.
DR   HOGENOM; CLU_079569_1_2_6; -.
DR   OMA; NPKAWIM; -.
DR   Proteomes; UP000001123; 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:0006865; P:amino acid transport; IEA:UniProtKB-KW.
DR   InterPro; IPR001123; LeuE-type.
DR   PANTHER; PTHR30086; PTHR30086; 1.
DR   Pfam; PF01810; LysE; 1.
PE   3: Inferred from homology;
KW   Amino-acid transport; Cell inner membrane; Cell membrane; Membrane;
KW   Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..195
FT                   /note="Cysteine/O-acetylserine efflux protein"
FT                   /id="PRO_0000318726"
FT   TOPO_DOM        1..7
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        8..28
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        29..46
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        47..67
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        68..69
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        70..90
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        91..104
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        105..125
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        126..141
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        142..162
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        163..176
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        177..194
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        195
FT                   /note="Periplasmic"
FT                   /evidence="ECO:0000250|UniProtKB:P38101"
SQ   SEQUENCE   195 AA;  21248 MW;  5F86B828DDDEC090 CRC64;
     MTPTLLSAFW TYTLITAMTP GPNNILALSS ATSHGFRQST RVLAGMSLGF LIVMLLCAGI
     SFSLAVIDPA AVHLLSWAGA AYIVWLAWKI ATSPTKEDGL QAKPISFWAS FALQFVNVKI
     ILYGVTALST FVLPQTQALS WVVGVSVLLA MIGTFGNVCW ALAGHLFQRL FRQYGRQLNI
     VLALLLVYCA VRIFY