ID   CEMA_COFAR              Reviewed;         229 AA.
AC   A0A347;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   14-NOV-2006, sequence version 1.
DT   25-MAY-2022, entry version 37.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Coffea arabica (Arabian coffee).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Gentianales; Rubiaceae; Ixoroideae; Gardenieae complex;
OC   Bertiereae - Coffeeae clade; Coffeeae; Coffea.
OX   NCBI_TaxID=13443;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=17309688; DOI=10.1111/j.1467-7652.2007.00245.x;
RA   Samson N., Bausher M.G., Lee S.-B., Jansen R.K., Daniell H.;
RT   "The complete nucleotide sequence of the coffee (Coffea arabica L.)
RT   chloroplast genome: organization and implications for biotechnology and
RT   phylogenetic relationships amongst angiosperms.";
RL   Plant Biotechnol. J. 5:339-353(2007).
CC   -!- FUNCTION: May be involved in proton extrusion. Indirectly promotes
CC       efficient inorganic carbon uptake into chloroplasts.
CC       {ECO:0000255|HAMAP-Rule:MF_01308}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast inner membrane
CC       {ECO:0000255|HAMAP-Rule:MF_01308}; Multi-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_01308}.
CC   -!- SIMILARITY: Belongs to the Cema family. {ECO:0000305}.
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DR   EMBL; EF044213; ABJ89691.1; -; Genomic_DNA.
DR   RefSeq; YP_817494.1; NC_008535.1.
DR   AlphaFoldDB; A0A347; -.
DR   GeneID; 4421775; -.
DR   Proteomes; UP000515148; Chloroplast Pltd.
DR   GO; GO:0009706; C:chloroplast inner membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0015078; F:proton transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01308; CemA; 1.
DR   InterPro; IPR004282; CemA.
DR   PANTHER; PTHR33650; PTHR33650; 1.
DR   Pfam; PF03040; CemA; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Hydrogen ion transport; Ion transport; Membrane; Plastid;
KW   Plastid inner membrane; Reference proteome; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..229
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000275233"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        114..134
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        154..174
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        189..209
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   229 AA;  26715 MW;  F8CF3671C8AE8994 CRC64;
     MTKKKAFTPL LYLVSIVFLP WWLSLSFNKS LESWVNNWWN AGQSEIFLND IQEKSILEKF
     IELEELLVLD ELIEEYSETH LQKFRIGIQK EAIQLINIYN EGRIHTILHF STNIICFVIL
     SGFSILGNEE LVILNSWTQK FLYNLSDTVK AFSILLLTDL CIGFHSPHGW ELMVGSVYKD
     LGFVHNDQII SGLVSTFPVI LDTIFKYWIF RYLNRVSPSL VVIYHSMND