ID   CEMA_FAGSY              Reviewed;         229 AA.
AC   Q71E53;
DT   01-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   25-MAY-2022, entry version 50.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Fagus sylvatica (Beechnut).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fagales; Fagaceae; Fagus.
OX   NCBI_TaxID=28930;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=15014873; DOI=10.1007/s00122-004-1609-9;
RA   Vettori C., Vendramin G.G., Anzidei M., Pastorelli R., Paffetti D.,
RA   Giannini R.;
RT   "Geographic distribution of chloroplast variation in Italian populations of
RT   beech (Fagus sylvatica L.).";
RL   Theor. Appl. Genet. 109:1-9(2004).
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; AF525759; AAQ08963.1; -; Genomic_DNA.
DR   EMBL; AF525760; AAQ08966.1; -; Genomic_DNA.
DR   EMBL; AF525761; AAQ08969.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q71E53; -.
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; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..229
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000216641"
FT   TRANSMEM        7..24
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        104..126
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        188..210
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   229 AA;  26800 MW;  F40D0E04A8B13585 CRC64;
     MAKKKALIPL LYLASIVFLP WWISLSFTKS LESWVTDWWD TGQSEILLNA IQEKSILKKF
     IELEELFLLD EMIKEYPETH LEKLRIGIYN ETIQLIKMHN EDCIYTILHF STNIICFVIL
     SSYSILGNEE LVILNSWVQE FLYNLSDTIK AFSILLLTDL CIGFHSPHGW ELMIGSVYKD
     FGFAHYEQII SGLVSTFPVI LDTILKYWIF RYLNRVSPSL VVIYHSMND