ID   CEMA_PELHO              Reviewed;         229 AA.
AC   Q06FL4;
DT   10-JUL-2007, integrated into UniProtKB/Swiss-Prot.
DT   31-OCT-2006, sequence version 1.
DT   25-MAY-2022, entry version 42.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA-A {ECO:0000255|HAMAP-Rule:MF_01308};
GN   and
GN   Name=cemA-B {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Pelargonium hortorum (Common geranium) (Pelargonium inquinans x Pelargonium
OS   zonale).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; malvids; Geraniales; Geraniaceae; Pelargonium.
OX   NCBI_TaxID=4031;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. Ringo White;
RX   PubMed=16916942; DOI=10.1093/molbev/msl089;
RA   Chumley T.W., Palmer J.D., Mower J.P., Fourcade H.M., Calie P.J.,
RA   Boore J.L., Jansen R.K.;
RT   "The complete chloroplast genome sequence of Pelargonium x hortorum:
RT   organization and evolution of the largest and most highly rearranged
RT   chloroplast genome of land plants.";
RL   Mol. Biol. Evol. 23:2175-2190(2006).
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; DQ897681; ABI17280.1; -; Genomic_DNA.
DR   EMBL; DQ897681; ABI17358.1; -; Genomic_DNA.
DR   RefSeq; YP_784089.1; NC_008454.1.
DR   RefSeq; YP_784167.1; NC_008454.1.
DR   AlphaFoldDB; Q06FL4; -.
DR   SMR; Q06FL4; -.
DR   GeneID; 4362760; -.
DR   GeneID; 4362939; -.
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_0000293526"
FT   TRANSMEM        11..31
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        118..138
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        158..178
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        190..210
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   229 AA;  26895 MW;  93B2E6DFA6E4EE7B CRC64;
     MTDAKMKKKR TTPFLYLASI VFLPWWISLF FKKSLESWVT NWLNISQSEP FLNDIQEKSL
     IEKFIELEEL LLLDEMIKEC PKLDLQKFRI GIHKETIQLM NMYNDDRIHT ILHFSTNIIS
     FVILSVCSIL GNEELVILNS WIKEFLYNLS DTLKAFCLLA LTDFLFGFHT ISAWELLIGS
     VVHNDQMRSL LVCLFPSVLH TIYYFWTFNY LNCVSPSLVV LYDSLVDVD