ID   CEMA_RHDSA              Reviewed;         278 AA.
AC   A6MVV9;
DT   18-MAR-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   03-AUG-2022, entry version 42.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Rhodomonas salina (Cryptomonas salina).
OG   Plastid; Chloroplast.
OC   Eukaryota; Cryptophyceae; Pyrenomonadales; Pyrenomonadaceae; Rhodomonas.
OX   NCBI_TaxID=52970;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCMP1319 / NEPCC76 / CS-174;
RX   PubMed=17522086; DOI=10.1093/molbev/msm101;
RA   Khan H., Parks N., Kozera C., Curtis B.A., Parsons B.J., Bowman S.,
RA   Archibald J.M.;
RT   "Plastid genome sequence of the cryptophyte alga Rhodomonas salina
RT   CCMP1319: lateral transfer of putative DNA replication machinery and a test
RT   of chromist plastid phylogeny.";
RL   Mol. Biol. Evol. 24:1832-1842(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; EF508371; ABO70824.1; -; Genomic_DNA.
DR   RefSeq; YP_001293538.1; NC_009573.1.
DR   AlphaFoldDB; A6MVV9; -.
DR   SMR; A6MVV9; -.
DR   GeneID; 5228554; -.
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..278
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000323248"
FT   TRANSMEM        60..80
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        155..175
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        201..221
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        239..259
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   278 AA;  32325 MW;  1AD8E553CC2F305F CRC64;
     MKNWRLNNVT PSAFEKTGPI PRSITKTFEK FKKELDPNSE SEVIEEFRVS RYQTAASIKY
     LLLLITVPLI VNQISKSFVF SPFVDYFWND NQNDIFLNES QEERAFSELQ RFEEKIHFEI
     LIGQSPPLSQ ESIDKEIKHK AVELAQYYVQ ESTDAMKNLL ADVLAFVTFV YLIVTGRRQI
     SVLKSFVNEL IYGLSDTAKA FLIILFTDIF VGFHSTHGWE VVLENGLRHF GLPENRDLIF
     LFIATFPVVL DTVFKYWIFR YLNQVSPSAV ATYKDMNE