ID   CEMA_MAIZE              Reviewed;         230 AA.
AC   P46641;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1995, sequence version 1.
DT   25-MAY-2022, entry version 97.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308}; Synonyms=ycf10;
OS   Zea mays (Maize).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC   Panicoideae; Andropogonodae; Andropogoneae; Tripsacinae; Zea.
OX   NCBI_TaxID=4577;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. B73;
RX   PubMed=7666415; DOI=10.1006/jmbi.1995.0460;
RA   Maier R.M., Neckermann K., Igloi G.L., Koessel H.;
RT   "Complete sequence of the maize chloroplast genome: gene content, hotspots
RT   of divergence and fine tuning of genetic information by transcript
RT   editing.";
RL   J. Mol. Biol. 251:614-628(1995).
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; X86563; CAA60297.1; -; Genomic_DNA.
DR   PIR; S58563; S58563.
DR   RefSeq; NP_043036.1; NC_001666.2.
DR   AlphaFoldDB; P46641; -.
DR   SMR; P46641; -.
DR   STRING; 4577.GRMZM5G831540_P01; -.
DR   PaxDb; P46641; -.
DR   GeneID; 845175; -.
DR   KEGG; zma:845175; -.
DR   MaizeGDB; 118235; -.
DR   eggNOG; ENOG502QV51; Eukaryota.
DR   HOGENOM; CLU_105224_0_0_1; -.
DR   OMA; TQAFILM; -.
DR   OrthoDB; 1276845at2759; -.
DR   Proteomes; UP000007305; Chloroplast.
DR   Genevisible; P46641; ZM.
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..230
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000216646"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        106..126
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        145..165
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        181..201
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   230 AA;  27155 MW;  168A4DCD3BFDF5D2 CRC64;
     MKKKKALPSF LYLVFIVLLP WGVSFSFNKC LELWIKNWWN TRQSETFLTD IQEKRILEGF
     IELEELFLLD EMIKEKPKTH VQKLPIGIHK EIIQLAKIDN EDHLHIILHF STNIICLAIL
     SGSFFLGKEE LVILNSWVQE FFYNLNDSIK AFFILLVTDF FVGFHSTRGW ELLIRWVYNN
     LGWAPNELIF TIFVCSFPVI LDTCLKFWVF FCLNRLSPSL VVIYHSISEA