ID   CEMA_PLETE              Reviewed;         445 AA.
AC   A6YG79;
DT   18-MAR-2008, integrated into UniProtKB/Swiss-Prot.
DT   21-AUG-2007, sequence version 1.
DT   25-MAY-2022, entry version 44.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Pleurastrum terricola (Filamentous green alga) (Leptosira terrestris).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC   CS clade; Chlamydomonadales; Pleurastraceae; Pleurastrum.
OX   NCBI_TaxID=34116;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCAP 463/2 / UTEX 333;
RX   PubMed=17610731; DOI=10.1186/1471-2164-8-213;
RA   de Cambiaire J.-C., Otis C., Turmel M., Lemieux C.;
RT   "The chloroplast genome sequence of the green alga Leptosira terrestris:
RT   multiple losses of the inverted repeat and extensive genome rearrangements
RT   within the Trebouxiophyceae.";
RL   BMC Genomics 8:213-213(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; EF506945; ABO69299.1; -; Genomic_DNA.
DR   RefSeq; YP_001382156.1; NC_009681.1.
DR   AlphaFoldDB; A6YG79; -.
DR   SMR; A6YG79; -.
DR   GeneID; 5383824; -.
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; 2.
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..445
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000323246"
FT   TRANSMEM        44..64
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        330..350
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        368..388
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        405..425
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   445 AA;  51820 MW;  178F6A476EE782BA CRC64;
     MQEKIGLIPR SILRTLDRFR KQLFPNQETK TITLQEFQVS RQQMQVSVVT FLTLVLVPLG
     VNICGKTFLV KPFTQFLWNN YQTELFLNQF QAQRAFTEMQ EIEDVLFFDS LIQNTNFCFN
     CSKAWNNYFV MQPSSYSSNS NFVIQKPDLA NSQSKNSTCH NSKLILQKNV FEIYKFSENT
     DFFKDKMYGE QIHDGVKNSY NEFSSKASNA LSNLEAPLYL GSEASLPPKL KNFDSRIFTA
     NQLNRDDKLI YMSLQEQPLV KKQNFLDKYQ FAKHETQENV INKPEIYKIE GLLQTSEKDE
     MELRQDKLVA LAIQYNEESI DAISNLIGDA LTCITITFLF FGLKVQILIL QSFLTESFYS
     LSNANRSLII IIVTDLLVGY HSPQGWKLLT QLILQHYGFP ETKLFILCFI GTFPVILDTI
     FKYWIFRHLN RISPTTVLTY HRMIE