ID   CEMA_VICFA              Reviewed;          76 AA.
AC   P20864;
DT   01-FEB-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1991, sequence version 1.
DT   25-MAY-2022, entry version 68.
DE   RecName: Full=Chloroplast envelope membrane protein;
DE   Flags: Fragment;
GN   Name=cemA; Synonyms=ycf10;
OS   Vicia faba (Broad bean) (Faba vulgaris).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; Hologalegina; IRL clade; Fabeae; Vicia.
OX   NCBI_TaxID=3906;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3562232; DOI=10.1093/nar/15.5.2391;
RA   Ko K., Straus N.A.;
RT   "Sequence of the apocytochrome f gene encoded by the Vicia faba chloroplast
RT   genome.";
RL   Nucleic Acids Res. 15:2391-2391(1987).
CC   -!- FUNCTION: May be involved in proton extrusion. Indirectly promotes
CC       efficient inorganic carbon uptake into chloroplasts (By similarity).
CC       {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast inner membrane
CC       {ECO:0000250}; Multi-pass membrane protein {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the Cema family. {ECO:0000305}.
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DR   EMBL; X04920; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   AlphaFoldDB; P20864; -.
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:0006811; P:ion transport; IEA:UniProtKB-KW.
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..76
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000216665"
FT   TRANSMEM        <1..17
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   NON_TER         1
SQ   SEQUENCE   76 AA;  8756 MW;  78D7F420A9E29E00 CRC64;
     ISLLTDFCIG FHSTQGWELM IGSVYKDFGF TPNDQILSCL VSIFPVILDT IFKYSIFRYL
     NRVSPSLVVI YHSMKE