ID   CEMA_GOSHI              Reviewed;         229 AA.
AC   Q2L922;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   21-FEB-2006, sequence version 1.
DT   25-MAY-2022, entry version 43.
DE   RecName: Full=Chloroplast envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Gossypium hirsutum (Upland cotton) (Gossypium mexicanum).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; malvids; Malvales; Malvaceae; Malvoideae; Gossypium.
OX   NCBI_TaxID=3635;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. Coker 310FR;
RX   PubMed=16553962; DOI=10.1186/1471-2164-7-61;
RA   Lee S.-B., Kaittanis C., Jansen R.K., Hostetler J.B., Tallon L.J.,
RA   Town C.D., Daniell H.;
RT   "The complete chloroplast genome sequence of Gossypium hirsutum:
RT   organization and phylogenetic relationships to other angiosperms.";
RL   BMC Genomics 7:61-61(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; DQ345959; ABC73640.1; -; Genomic_DNA.
DR   RefSeq; YP_538947.1; NC_007944.1.
DR   AlphaFoldDB; Q2L922; -.
DR   GeneID; 3989161; -.
DR   KEGG; ghi:3989161; -.
DR   Proteomes; UP000189702; Chloroplast Pltd.
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..229
FT                   /note="Chloroplast envelope membrane protein"
FT                   /id="PRO_0000275239"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        114..134
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        141..163
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        189..209
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   229 AA;  26936 MW;  C5F17FB63CC6E0AB CRC64;
     MAKKKAFTPL LYLASIVFLP WWISLSFNKS LKSWITNWWD TRQSETFLND IQEKSILEQF
     IEVEELFLLD EMIKEYPETH LQKLRIGIQK ETIQLIKLHN EDHIHTILHF STNLICFVIL
     SGYSILGNEE LLILNSWVQE FLYNLSDTIK AFSILLLTDL CIGFHSPHGW ELMIGSIYKD
     FGFAHNDQII SGLVSTFPVI LDTIFKYWIF RYLNRVSPSL VVIYHSMND