ID   CEMA_ANEMR              Reviewed;         448 AA.
AC   B0YPP2;
DT   02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 37.
DE   RecName: Full=Plastid envelope membrane protein;
GN   Name=cemA {ECO:0000255|HAMAP-Rule:MF_01308};
OS   Aneura mirabilis (Parasitic liverwort) (Cryptothallus mirabilis).
OG   Plastid; Non-photosynthetic plastid.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Marchantiophyta;
OC   Jungermanniopsida; Metzgeriidae; Metzgeriales; Aneuraceae; Aneura.
OX   NCBI_TaxID=280810;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=18056074; DOI=10.1093/molbev/msm267;
RA   Wickett N.J., Zhang Y., Hansen S.K., Roper J.M., Kuehl J.V., Plock S.A.,
RA   Wolf P.G., dePamphilis C.W., Boore J.L., Goffinet B.;
RT   "Functional gene losses occur with minimal size reduction in the plastid
RT   genome of the parasitic liverwort Aneura mirabilis.";
RL   Mol. Biol. Evol. 25:393-401(2008).
CC   -!- FUNCTION: May be involved in proton extrusion. Indirectly promotes
CC       efficient inorganic carbon uptake into plastids (By similarity).
CC       {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid inner membrane {ECO:0000250}; Multi-pass
CC       membrane protein {ECO:0000255|HAMAP-Rule:MF_01308}.
CC   -!- SIMILARITY: Belongs to the Cema family. {ECO:0000305}.
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DR   EMBL; EU043314; ABS54489.1; -; Genomic_DNA.
DR   RefSeq; YP_001687228.1; NC_010359.1.
DR   AlphaFoldDB; B0YPP2; -.
DR   SMR; B0YPP2; -.
DR   GeneID; 5952220; -.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0009528; C:plastid inner membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0006811; P:ion transport; IEA:UniProtKB-KW.
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   Hydrogen ion transport; Ion transport; Membrane; Plastid;
KW   Plastid inner membrane; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..448
FT                   /note="Plastid envelope membrane protein"
FT                   /id="PRO_0000346539"
FT   TRANSMEM        47..67
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        213..233
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        314..334
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
FT   TRANSMEM        395..415
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01308"
SQ   SEQUENCE   448 AA;  52258 MW;  95461CC8B88976BE CRC64;
     MKNYQQIQPY HCLKKAYEIG KHIRKIKKNY LSHRTVCFHR KRSWQSIVFY TNTGLNNCIF
     KIYLSLLGYR ISLYFMDLCR FLRFYNPPRR DKKFLHRSRV RGYKNHSIPT DLIDGELIRE
     INRKLTWIEV TLSDLYIWKR YFLFPSSSSD GKKINDHPLL GTKGTESIII VHESIGLLPR
     SITRTISRFK AELTNQSKPL ILREFGLTRY QALSSLQYIG CLISIPSIIS TLFQQYFSEP
     WIRYWWNNEQ SQIFLAPAQE DKTLEEVEGI EELSRLDQII GNSFLGTQSQ GLGDGIHEET
     IESVRNRNDN GIEIISHSLT DIIYLITLSG LFVAGEERLV ISNSWAQELF YGLSDTMKAF
     FILLSTDSCI GFHSPHGWEL ATSFFHSGFV RDGRIISCSV STFPVVLDTV LKYLIFRHLN
     RISPSIVATY HTMNELDSYR IRNKSWKI