ID   PSAJ_ADICA              Reviewed;          42 AA.
AC   Q85FK2;
DT   19-JUL-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-2005, sequence version 2.
DT   25-MAY-2022, entry version 60.
DE   RecName: Full=Photosystem I reaction center subunit IX;
DE   AltName: Full=PSI-J;
GN   Name=psaJ;
OS   Adiantum capillus-veneris (Maidenhair fern).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Polypodiopsida; Polypodiidae; Polypodiales; Pteridineae; Pteridaceae;
OC   Vittarioideae; Adiantum.
OX   NCBI_TaxID=13818;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=12755170; DOI=10.1093/dnares/10.2.59;
RA   Wolf P.G., Rowe C.A., Sinclair R.B., Hasebe M.;
RT   "Complete nucleotide sequence of the chloroplast genome from a
RT   leptosporangiate fern, Adiantum capillus-veneris L.";
RL   DNA Res. 10:59-65(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND RNA EDITING.
RC   TISSUE=Frond;
RX   PubMed=15363849; DOI=10.1016/j.gene.2004.06.018;
RA   Wolf P.G., Rowe C.A., Hasebe M.;
RT   "High levels of RNA editing in a vascular plant chloroplast genome:
RT   analysis of transcripts from the fern Adiantum capillus-veneris.";
RL   Gene 339:89-97(2004).
CC   -!- FUNCTION: May help in the organization of the PsaE and PsaF subunits.
CC       {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000250}; Single-pass membrane protein {ECO:0000250}.
CC   -!- RNA EDITING: Modified_positions=29 {ECO:0000269|PubMed:15363849};
CC   -!- SIMILARITY: Belongs to the PsaJ family. {ECO:0000305}.
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DR   EMBL; AY178864; AAP29411.2; -; Genomic_DNA.
DR   RefSeq; NP_848080.1; NC_004766.1.
DR   AlphaFoldDB; Q85FK2; -.
DR   SMR; Q85FK2; -.
DR   GeneID; 807423; -.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00522; PSI_PsaJ; 1.
DR   InterPro; IPR002615; PSI_PsaJ.
DR   InterPro; IPR036062; PSI_PsaJ_sf.
DR   PANTHER; PTHR36082; PTHR36082; 1.
DR   Pfam; PF01701; PSI_PsaJ; 1.
DR   SUPFAM; SSF81544; SSF81544; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem I; Plastid; RNA editing;
KW   Thylakoid; Transmembrane; Transmembrane helix.
FT   CHAIN           1..42
FT                   /note="Photosystem I reaction center subunit IX"
FT                   /id="PRO_0000207779"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   42 AA;  4761 MW;  7E86A45DF2514F85 CRC64;
     MQHVKIYLST APVVATIWFG LLAGLLIEIN RFFPDALLFP FP