ID   PSAJ_OEDCA              Reviewed;          41 AA.
AC   B2X1W4;
DT   25-NOV-2008, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-2008, sequence version 1.
DT   25-MAY-2022, entry version 36.
DE   RecName: Full=Photosystem I reaction center subunit IX {ECO:0000255|HAMAP-Rule:MF_00522};
DE   AltName: Full=PSI-J {ECO:0000255|HAMAP-Rule:MF_00522};
GN   Name=psaJ {ECO:0000255|HAMAP-Rule:MF_00522};
OS   Oedogonium cardiacum (Filamentous green alga).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC   OCC clade; Oedogoniales; Oedogoniaceae; Oedogonium.
OX   NCBI_TaxID=55995;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=SAG 575-1b / CCAP 575/1B / UTEX LB 40;
RX   AGRICOLA=IND44059346; DOI=10.1111/j.1529-8817.2008.00510.x;
RA   Turmel M., Brouard J.-S., Gagnon C., Otis C., Lemieux C.;
RT   "Deep division in the Chlorophyceae (Chlorophyta) revealed by chloroplast
RT   phylogenomic analyseS.";
RL   J. Phycol. 44:739-750(2008).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SAG 575-1b / CCAP 575/1B / UTEX LB 40;
RX   PubMed=18558012; DOI=10.1186/1471-2164-9-290;
RA   Brouard J.-S., Otis C., Lemieux C., Turmel M.;
RT   "Chloroplast DNA sequence of the green alga Oedogonium cardiacum
RT   (Chlorophyceae): unique genome architecture, derived characters shared with
RT   the Chaetophorales and novel genes acquired through horizontal transfer.";
RL   BMC Genomics 9:290-290(2008).
CC   -!- FUNCTION: May help in the organization of the PsaE and PsaF subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00522}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00522}; Single-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00522}.
CC   -!- SIMILARITY: Belongs to the PsaJ family. {ECO:0000255|HAMAP-
CC       Rule:MF_00522}.
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DR   EMBL; EF587339; ABU88177.1; -; Genomic_DNA.
DR   EMBL; EU677193; ACC97224.1; -; Genomic_DNA.
DR   RefSeq; YP_002000401.1; NC_011031.1.
DR   AlphaFoldDB; B2X1W4; -.
DR   SMR; B2X1W4; -.
DR   GeneID; 6440141; -.
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   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem I; Plastid; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..41
FT                   /note="Photosystem I reaction center subunit IX"
FT                   /id="PRO_0000354161"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00522"
SQ   SEQUENCE   41 AA;  4654 MW;  B13AF6D626D0259F CRC64;
     MKDFTTYLST APVVAFAWIT ITAGLLIEIN RFFPDPLVFS F