ID   PSAJ_NICSY              Reviewed;          44 AA.
AC   Q3C1K9;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   22-NOV-2005, sequence version 1.
DT   25-MAY-2022, entry version 51.
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   Nicotiana sylvestris (Wood tobacco) (South American tobacco).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC   Nicotiana.
OX   NCBI_TaxID=4096;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=16435119; DOI=10.1007/s00438-005-0092-6;
RA   Yukawa M., Tsudzuki T., Sugiura M.;
RT   "The chloroplast genome of Nicotiana sylvestris and Nicotiana
RT   tomentosiformis: complete sequencing confirms that the Nicotiana sylvestris
RT   progenitor is the maternal genome donor of Nicotiana tabacum.";
RL   Mol. Genet. Genomics 275:367-373(2006).
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; AB237912; BAE46674.1; -; Genomic_DNA.
DR   RefSeq; YP_358699.1; NC_007500.1.
DR   AlphaFoldDB; Q3C1K9; -.
DR   SMR; Q3C1K9; -.
DR   GeneID; 3735100; -.
DR   KEGG; nsy:3735100; -.
DR   Proteomes; UP000189701; Chloroplast Pltd.
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;
KW   Reference proteome; Thylakoid; Transmembrane; Transmembrane helix.
FT   CHAIN           1..44
FT                   /note="Photosystem I reaction center subunit IX"
FT                   /id="PRO_0000276065"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00522"
SQ   SEQUENCE   44 AA;  5027 MW;  B22DFC68F244CEA4 CRC64;
     MRDLKTYLSV APVLSTLWFG ALAGLLIEIN RFFPDALTFP FFSF