ID   PSAJ_GLOC7              Reviewed;          42 AA.
AC   B7K767;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   03-AUG-2022, entry version 52.
DE   RecName: Full=Photosystem I reaction center subunit IX {ECO:0000255|HAMAP-Rule:MF_00522};
GN   Name=psaJ {ECO:0000255|HAMAP-Rule:MF_00522};
GN   OrderedLocusNames=PCC7424_1184;
OS   Gloeothece citriformis (strain PCC 7424) (Cyanothece sp. (strain PCC
OS   7424)).
OC   Bacteria; Cyanobacteria; Oscillatoriophycideae; Chroococcales;
OC   Aphanothecaceae; Gloeothece; Gloeothece citriformis.
OX   NCBI_TaxID=65393;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 7424;
RX   PubMed=21972240; DOI=10.1128/mbio.00214-11;
RA   Bandyopadhyay A., Elvitigala T., Welsh E., Stockel J., Liberton M., Min H.,
RA   Sherman L.A., Pakrasi H.B.;
RT   "Novel metabolic attributes of the genus Cyanothece, comprising a group of
RT   unicellular nitrogen-fixing Cyanobacteria.";
RL   MBio 2:E214-E214(2011).
CC   -!- FUNCTION: May help in the organization of the PsaE and PsaF subunits.
CC       {ECO:0000255|HAMAP-Rule:MF_00522}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00522}; Single-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00522}.
CC   -!- SIMILARITY: Belongs to the PsaJ family. {ECO:0000255|HAMAP-
CC       Rule:MF_00522}.
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DR   EMBL; CP001291; ACK69635.1; -; Genomic_DNA.
DR   RefSeq; WP_012598581.1; NC_011729.1.
DR   AlphaFoldDB; B7K767; -.
DR   SMR; B7K767; -.
DR   STRING; 65393.PCC7424_1184; -.
DR   EnsemblBacteria; ACK69635; ACK69635; PCC7424_1184.
DR   KEGG; cyc:PCC7424_1184; -.
DR   HOGENOM; CLU_212133_0_0_3; -.
DR   Proteomes; UP000002384; Chromosome.
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:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
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   Pfam; PF01701; PSI_PsaJ; 1.
DR   SUPFAM; SSF81544; SSF81544; 1.
PE   3: Inferred from homology;
KW   Membrane; Photosynthesis; Photosystem I; Reference proteome; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..42
FT                   /note="Photosystem I reaction center subunit IX"
FT                   /id="PRO_1000127649"
FT   TRANSMEM        7..27
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00522"
SQ   SEQUENCE   42 AA;  4713 MW;  D04448420C7FBDDC CRC64;
     MKGLPKFLSL GPVLLVLWLS VQATLLIVIN IIYPDLLFYP LS