ID   PSAE_SYNR3              Reviewed;          69 AA.
AC   A5GR45;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   12-JUN-2007, sequence version 1.
DT   25-MAY-2022, entry version 70.
DE   RecName: Full=Photosystem I reaction center subunit IV {ECO:0000255|HAMAP-Rule:MF_00613};
GN   Name=psaE {ECO:0000255|HAMAP-Rule:MF_00613};
GN   OrderedLocusNames=SynRCC307_0451;
OS   Synechococcus sp. (strain RCC307).
OC   Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC   unclassified Synechococcus.
OX   NCBI_TaxID=316278;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RCC307;
RG   Genoscope;
RL   Submitted (MAY-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Stabilizes the interaction between PsaC and the PSI core,
CC       assists the docking of the ferredoxin to PSI and interacts with
CC       ferredoxin-NADP oxidoreductase. {ECO:0000255|HAMAP-Rule:MF_00613}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00613}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00613}.
CC   -!- SIMILARITY: Belongs to the PsaE family. {ECO:0000255|HAMAP-
CC       Rule:MF_00613}.
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DR   EMBL; CT978603; CAK27354.1; -; Genomic_DNA.
DR   RefSeq; WP_011934869.1; NC_009482.1.
DR   AlphaFoldDB; A5GR45; -.
DR   SMR; A5GR45; -.
DR   STRING; 316278.SynRCC307_0451; -.
DR   EnsemblBacteria; CAK27354; CAK27354; SynRCC307_0451.
DR   KEGG; syr:SynRCC307_0451; -.
DR   eggNOG; ENOG503313D; Bacteria.
DR   HOGENOM; CLU_136462_2_1_3; -.
DR   OMA; NYSGINT; -.
DR   OrthoDB; 1994429at2; -.
DR   Proteomes; UP000001115; Chromosome.
DR   GO; GO:0009538; C:photosystem I reaction center; IEA:InterPro.
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_00613; PSI_PsaE; 1.
DR   InterPro; IPR008990; Elect_transpt_acc-like_dom_sf.
DR   InterPro; IPR003375; PSI_PsaE.
DR   PANTHER; PTHR34549; PTHR34549; 1.
DR   Pfam; PF02427; PSI_PsaE; 1.
DR   SUPFAM; SSF50090; SSF50090; 1.
PE   3: Inferred from homology;
KW   Membrane; Photosynthesis; Photosystem I; Reference proteome; Thylakoid.
FT   CHAIN           1..69
FT                   /note="Photosystem I reaction center subunit IV"
FT                   /id="PRO_1000061312"
SQ   SEQUENCE   69 AA;  7655 MW;  3E0CBC82E49A6799 CRC64;
     MAISRGDKVR IRRPESYWFN EVGTVASIDT SGIRYPVVVR FEKVNYNGFS GVDGGINTNN
     FAEAELDPA