ID   PSBP_EUGGR              Reviewed;          30 AA.
AC   P83687;
DT   10-MAY-2004, integrated into UniProtKB/Swiss-Prot.
DT   15-DEC-2003, sequence version 1.
DT   25-MAY-2022, entry version 34.
DE   RecName: Full=Oxygen-evolving enhancer protein 2;
DE            Short=OEE2;
DE   AltName: Full=23 kDa subunit of oxygen evolving system of photosystem II;
DE   AltName: Full=23 kDa thylakoid membrane protein;
DE   AltName: Full=OEC 23 kDa subunit;
DE   Flags: Fragment;
GN   Name=PSBP;
OS   Euglena gracilis.
OC   Eukaryota; Discoba; Euglenozoa; Euglenida; Spirocuta; Euglenophyceae;
OC   Euglenales; Euglenaceae; Euglena.
OX   NCBI_TaxID=3039 {ECO:0000305};
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, AND SUBCELLULAR LOCATION.
RX   PubMed=12837550; DOI=10.1016/s0005-2728(03)00058-6;
RA   Santillan Torres J.L., Atteia A., Claros M.G., Gonzalez-Halphen D.;
RT   "Cytochrome f and subunit IV, two essential components of the
RT   photosynthetic bf complex typically encoded in the chloroplast genome, are
RT   nucleus-encoded in Euglena gracilis.";
RL   Biochim. Biophys. Acta 1604:180-189(2003).
CC   -!- FUNCTION: May be involved in the regulation of photosystem II.
CC       {ECO:0000250|UniProtKB:P93566}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000269|PubMed:12837550}. Note=Associated with the photosystem II
CC       complex.
CC   -!- SIMILARITY: Belongs to the psbP family. {ECO:0000305}.
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DR   AlphaFoldDB; P83687; -.
DR   GO; GO:0009507; C:chloroplast; IDA:UniProtKB.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Chloroplast; Direct protein sequencing; Membrane; Photosynthesis;
KW   Photosystem II; Plastid; Thylakoid.
FT   CHAIN           1..>30
FT                   /note="Oxygen-evolving enhancer protein 2"
FT                   /id="PRO_0000220268"
FT   NON_TER         30
FT                   /evidence="ECO:0000303|PubMed:12837550"
SQ   SEQUENCE   30 AA;  3295 MW;  9B8F96B5EFBB9E01 CRC64;
     AYGEGANVFG KRKETDQFFE ISGDGWSGKL