ID   PSBP_CUCSA              Reviewed;         263 AA.
AC   Q9SLQ8;
DT   01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-2000, sequence version 1.
DT   25-MAY-2022, entry version 80.
DE   RecName: Full=Oxygen-evolving enhancer protein 2, chloroplastic;
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   AltName: Full=OEC23;
DE   Flags: Precursor;
GN   Name=PSBP;
OS   Cucumis sativus (Cucumber).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Cucurbitales; Cucurbitaceae; Benincaseae; Cucumis.
OX   NCBI_TaxID=3659;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=cv. Aonagajibai;
RA   Ifuku K., Kanda Y., Sato F.;
RT   "Isolation of cucumber cDNA for the 23 kDa polypeptide of the oxygen-
RT   evolving complex of photosystem II (PsbP).";
RL   (er) Plant Gene Register PGR00-031(2000).
CC   -!- FUNCTION: May be involved in the regulation of photosystem II.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane.
CC       Note=Associated with the photosystem II complex.
CC   -!- SIMILARITY: Belongs to the psbP family. {ECO:0000305}.
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DR   EMBL; AB032245; BAA89317.1; -; mRNA.
DR   RefSeq; XP_004147746.1; XM_004147698.2.
DR   AlphaFoldDB; Q9SLQ8; -.
DR   SMR; Q9SLQ8; -.
DR   STRING; 3659.XP_004161551.1; -.
DR   PRIDE; Q9SLQ8; -.
DR   EnsemblPlants; KGN53510; KGN53510; Csa_4G063440.
DR   GeneID; 101214094; -.
DR   Gramene; KGN53510; KGN53510; Csa_4G063440.
DR   KEGG; csv:101214094; -.
DR   eggNOG; ENOG502QUMW; Eukaryota.
DR   OMA; WFKGQER; -.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0019898; C:extrinsic component of membrane; IEA:InterPro.
DR   GO; GO:0009654; C:photosystem II oxygen evolving complex; IEA:InterPro.
DR   GO; GO:0005509; F:calcium ion binding; IEA:InterPro.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   InterPro; IPR016123; Mog1/PsbP_a/b/a-sand.
DR   InterPro; IPR002683; PsbP_C.
DR   Pfam; PF01789; PsbP; 1.
DR   SUPFAM; SSF55724; SSF55724; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid; Thylakoid;
KW   Transit peptide.
FT   TRANSIT         1..77
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000250"
FT   CHAIN           78..263
FT                   /note="Oxygen-evolving enhancer protein 2, chloroplastic"
FT                   /id="PRO_0000029575"
SQ   SEQUENCE   263 AA;  28139 MW;  62EC7972B12546D5 CRC64;
     MASTSCFLHH HALTAAARSS SSPRQAALPK SPQLLVCRAQ KQQPAQEEEG GVVSRRLALT
     VLIGAAALGS KVSPADAAYG EAANVFGKPK SNTDYLPYSG DGFKLSIPSK WNPSKEREFP
     GQVLRYEDNF DSNSNLSVII NPTDKKSIKD FGSPEEFLSK VDYLLGKQAY FGKTASEGGF
     DPDAVATANI LEATASNVNG KDYYFVSVLT RTADGDEGGK HQLITATVND GKLYICKAQA
     GDKRWFKGAR KFVEGAASSF SVA