ID   PSBO_SOLTU              Reviewed;         333 AA.
AC   P26320;
DT   01-MAY-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1992, sequence version 1.
DT   03-AUG-2022, entry version 75.
DE   RecName: Full=Oxygen-evolving enhancer protein 1, chloroplastic;
DE            Short=OEE1;
DE   AltName: Full=33 kDa subunit of oxygen evolving system of photosystem II;
DE   AltName: Full=33 kDa thylakoid membrane protein;
DE   AltName: Full=OEC 33 kDa subunit;
DE   Flags: Precursor;
GN   Name=PSBO;
OS   Solanum tuberosum (Potato).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Solanales; Solanaceae; Solanoideae; Solaneae; Solanum.
OX   NCBI_TaxID=4113;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=cv. Bintje; TISSUE=Leaf;
RX   PubMed=1840688; DOI=10.1007/bf00036821;
RA   van Spanje M., Dirkse W.G., Nap J.-P., Stiekema W.J.;
RT   "Isolation and analysis of cDNA encoding the 33 kDa precursor protein of
RT   the oxygen-evolving complex of potato.";
RL   Plant Mol. Biol. 17:157-160(1991).
CC   -!- FUNCTION: Stabilizes the manganese cluster which is the primary site of
CC       water splitting. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane.
CC       Note=Associated with the photosystem II complex.
CC   -!- SIMILARITY: Belongs to the PsbO family. {ECO:0000305}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; X17578; CAA35601.1; ALT_SEQ; mRNA.
DR   PIR; S16586; S16586.
DR   AlphaFoldDB; P26320; -.
DR   SMR; P26320; -.
DR   STRING; 4113.PGSC0003DMT400026009; -.
DR   PRIDE; P26320; -.
DR   eggNOG; ENOG502QRXA; Eukaryota.
DR   InParanoid; P26320; -.
DR   Proteomes; UP000011115; Unassembled WGS sequence.
DR   ExpressionAtlas; P26320; baseline and differential.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0009654; C:photosystem II oxygen evolving complex; IEA:InterPro.
DR   GO; GO:0010242; F:oxygen evolving activity; IEA:InterPro.
DR   GO; GO:0010207; P:photosystem II assembly; IEA:InterPro.
DR   GO; GO:0042549; P:photosystem II stabilization; IEA:InterPro.
DR   InterPro; IPR011250; OMP/PagP_b-brl.
DR   InterPro; IPR002628; PSII_MSP.
DR   PANTHER; PTHR34058; PTHR34058; 1.
DR   Pfam; PF01716; MSP; 1.
DR   SUPFAM; SSF56925; SSF56925; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; Manganese; Membrane; Photosynthesis; Photosystem II; Plastid;
KW   Reference proteome; Thylakoid; Transit peptide.
FT   TRANSIT         1..85
FT                   /note="Chloroplast"
FT   CHAIN           86..333
FT                   /note="Oxygen-evolving enhancer protein 1, chloroplastic"
FT                   /id="PRO_0000029560"
SQ   SEQUENCE   333 AA;  35389 MW;  77751D20D4620519 CRC64;
     MAASLQAAAT LMQPTKVGGV SARNNLQLRS SQSVSKAFGL EPSASRLSCS LQTDLKDFAQ
     KCTDAAKIAG FALATSALVV SGANAEGVPK RLTFDEIQSK TYMEVKGTGT ANQCPTIDGG
     VDSFAFKPGK YNAKKFCLEP TSFTVKAEGV SKNSAPDFQK TKLMTRLTYT LDEIEGPFEV
     SPDGTVKFEE KDGIDYAAVT VQLPGGERVP FLFTIKQLVA SGKPESFSVD FLVPSYRGSS
     FLDPKGRGGS TGYDNAVALP AGGRGDEEEL QKENVKNTAS LTGKITFTVT KSNPQTGEVI
     GVFESIQPSD TDLGAKTPKD VKIQGIWYAQ LES