ID   PSBR_HORVU              Reviewed;         138 AA.
AC   Q40070;
DT   15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1996, sequence version 1.
DT   25-MAY-2022, entry version 70.
DE   RecName: Full=Photosystem II 10 kDa polypeptide, chloroplastic;
DE   Flags: Precursor;
GN   Name=PSBR;
OS   Hordeum vulgare (Barley).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; BOP clade;
OC   Pooideae; Triticodae; Triticeae; Hordeinae; Hordeum.
OX   NCBI_TaxID=4513;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=cv. CI-16137;
RA   Nielsen P.S., Rasmussen S.K.;
RT   "A barley photosystem II associated 10 kD protein shows that at least two
RT   forms are present in monocot plants.";
RL   (er) Plant Gene Register PGR96-108(1996).
CC   -!- FUNCTION: Associated with the oxygen-evolving complex of photosystem
CC       II.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane.
CC       Note=Associated with the photosystem II complex.
CC   -!- SIMILARITY: Belongs to the psbR family. {ECO:0000305}.
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DR   EMBL; X97771; CAA66373.1; -; Genomic_DNA.
DR   PIR; T06173; T06173.
DR   AlphaFoldDB; Q40070; -.
DR   EnsemblPlants; HORVU.MOREX.r2.2HG0126490.1; HORVU.MOREX.r2.2HG0126490.1; HORVU.MOREX.r2.2HG0126490.
DR   EnsemblPlants; HORVU.MOREX.r2.2HG0126490.1.mrna1; HORVU.MOREX.r2.2HG0126490.1.mrna1; HORVU.MOREX.r2.2HG0126490.1.
DR   Gramene; HORVU.MOREX.r2.2HG0126490.1; HORVU.MOREX.r2.2HG0126490.1; HORVU.MOREX.r2.2HG0126490.
DR   Gramene; HORVU.MOREX.r2.2HG0126490.1.mrna1; HORVU.MOREX.r2.2HG0126490.1.mrna1; HORVU.MOREX.r2.2HG0126490.1.
DR   OMA; IYAKDEW; -.
DR   ExpressionAtlas; Q40070; 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:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   InterPro; IPR006814; PSII_PsbR.
DR   PANTHER; PTHR34369; PTHR34369; 1.
DR   Pfam; PF04725; PsbR; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid; Thylakoid;
KW   Transit peptide.
FT   TRANSIT         1..39
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000250"
FT   CHAIN           40..138
FT                   /note="Photosystem II 10 kDa polypeptide, chloroplastic"
FT                   /id="PRO_0000029362"
SQ   SEQUENCE   138 AA;  14138 MW;  DEF31629F916E0B1 CRC64;
     MSACVMASLA LKPSSSPLLQ RSKLGGVRPS ARPSLVIVAK KAKKVQTAQP YGPGGGVAFK
     EGVDASGRVA KGKGVYQFAD KYGANVDGYS PIYTPEEWSP SGDVYVGGKT GLFLWAVTLA
     GILLGGALLV YSTSALAS