ID   PSBQ_ONOVI              Reviewed;         231 AA.
AC   O22591;
DT   01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   25-MAY-2022, entry version 72.
DE   RecName: Full=Oxygen-evolving enhancer protein 3, chloroplastic;
DE            Short=OEE3;
DE   AltName: Full=16 kDa subunit of oxygen evolving system of photosystem II;
DE   AltName: Full=OEC 16 kDa subunit;
DE   Flags: Precursor;
GN   Name=PSBQ;
OS   Onobrychis viciifolia (Common sainfoin).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; Hologalegina; IRL clade; Hedysareae; Onobrychis.
OX   NCBI_TaxID=3882;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RA   Joseph R.G.;
RT   "cDNA encoding oxygen-evolving enhancer protein 3 precursor from Onobrychis
RT   viciifolia.";
RL   Submitted (SEP-1997) to the EMBL/GenBank/DDBJ databases.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane.
CC       Note=Associated with the photosystem II complex.
CC   -!- SIMILARITY: Belongs to the psbQ family. {ECO:0000305}.
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DR   EMBL; AF026400; AAB81994.1; -; mRNA.
DR   AlphaFoldDB; O22591; -.
DR   SMR; O22591; -.
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   Gene3D; 1.20.120.290; -; 1.
DR   InterPro; IPR023222; PsbQ-like_dom_sf.
DR   InterPro; IPR008797; PSII_PsbQ.
DR   PANTHER; PTHR33399; PTHR33399; 1.
DR   Pfam; PF05757; PsbQ; 1.
DR   SUPFAM; SSF101112; SSF101112; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid; Thylakoid;
KW   Transit peptide.
FT   TRANSIT         1..82
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000250"
FT   CHAIN           83..231
FT                   /note="Oxygen-evolving enhancer protein 3, chloroplastic"
FT                   /id="PRO_0000029594"
FT   REGION          15..57
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        15..31
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        39..57
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   231 AA;  24842 MW;  4122E248BFAC8B69 CRC64;
     MAQAMASGLL EGSLQLMSGS NRSSSSSRTR GPAGVFIVRA QQQEQQQGMS SSAADPQSNR
     RAMLGLVATG LASASFVQAV LAEAKPIKVG GPPPPSGGLG GTLNSDEARD LKLPLKERFY
     IQPLSPTEAA QRQRESAKEI VAVKKFIDQK LGHMFINDLR LRASYLRYDL NTVISSKPKE
     QKQSLKESSA GKLFQDIDNL DYAAKLKSAP QAEKYYADAV STLNDVLSKI G