ID PSBQ_CHLRE Reviewed; 199 AA.
AC P12852;
DT 01-OCT-1989, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-1989, sequence version 1.
DT 24-JAN-2024, entry version 114.
DE RecName: Full=Oxygen-evolving enhancer protein 3, chloroplastic;
DE Short=OEE3;
DE Flags: Precursor;
GN Name=PSBQ;
OS Chlamydomonas reinhardtii (Chlamydomonas smithii).
OC Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC CS clade; Chlamydomonadales; Chlamydomonadaceae; Chlamydomonas.
OX NCBI_TaxID=3055;
RN [1]
RP NUCLEOTIDE SEQUENCE [MRNA].
RC STRAIN=137c / CC-125;
RA Mayfield S.P., Schirmer-Rahire G., Frank H., Zuber H., Rochaix J.-D.;
RT "Analysis of the genes of the OEE1 and OEE3 proteins of the photosystem II
RT complex of Chlamydomonas reinhardtii.";
RL Plant Mol. Biol. 12:683-693(1989).
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; X13832; CAA32061.1; -; mRNA.
DR PIR; S05509; S05509.
DR RefSeq; XP_001701331.1; XM_001701279.1.
DR PDB; 6KAC; EM; 2.70 A; Q/q=1-199.
DR PDBsum; 6KAC; -.
DR AlphaFoldDB; P12852; -.
DR EMDB; EMD-9955; -.
DR SMR; P12852; -.
DR PaxDb; 3055-EDO97626; -.
DR ProMEX; P12852; -.
DR EnsemblPlants; PNW79927; PNW79927; CHLRE_08g372450v5.
DR Gramene; PNW79927; PNW79927; CHLRE_08g372450v5.
DR eggNOG; ENOG502S5VE; Eukaryota.
DR HOGENOM; CLU_1373988_0_0_1; -.
DR OMA; DRFYIQP; -.
DR OrthoDB; 297544at2759; -.
DR BioCyc; CHLAMY:CHLREDRAFT_153656-MONOMER; -.
DR BioCyc; MetaCyc:CHLREDRAFT_153656-MONOMER; -.
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; Oxygen-evolving enhancer protein 3 (PsbQ), four-helix up-down bundle; 1.
DR InterPro; IPR023222; PsbQ-like_dom_sf.
DR InterPro; IPR008797; PSII_PsbQ.
DR PANTHER; PTHR33399; OXYGEN-EVOLVING ENHANCER PROTEIN 3-1, CHLOROPLASTIC; 1.
DR PANTHER; PTHR33399:SF3; OXYGEN-EVOLVING ENHANCER PROTEIN 3-1, CHLOROPLASTIC; 1.
DR Pfam; PF05757; PsbQ; 1.
DR SUPFAM; SSF101112; Oxygen-evolving enhancer protein 3; 1.
PE 1: Evidence at protein level;
KW 3D-structure; Chloroplast; Membrane; Photosynthesis; Photosystem II;
KW Plastid; Thylakoid; Transit peptide.
FT TRANSIT 1..51
FT /note="Chloroplast"
FT CHAIN 52..199
FT /note="Oxygen-evolving enhancer protein 3, chloroplastic"
FT /id="PRO_0000029591"
FT HELIX 63..66
FT /evidence="ECO:0007829|PDB:6KAC"
FT TURN 69..75
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 81..84
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 87..92
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 94..108
FT /evidence="ECO:0007829|PDB:6KAC"
FT TURN 109..111
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 114..117
FT /evidence="ECO:0007829|PDB:6KAC"
FT TURN 122..131
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 132..134
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 135..141
FT /evidence="ECO:0007829|PDB:6KAC"
FT TURN 142..145
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 148..171
FT /evidence="ECO:0007829|PDB:6KAC"
FT TURN 172..175
FT /evidence="ECO:0007829|PDB:6KAC"
FT HELIX 177..195
FT /evidence="ECO:0007829|PDB:6KAC"
SQ SEQUENCE 199 AA; 21824 MW; 8CCF077334CF79D6 CRC64;
MALASKVATR PAVASRRGAV VVRASGESRR AVLGGLLASA VAAVAPKAAL ALTPVDLFDD
RSVRDRGFDL IYEARDLDLP QNVREGFTQA RASLDETKKR VKESEARIDA DLDVFIQKSY
WTEAREQLRR QVGTLRFDLN TLASTKEKEA KKAALGLRKE FIQAVEDLDF ALREKDQASA
AKKLEITKAK LDSVLAAVL
//
