ID PSBZ_OLTVI Reviewed; 62 AA.
AC Q20EZ9;
DT 06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT 18-APR-2006, sequence version 1.
DT 08-NOV-2023, entry version 56.
DE RecName: Full=Photosystem II reaction center protein Z {ECO:0000255|HAMAP-Rule:MF_00644};
DE Short=PSII-Z {ECO:0000255|HAMAP-Rule:MF_00644};
GN Name=psbZ {ECO:0000255|HAMAP-Rule:MF_00644};
OS Oltmannsiellopsis viridis (Marine flagellate) (Oltmannsiella viridis).
OG Plastid; Chloroplast.
OC Eukaryota; Viridiplantae; Chlorophyta; Ulvophyceae; Oltmannsiellopsidales;
OC Oltmannsiellopsidaceae; Oltmannsiellopsis.
OX NCBI_TaxID=51324;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=16472375; DOI=10.1186/1741-7007-4-3;
RA Pombert J.-F., Lemieux C., Turmel M.;
RT "The complete chloroplast DNA sequence of the green alga Oltmannsiellopsis
RT viridis reveals a distinctive quadripartite architecture in the chloroplast
RT genome of early diverging ulvophytes.";
RL BMC Biol. 4:3-3(2006).
CC -!- FUNCTION: May control the interaction of photosystem II (PSII) cores
CC with the light-harvesting antenna, regulates electron flow through the
CC 2 photosystem reaction centers. PSII is a light-driven water
CC plastoquinone oxidoreductase, using light energy to abstract electrons
CC from H(2)O, generating a proton gradient subsequently used for ATP
CC formation. {ECO:0000255|HAMAP-Rule:MF_00644}.
CC -!- SUBUNIT: PSII is composed of 1 copy each of membrane proteins PsbA,
CC PsbB, PsbC, PsbD, PsbE, PsbF, PsbH, PsbI, PsbJ, PsbK, PsbL, PsbM, PsbT,
CC PsbY, PsbZ, Psb30/Ycf12, at least 3 peripheral proteins of the oxygen-
CC evolving complex and a large number of cofactors. It forms dimeric
CC complexes. {ECO:0000255|HAMAP-Rule:MF_00644}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC {ECO:0000255|HAMAP-Rule:MF_00644}; Multi-pass membrane protein
CC {ECO:0000255|HAMAP-Rule:MF_00644}.
CC -!- SIMILARITY: Belongs to the PsbZ family. {ECO:0000255|HAMAP-
CC Rule:MF_00644}.
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DR EMBL; DQ291132; ABB82007.1; -; Genomic_DNA.
DR RefSeq; YP_635846.1; NC_008099.1.
DR AlphaFoldDB; Q20EZ9; -.
DR SMR; Q20EZ9; -.
DR GeneID; 4100185; -.
DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0009539; C:photosystem II reaction center; IEA:InterPro.
DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR GO; GO:0042549; P:photosystem II stabilization; IEA:InterPro.
DR Gene3D; 1.10.287.740; Photosystem II PsbZ, reaction centre; 1.
DR HAMAP; MF_00644; PSII_PsbZ; 1.
DR InterPro; IPR002644; PSII_PsbZ.
DR InterPro; IPR036512; PSII_PsbZ_sf.
DR NCBIfam; TIGR03043; PS_II_psbZ; 1.
DR PANTHER; PTHR34971; PHOTOSYSTEM II REACTION CENTER PROTEIN Z; 1.
DR PANTHER; PTHR34971:SF2; PHOTOSYSTEM II REACTION CENTER PROTEIN Z; 1.
DR Pfam; PF01737; Ycf9; 1.
DR SUPFAM; SSF161055; PsbZ-like; 1.
PE 3: Inferred from homology;
KW Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid;
KW Reaction center; Thylakoid; Transmembrane; Transmembrane helix.
FT CHAIN 1..62
FT /note="Photosystem II reaction center protein Z"
FT /id="PRO_0000277226"
FT TRANSMEM 8..28
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00644"
FT TRANSMEM 41..61
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00644"
SQ SEQUENCE 62 AA; 6662 MW; 8AFDE129C652689C CRC64;
MTIIFQLTLF ALIAVSFLLV IGVPVVFASP SGWTENKGTV FSGVGIWFLL VFAVGILNSF
VI
//