ID   PSBZ_EMIHU              Reviewed;          62 AA.
AC   Q4G3C6;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   30-AUG-2005, sequence version 1.
DT   03-AUG-2022, entry version 62.
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   Emiliania huxleyi (Coccolithophore) (Pontosphaera huxleyi).
OG   Plastid; Chloroplast.
OC   Eukaryota; Haptista; Haptophyta; Prymnesiophyceae; Isochrysidales;
OC   Noelaerhabdaceae; Emiliania.
OX   NCBI_TaxID=2903;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCMP373 / CSIRO-CS-57 / BT6;
RX   PubMed=16303746; DOI=10.1093/dnares/12.2.151;
RA   Sanchez-Puerta M.V., Bachvaroff T.R., Delwiche C.F.;
RT   "The complete plastid genome sequence of the haptophyte Emiliania huxleyi:
RT   a comparison to other plastid genomes.";
RL   DNA Res. 12:151-156(2005).
CC   -!- FUNCTION: Controls the interaction of photosystem II (PSII) cores with
CC       the light-harvesting antenna. {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}. Note=Associated with the photosystem
CC       II complex. {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; AY741371; AAX13840.1; -; Genomic_DNA.
DR   RefSeq; YP_277341.1; NC_007288.1.
DR   AlphaFoldDB; Q4G3C6; -.
DR   SMR; Q4G3C6; -.
DR   GeneID; 3562517; -.
DR   Proteomes; UP000013827; Unassembled WGS sequence.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
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; -; 1.
DR   HAMAP; MF_00644; PSII_PsbZ; 1.
DR   InterPro; IPR002644; PSII_PsbZ.
DR   InterPro; IPR036512; PSII_PsbZ_sf.
DR   Pfam; PF01737; Ycf9; 1.
DR   SUPFAM; SSF161055; SSF161055; 1.
DR   TIGRFAMs; TIGR03043; PS_II_psbZ; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid;
KW   Reaction center; Reference proteome; Thylakoid; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..62
FT                   /note="Photosystem II reaction center protein Z"
FT                   /id="PRO_0000277243"
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;  6462 MW;  3B92DEE27A2BE4E4 CRC64;
     MVGILPLFVV LLIIVSFAMV VAVPVILATP GEWEKSQGIV WSGAGLWSAL VILTGVFNAV
     PA