ID   PSBZ_TOBAC              Reviewed;          62 AA.
AC   P09974;
DT   01-JUL-1989, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-1989, sequence version 1.
DT   25-MAY-2022, entry version 103.
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}; Synonyms=ycf9;
OS   Nicotiana tabacum (Common tobacco).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC   Nicotiana.
OX   NCBI_TaxID=4097;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. Bright Yellow 4;
RX   PubMed=16453699; DOI=10.1002/j.1460-2075.1986.tb04464.x;
RA   Shinozaki K., Ohme M., Tanaka M., Wakasugi T., Hayashida N.,
RA   Matsubayashi T., Zaita N., Chunwongse J., Obokata J.,
RA   Yamaguchi-Shinozaki K., Ohto C., Torazawa K., Meng B.-Y., Sugita M.,
RA   Deno H., Kamogashira T., Yamada K., Kusuda J., Takaiwa F., Kato A.,
RA   Tohdoh N., Shimada H., Sugiura M.;
RT   "The complete nucleotide sequence of the tobacco chloroplast genome: its
RT   gene organization and expression.";
RL   EMBO J. 5:2043-2049(1986).
RN   [2]
RP   CHARACTERIZATION.
RX   PubMed=11402165; DOI=10.2307/3871300;
RA   Swiatek M., Kuras R., Sokolenko A., Higgs D., Olive J., Cinque G.,
RA   Mueller B., Eichacker L.A., Stern D.B., Bassi R., Herrmann R.G.,
RA   Wollman F.-A.;
RT   "The chloroplast gene ycf9 encodes a photosystem II (PSII) core subunit,
RT   PsbZ, that participates in PSII supramolecular architecture.";
RL   Plant Cell 13:1347-1367(2001).
CC   -!- FUNCTION: Controls the interaction of photosystem II (PSII) cores with
CC       the light-harvesting antenna.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane; Multi-
CC       pass membrane protein. Note=Associated with the photosystem II complex.
CC   -!- SIMILARITY: Belongs to the PsbZ family. {ECO:0000255|HAMAP-
CC       Rule:MF_00644}.
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DR   EMBL; Z00044; CAA77349.1; -; Genomic_DNA.
DR   PIR; A05189; A05189.
DR   RefSeq; NP_054494.1; NC_001879.2.
DR   AlphaFoldDB; P09974; -.
DR   SMR; P09974; -.
DR   GeneID; 800480; -.
DR   KEGG; nta:800480; -.
DR   OMA; AWRIRTM; -.
DR   OrthoDB; 1627093at2759; -.
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   PANTHER; PTHR34971; PTHR34971; 1.
DR   Pfam; PF01737; Ycf9; 1.
DR   SUPFAM; SSF161055; SSF161055; 1.
DR   TIGRFAMs; TIGR03043; PS_II_psbZ; 1.
PE   1: Evidence at protein level;
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_0000217730"
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;  6553 MW;  4C797B7DB28A4CF5 CRC64;
     MTLAFQLAVF ALIATSLILL ISVPVVFASP DGWSSNKNVV FSGTSLWIGL VFLVGILNSL
     IS