ID   PSBZ_TRIV2              Reviewed;          62 AA.
AC   Q3MCF9;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2005, sequence version 1.
DT   25-MAY-2022, entry version 90.
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}; OrderedLocusNames=Ava_1705;
OS   Trichormus variabilis (strain ATCC 29413 / PCC 7937) (Anabaena variabilis).
OC   Bacteria; Cyanobacteria; Nostocales; Nostocaceae; Trichormus.
OX   NCBI_TaxID=240292;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29413 / PCC 7937;
RX   PubMed=25197444; DOI=10.4056/sigs.3899418;
RA   Thiel T., Pratte B.S., Zhong J., Goodwin L., Copeland A., Lucas S., Han C.,
RA   Pitluck S., Land M.L., Kyrpides N.C., Woyke T.;
RT   "Complete genome sequence of Anabaena variabilis ATCC 29413.";
RL   Stand. Genomic Sci. 9:562-573(2014).
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: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_00644}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_00644}. Note=Associated with the photosystem II complex.
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; CP000117; ABA21327.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q3MCF9; -.
DR   SMR; Q3MCF9; -.
DR   STRING; 240292.Ava_1705; -.
DR   EnsemblBacteria; ABA21327; ABA21327; Ava_1705.
DR   KEGG; ava:Ava_1705; -.
DR   eggNOG; ENOG5032ZB0; Bacteria.
DR   HOGENOM; CLU_195286_1_0_3; -.
DR   OMA; NWEQSKS; -.
DR   Proteomes; UP000002533; Chromosome.
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:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
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   3: Inferred from homology;
KW   Membrane; Photosynthesis; Photosystem II; Reaction center; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..62
FT                   /note="Photosystem II reaction center protein Z"
FT                   /id="PRO_1000056941"
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;  6806 MW;  9356F6C29D5DD21C CRC64;
     MTIIFQFALI SLVLVSFVLV VGVPVAYATP QSWVESKKLL WLGSGVWIAL VLLVGLLNFF
     VV