PSBZ_SYNY3
ID PSBZ_SYNY3 Reviewed; 62 AA.
AC P73528;
DT 15-JUL-1998, integrated into UniProtKB/Swiss-Prot.
DT 30-APR-2003, sequence version 2.
DT 03-AUG-2022, entry version 132.
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=sll1281;
OS Synechocystis sp. (strain PCC 6803 / Kazusa).
OC Bacteria; Cyanobacteria; Synechococcales; Merismopediaceae; Synechocystis;
OC unclassified Synechocystis.
OX NCBI_TaxID=1111708;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 6803 / Kazusa;
RX PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT "Sequence analysis of the genome of the unicellular cyanobacterium
RT Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT genome and assignment of potential protein-coding regions.";
RL DNA Res. 3:109-136(1996).
RN [2]
RP PROTEIN SEQUENCE OF 1-13, SUBUNIT, AND SUBCELLULAR LOCATION.
RC STRAIN=PCC 6803 / Kazusa;
RX PubMed=12069591; DOI=10.1021/bi026012+;
RA Kashino Y., Lauber W.M., Carroll J.A., Wang Q., Whitmarsh J., Satoh K.,
RA Pakrasi H.B.;
RT "Proteomic analysis of a highly active photosystem II preparation from the
RT cyanobacterium Synechocystis sp. PCC 6803 reveals the presence of novel
RT polypeptides.";
RL Biochemistry 41:8004-8012(2002).
CC -!- FUNCTION: Controls the interaction of photosystem II (PSII) cores with
CC the light-harvesting antenna. {ECO:0000255|HAMAP-Rule:MF_00644}.
CC -!- SUBUNIT: Heterodimer of an alpha subunit and a beta subunit.
CC Cyanobacterial PSII is composed of 1 copy each of membrane proteins
CC PsbA, PsbB, PsbC, PsbD, PsbE, PsbF, PsbH, PsbI, PsbJ, PsbK, PsbL, PsbM,
CC PsbT, PsbX, PsbY, PsbZ, Ycf12, at least 3 peripheral proteins PsbO,
CC PsbU, PsbV and a large number of cofactors. It forms dimeric complexes.
CC {ECO:0000269|PubMed:12069591}.
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC Rule:MF_00644, ECO:0000269|PubMed:12069591}; Multi-pass membrane
CC protein {ECO:0000255|HAMAP-Rule:MF_00644}. Note=Associated with the
CC photosystem II complex. {ECO:0000255|HAMAP-Rule:MF_00644}.
CC -!- SIMILARITY: Belongs to the PsbZ family. {ECO:0000255|HAMAP-
CC Rule:MF_00644}.
CC -!- SEQUENCE CAUTION:
CC Sequence=BAA17568.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR EMBL; BA000022; BAA17568.1; ALT_INIT; Genomic_DNA.
DR PIR; S77234; S77234.
DR PDB; 7N8O; EM; 1.93 A; Z/z=1-62.
DR PDB; 7RCV; EM; 2.01 A; Z/z=1-62.
DR PDBsum; 7N8O; -.
DR PDBsum; 7RCV; -.
DR AlphaFoldDB; P73528; -.
DR SMR; P73528; -.
DR IntAct; P73528; 2.
DR STRING; 1148.1652648; -.
DR PaxDb; P73528; -.
DR EnsemblBacteria; BAA17568; BAA17568; BAA17568.
DR KEGG; syn:sll1281; -.
DR eggNOG; ENOG5032ZB0; Bacteria.
DR InParanoid; P73528; -.
DR OMA; NWEQSKS; -.
DR Proteomes; UP000001425; 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:0030096; C:plasma membrane-derived thylakoid photosystem II; IDA:UniProtKB.
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 3D-structure; Direct protein sequencing; Membrane; Photosynthesis;
KW Photosystem II; Reaction center; Reference proteome; Thylakoid;
KW Transmembrane; Transmembrane helix.
FT CHAIN 1..62
FT /note="Photosystem II reaction center protein Z"
FT /id="PRO_0000217735"
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"
FT HELIX 3..27
FT /evidence="ECO:0007829|PDB:7N8O"
FT HELIX 31..33
FT /evidence="ECO:0007829|PDB:7N8O"
FT HELIX 36..60
FT /evidence="ECO:0007829|PDB:7N8O"
SQ SEQUENCE 62 AA; 6734 MW; 51C5F32E577010DA CRC64;
MSIVFQIALA ALVLFSFVMV VGVPVAYASP QNWDRSKPLL YLGSGIWAIL VIVVALLNFL
VV
