ID D3GKF6_9SPER Unreviewed; 61 AA.
AC D3GKF6;
DT 23-MAR-2010, integrated into UniProtKB/TrEMBL.
DT 23-MAR-2010, sequence version 1.
DT 24-JAN-2024, entry version 34.
DE RecName: Full=Photosystem II reaction center protein Z {ECO:0000256|ARBA:ARBA00021665, ECO:0000256|HAMAP-Rule:MF_00644};
DE Short=PSII-Z {ECO:0000256|HAMAP-Rule:MF_00644};
GN Name=psbZ {ECO:0000256|HAMAP-Rule:MF_00644,
GN ECO:0000313|EMBL:ACZ92192.1};
OS Ephedra andina.
OG Plastid; Chloroplast {ECO:0000313|EMBL:ACZ92192.1}.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Gnetopsida; Gnetidae; Ephedrales; Ephedraceae; Ephedra.
OX NCBI_TaxID=173281 {ECO:0000313|EMBL:ACZ92192.1};
RN [1] {ECO:0000313|EMBL:ACZ92192.1}
RP NUCLEOTIDE SEQUENCE.
RX AGRICOLA=IND44275925; DOI=10.1086/605116;
RA Rydin C., Korall P.;
RT "Evolutionary relationships in Ephedra (Gnetales), with implications for
RT seed plant phylogeny.";
RL Int. J. Plant Sci. 170:1031-1043(2009).
RN [2] {ECO:0000313|EMBL:QXG15999.1}
RP NUCLEOTIDE SEQUENCE.
RA Rydin C., Blokzijl R., Thureborn O., Wikstroem N.;
RT "Node ages, relationships, and phylogenomic incongruence in an ancient
RT gymnosperm lineage -Phylogeny of Ephedra revisited.";
RL Taxon 0:0-0(2021).
CC -!- FUNCTION: Controls the interaction of photosystem II (PSII) cores with
CC the light-harvesting antenna, regulates electron flow through the 2
CC 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:0000256|RuleBase:RU003472}.
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:0000256|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:0000256|ARBA:ARBA00038734, ECO:0000256|HAMAP-
CC Rule:MF_00644}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004141}. Plastid,
CC chloroplast thylakoid membrane {ECO:0000256|HAMAP-Rule:MF_00644};
CC Multi-pass membrane protein {ECO:0000256|HAMAP-Rule:MF_00644}.
CC -!- SIMILARITY: Belongs to the PsbZ family. {ECO:0000256|ARBA:ARBA00008367,
CC ECO:0000256|HAMAP-Rule:MF_00644, ECO:0000256|RuleBase:RU003472}.
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DR EMBL; FJ958128; ACZ92192.1; -; Genomic_DNA.
DR EMBL; MG594451; QXG15999.1; -; Genomic_DNA.
DR AlphaFoldDB; D3GKF6; -.
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 {ECO:0000313|EMBL:ACZ92192.1};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_00644};
KW Photosynthesis {ECO:0000256|ARBA:ARBA00022531, ECO:0000256|HAMAP-
KW Rule:MF_00644};
KW Photosystem II {ECO:0000256|ARBA:ARBA00023276, ECO:0000256|HAMAP-
KW Rule:MF_00644}; Plastid {ECO:0000313|EMBL:ACZ92192.1};
KW Reaction center {ECO:0000256|ARBA:ARBA00022469, ECO:0000256|HAMAP-
KW Rule:MF_00644};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_00644};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|HAMAP-
KW Rule:MF_00644};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989, ECO:0000256|HAMAP-
KW Rule:MF_00644}.
FT TRANSMEM 38..60
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
SQ SEQUENCE 61 AA; 6574 MW; 6DF623A7016ECEA3 CRC64;
MTIAFQLTMF ALIAISFLLL IGVPIAFAFP EGWSGNKNIL FSAVSLWIGL VISVGVLNSF
I
//