NPQ4

Summary

Gene Symbol: NPQ4
Description: Chlorophyll A-B binding family protein
Alias: CP22, NONPHOTOCHEMICAL QUENCHING 4, PHOTOSYSTEM II SUBUNIT S, PSBS, PSII-S, T18F15.3, T18F15_3, Chlorophyll A-B binding family protein
Species: thale cress
Products:     NPQ4

Top Publications

  1. Li X, Bjorkman O, Shih C, Grossman A, Rosenquist M, Jansson S, et al. A pigment-binding protein essential for regulation of photosynthetic light harvesting. Nature. 2000;403:391-5 pubmed
    ..Here we show that the gene encoding PsbS, an intrinsic chlorophyll-binding protein of photosystem II, is necessary for nonphotochemical quenching but not ..
  2. Breitholtz H, Srivastava R, Tyystjärvi E, Rintamäki E. LHC II protein phosphorylation in leaves of Arabidopsis thaliana mutants deficient in non-photochemical quenching. Photosynth Res. 2005;84:217-23 pubmed
    ..LHC II protein phosphorylation in vivo, we studied phosphorylation of LHC II proteins in the leaves of npq1-2 and npq4-1 mutants of Arabidopis thaliana...
  3. Sylak Glassman E, Malnoë A, De Re E, Brooks M, Fischer A, Niyogi K, et al. Distinct roles of the photosystem II protein PsbS and zeaxanthin in the regulation of light harvesting in plants revealed by fluorescence lifetime snapshots. Proc Natl Acad Sci U S A. 2014;111:17498-503 pubmed publisher
    ..leaves of Arabidopsis thaliana throughout the induction and relaxation of NPQ for wild type and the qE mutants, npq4, which lacks PsbS; npq1, which lacks VDE and cannot convert violaxanthin to zeaxanthin; and npq1 npq4, which lacks ..
  4. Frenkel M, Külheim C, Jänkänpää H, Skogström O, Dall Osto L, Agren J, et al. Improper excess light energy dissipation in Arabidopsis results in a metabolic reprogramming. BMC Plant Biol. 2009;9:12 pubmed publisher
    Plant performance is affected by the level of expression of PsbS, a key photoprotective protein involved in the process of feedback de-excitation (FDE), or the qE component of non-photochemical quenching, NPQ...
  5. Johnson M, Ruban A. Arabidopsis plants lacking PsbS protein possess photoprotective energy dissipation. Plant J. 2010;61:283-9 pubmed publisher
    It is commonly accepted that the photosystem II subunit S protein, PsbS, is required for the dissipation of excess light energy in a process termed 'non-photochemical quenching' (NPQ)...
  6. Dong L, Tu W, Liu K, Sun R, Liu C, Wang K, et al. The PsbS protein plays important roles in photosystem II supercomplex remodeling under elevated light conditions. J Plant Physiol. 2015;172:33-41 pubmed publisher
    Leaves from three different Arabidopsis lines with different expression levels of PsbS protein showed different levels of non-photochemical quenching...
  7. Ware M, Giovagnetti V, Belgio E, Ruban A. PsbS protein modulates non-photochemical chlorophyll fluorescence quenching in membranes depleted of photosystems. J Photochem Photobiol B. 2015;152:301-7 pubmed publisher
    Plants with varying levels of PsbS protein were grown on lincomycin. Enhanced levels of non-photochemical fluorescence quenching (NPQ) in over-expressers of the protein have been observed...
  8. Schultes N, Peterson R. Phylogeny-directed structural analysis of the Arabidopsis PsbS protein. Biochem Biophys Res Commun. 2007;355:464-70 pubmed
    Plant psbS proteins are essential for regulated thermal dissipation of excess light referred to as non-photochemical quenching of chlorophyll fluorescence yield (NPQ)...
  9. Kereïche S, Kiss A, Kouril R, Boekema E, Horton P. The PsbS protein controls the macro-organisation of photosystem II complexes in the grana membranes of higher plant chloroplasts. FEBS Lett. 2010;584:759-64 pubmed publisher
    The PsbS protein is a critical component in the regulation of non-photochemical quenching (NPQ) in higher plant photosynthesis...

More Information

Publications23

  1. Haripal P, Raval H, Raval M, Rawal R, Biswal B, Biswal U. Three-dimensional model of zeaxanthin binding PsbS protein associated with nonphotochemical quenching of excess quanta of light energy absorbed by the photosynthetic apparatus. J Mol Model. 2006;12:847-53 pubmed
    A three-dimensional model of the PsbS protein was built with the help of homology-modeling methods...
  2. Crouchman S, Ruban A, Horton P. PsbS enhances nonphotochemical fluorescence quenching in the absence of zeaxanthin. FEBS Lett. 2006;580:2053-8 pubmed
    Leaves and chloroplasts from Arabidopsis plants with increased amounts of PsbS protein showed the same percentage increase in nonphotochemical quenching in comparison to the wild type both in the presence and absence of zeaxanthin...
  3. Zienkiewicz M, Ferenc A, Wasilewska W, Romanowska E. High light stimulates Deg1-dependent cleavage of the minor LHCII antenna proteins CP26 and CP29 and the PsbS protein in Arabidopsis thaliana. Planta. 2012;235:279-88 pubmed publisher
    ..light-harvesting complex antenna subunits of PSII (LHCII), CP26 and CP29, as well as PSII-associated PsbS (CP22/NPQ4) protein...
  4. Bonente G, Howes B, Caffarri S, Smulevich G, Bassi R. Interactions between the photosystem II subunit PsbS and xanthophylls studied in vivo and in vitro. J Biol Chem. 2008;283:8434-45 pubmed
    The photosystem II subunit PsbS is essential for excess energy dissipation (qE); however, both lutein and zeaxanthin are needed for its full activation...
  5. Correa Galvis V, Poschmann G, Melzer M, Stühler K, Jahns P. PsbS interactions involved in the activation of energy dissipation in Arabidopsis. Nat Plants. 2016;2:15225 pubmed publisher
    ..The PsbS protein plays a central role in this process and is supposed to activate NPQ through specific, light-regulated ..
  6. Sarvikas P, Hakala M, Pätsikkä E, Tyystjarvi T, Tyystjärvi E. Action spectrum of photoinhibition in leaves of wild type and npq1-2 and npq4-1 mutants of Arabidopsis thaliana. Plant Cell Physiol. 2006;47:391-400 pubmed
    ..and from the npq1-2 and npq4-1 mutants defective in non-photochemical quenching (NPQ) of excitations of the PSII antenna...
  7. Johnson M, Ruban A. Restoration of rapidly reversible photoprotective energy dissipation in the absence of PsbS protein by enhanced DeltapH. J Biol Chem. 2011;286:19973-81 pubmed publisher
    ..rapidly reversible qE-type quenching can be observed in intact chloroplasts from Arabidopsis plants lacking the PsbS protein, previously believed to be indispensible for the process...
  8. Wilk L, Grunwald M, Liao P, Walla P, Kuhlbrandt W. Direct interaction of the major light-harvesting complex II and PsbS in nonphotochemical quenching. Proc Natl Acad Sci U S A. 2013;110:5452-6 pubmed publisher
    The photosystem II (PSII) subunit S (PsbS) plays a key role in nonphotochemical quenching, a photoprotective mechanism for dissipation of excess excitation energy in plants...
  9. Ciszak K, Kulasek M, Barczak A, Grzelak J, Maćkowski S, Karpiński S. PsbS is required for systemic acquired acclimation and post-excess-light-stress optimization of chlorophyll fluorescence decay times in Arabidopsis. Plant Signal Behav. 2015;10:e982018 pubmed publisher
    ..Based on the results, we concluded that functional PsbS is required for optimization of absorbed photon fate and optimal light acclimatory responses such as SAA or after ..
  10. Goral T, Johnson M, Duffy C, Brain A, Ruban A, Mullineaux C. Light-harvesting antenna composition controls the macrostructure and dynamics of thylakoid membranes in Arabidopsis. Plant J. 2012;69:289-301 pubmed publisher
    ..The same methods were used to characterize mutants lacking or over-expressing PsbS, a protein related to light-harvesting complexes that appears to play a role in regulation of photosynthetic light ..
  11. Michaeli S, Honig A, Levanony H, Peled Zehavi H, Galili G. Arabidopsis ATG8-INTERACTING PROTEIN1 is involved in autophagy-dependent vesicular trafficking of plastid proteins to the vacuole. Plant Cell. 2014;26:4084-101 pubmed publisher
    ..Taken together, our results implicate ATI1 in autophagic plastid-to-vacuole trafficking through its ability to interact with both plastid proteins and ATG8 of the core autophagy machinery. ..
  12. Ware M, Belgio E, Ruban A. Comparison of the protective effectiveness of NPQ in Arabidopsis plants deficient in PsbS protein and zeaxanthin. J Exp Bot. 2015;66:1259-70 pubmed publisher
    ..under a gradually increasing light intensity, in the zeaxanthin-deficient (npq1) Arabidopsis mutant, compared with PsbS protein-deficient (npq4) and wild-type plants...
  13. Havaux M, Dall Osto L, Bassi R. Zeaxanthin has enhanced antioxidant capacity with respect to all other xanthophylls in Arabidopsis leaves and functions independent of binding to PSII antennae. Plant Physiol. 2007;145:1506-20 pubmed
    ..ch1 with npq1 resulted in oxidative stress in high light, while removing other xanthophylls or the PSII protein PsbS had no such effect...
  14. Peterson R. PsbS genotype in relation to coordinated function of PS II and PS I in Arabidopsis leaves. Photosynth Res. 2005;85:205-19 pubmed
    ..The PS II-S protein is absent in line npq4-1 due to deletion of psbS...