Photosystem II (PSII)
Phytotoxicity of four photosystem II herbicides to tropical seagrasses
... the photosystem II (PSII) herbicides which are the most frequently detected at the highest ...of PSII herbicides on the photophysiology, growth and mortality in seagrass, there is little ...
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CHARACTERIZATION OF PHOTOSYSTEM II HETEROGENIETY IN RESPONSE TO SALINITY STRESS
... photosystems: Photosystem II and I. Photosystem II (PSII) is a multisubunit pigment protein complex embedded in the thylakoid membrane of the ...PS II consist of at least 25 ...
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Photosystem II of barley seedlings under cadmium and lead stress
... of photosystem II (PSII) of each cultivar to each type of ...within PSII were directly shifted shortly (24 h) after the application of both heavy metals, especially in the case of plants grown ...
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Strissel, Henning (2011): TerC - an essential protein for the integration of CP43 into the thylakoid membrane and its assembly into photosystem II. Dissertation, LMU München: Fakultät für Biologie
... of PSII is impaired in ...the photosystem II and/or is involved in the integration of CP43 into the thylakoid ...of PSII, only the precursor form of D1 and/or D2 could be identified in ...the ...
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A miniature bioassay for testing the acute phytotoxicity of Photosystem II herbicides on seagrass
... Photosystem II (PSII) herbicides have been detected in nearshore tropical waters such as those of the Great Barrier Reef and may add to the pressure posed by runoff containing sed- iments and ...
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Acute and additive toxicity of ten photosystem-II herbicides to seagrass
... Photosystem II herbicides are transported to inshore marine waters, including those of the Great Barrier Reef, and are usually detected in complex ...10 PSII herbicides to the seagrass Halophila ...
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Dependence of substrate-water binding on protein and inorganic cofactors of photosystem II
... in photosystem II activity and are routinely used to evaluate cofactor ...native PSII membranes at m/e = 34 (which is sensitive to the 16 O 18 O product) show that the ‘fast’ and ‘slowly’ exchanging ...
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Studies of the oxygen-evolving complex of photosystem II
... Nature of the s2 state electron paramagnetic resonance signals from the oxygen evolving complex of photosystem II: Q-band and oriented X-band studies.. Evidence for two forms of the g=4.[r] ...
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Models of the Oxygen Evolving Complex of Photosystem II
... In the five chapters that follow, I delineate my efforts over the last five years to synthesize structurally and chemically relevant models of the Oxygen Evolving Complex (OEC) of Photosystem II. The OEC is ...
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Different Effects of Malate on the Activities of Photosystem II in Detached Leaves of Maize and Tobacco
... of photosystem II (PS II) is normal, but the activity of ribulose bisphosphate carboxylase/oxygenase (Rubisco) is ...PS II is lower but the activity of Rubisco is higher ...
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Wiring of photosystem II to hydrogenase for photoelectrochemical water splitting
... cathode in a two-compartment cell separated by a glass frit (Supporting Information Figure S9). Separation of the cathodic and the anodic reaction minimizes the exposure of H 2 ase to O 2 at the time of PSII ...
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Spectroscopic studies of photodamage and photoprotection of photosystem II
... Further analysis of the FLIM micrographs showed that, intrinsically, there are different populations of PSII with characteristic lifetimes. These populations may suffer photoinhibition and response to it in ...
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Substrate exchange in the water-oxidising complex of photosystem II
... The PSII water oxidation reaction is driven photochemically by the capture of light quanta. The surrounding chi a/ b binding proteins serve as a light-harvesting antenna and deliver spectrally diverse quanta to ...
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Computational Investigation of the Oxygen Evolving Complex of Photosystem II and Related Models via Density Functional Theory
... The 1.9 – 2.1 Å resolution PSII structures reveal the disposition of Mn, Ca/Sr and terminal/bridging O species, along with protein supplied ligating side chains. In each case there is a distinguishable difference ...
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Circularly Polarised Luminescence Spectroscopy of Photosystem II
... energies, orientations and locations of the pigments involved in the absorption transition. Excitonic CPL has the same dependence on these factors for the pigments involved in the emission transition—obviously, only ...
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An investigation of the small polypeptides of photosystem II
... Using the results from analysis o f the protein sequence with the thylakoid prediction programme ChloroP the following organisation o f the transit peptides is proposed (http://www.cbs.dtu.dk/services/ChloroP/). Residues ...
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Response of Cowpea Genotypes to Drought Stress in Uganda
... of photosystem II, Chlorophyll content of the tested genotypes (Table 4) though the effect varied in both improved and local ...of photosystem II was supported by an increase in ...
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Schottkowski, Marco (2010): Molecular analysis of factors involved in biogenesis of the cyanobacterial thylakoid membrane. Dissertation, LMU München: Fakultät für Biologie
... The biogenesis of photosynthetic complexes is assisted by a growing number of trans-acting factors in both chloroplasts and cyanobacteria. We have previously shown that the periplasmic PratA factor from Synechocystis sp. ...
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ABA alleviated soybean seedling stress exposed to UV-C radiation
... content, photosystem II (PSII) activity, active oxygen metabolism, isoflavone accumulation and seedling biomass were analysed, also, the effects of exogenous ABA on soybean under UV-C radiation were ...
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Effects of light, food availability and temperature stress on the function of Photosystem II and Photosystem I of coral symbionts
... As an indicator of the accuracy of the protein quantifications we compared our measurement of chl a content per unit coral surface area with the expected amount of chl a calculated from the measured levels of PS2 and PS1 ...
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