Relative binding affinities of chlorophylls in peridinin-chlorophyll-protein reconstituted with heterochlorophyllous mixtures.

abstract：:We have used antibodies generated against synthetic peptides to determine the topology of the 43 kD chlorophyll a binding protein (CP 43) of Photosystem II. Based on the pattern of proteolytic fragments detected (on western blots) by peptide specific antibodies, a six transmembrane span topological model, with the ami...

journal_title：Photosynthesis research

authors： Sayre RT,Wrobel-Boerner EA

更新日期：1994-04-01 00:00:00

abstract：:Soybean [Glycine max (L.) Merr. cv. Williams 82 and A3127] plants were grown in the field under long-term soil moisture deficit and irrigation to determine the effects of severe drought stress on the photosynthetic capacity of soybean leaves. Afternoon leaf water potentials, stomatal conductances, intercellular CO2 co...

journal_title：Photosynthesis research

authors： Frederick JR,Alm DM,Hesketh JD,Below FE

更新日期：1990-07-01 00:00:00

abstract：:The effects of protein phosphorylation and cation depletion on the electron transport rate and fluorescence emission characteristics of photosystem I at two stages of chloroplast development in light-grown wheat leaves are examined. The light-harvesting chlorophyll a/b protein complex associated with photosystem I (LH...

journal_title：Photosynthesis research

authors： Bredenkamp GJ,Baker NR

更新日期：1990-01-01 00:00:00

abstract：:Two-component regulatory systems that respond to changes in redox potential have recently been discovered in bacteria. 'Redox sensors' are defined as electron carriers which initiate control of gene expression upon oxidation or reduction. 'Redox response regulators' are defined as DNA-binding proteins which modify gen...

journal_title：Photosynthesis research

authors： Allen JF

更新日期：1993-05-01 00:00:00

abstract：:We pay tribute to the life and work of Margareta Ryberg (1946-2012). She was an expert on the different forms of protochlorophyll(ide), their protein partners, and their transformations in angiosperms; on the structural aspects, and the nature of prolamellar bodies, as well as on the localization of light-dependent NA...

journal_title：Photosynthesis research

authors： Ryberg H,Björn LO,Skagerfält B,Björn G

更新日期：2012-09-01 00:00:00

abstract：:Rates of net CO2 uptake were examined in developing leaves of Hydrocotyle bonariensis. Leaves that developed under high photosynthetically active radiation (48 mol m(-2) day(-1) PAR) were smaller, thicker, and reached maximum size sooner than did leaves that developed under low PAR (4.8 mol m(-2) day(-1)). Maximum net...

journal_title：Photosynthesis research

authors： Longstreth DJ,Hartsock TL,Nobel PS

更新日期：1981-06-01 00:00:00

abstract：:A study of the absorption and fluorescence characteristics of the D1/D2/cytb-559 reaction centre complex of Photosystem II has been carried out by gaussian decomposition of absorption spectra both at room temperature and 72 K and of the room temperature fluorescence spectrum. A five component fit was found in which th...

journal_title：Photosynthesis research

authors： Garlaschi FM,Zucchelli G,Giavazzi P,Jennings RC

更新日期：1994-09-01 00:00:00

abstract：:The unicellular green alga Chlamydomonas reinhardtii acclimates to low-CO2 (LC) conditions by actively transporting inorganic carbon (Ci) into the cell, resulting in an increase in photosynthetic efficiency. This mechanism is called the carbon-concentrating mechanism (CCM), and soluble protein LCIB is essential for th...

journal_title：Photosynthesis research

authors： Yamano T,Asada A,Sato E,Fukuzawa H

更新日期：2014-09-01 00:00:00

abstract：:Exposure of the red alga Porphyra perforata or leaves of Phytolacca americana and Echinodorus sp. to white light equivalent to full sunlight for short periods induced large decreases of variable fluorescence measured at 695 nm at 77K. This change was not produced by photoinhibition but rather appeared to result from a...

journal_title：Photosynthesis research

authors： Fork DC,Bose S,Herbert SK

更新日期：1986-01-01 00:00:00

abstract：:In vitro studies of the carotenoid peridinin, which is the primary pigment from the peridinin chlorophyll-a protein (PCP) light harvesting complex, showed a strong dependence on the lifetime of the peridinin lowest singlet excited state on solvent polarity. This dependence was attributed to the presence of an intramol...

journal_title：Photosynthesis research

authors： Polívka T,Pascher T,Sundström V,Hiller RG

更新日期：2005-11-01 00:00:00

abstract：:Inorganic phosphate participates in many fundamental processes within the plant cell. Its broad influence on plant metabolism is related to such key operations as metabolite transport, enzyme regulation and carbohydrate metabolism in general. This review discusses these topics with special emphasis on the role assigne...

journal_title：Photosynthesis research

authors： Iglesias AA,Plaxton WC,Podestá FE

更新日期：1993-03-01 00:00:00

abstract：:Thylakoids are complex sub-organellar membrane systems whose role in photosynthesis makes them critical to life. Thylakoids require the coordinated expression of both nuclear- and plastid-encoded proteins to allow rapid response to changing environmental conditions. Transport of cytoplasmically synthesized proteins to...

journal_title：Photosynthesis research

authors： New CP,Ma Q,Dabney-Smith C

更新日期：2018-12-01 00:00:00

abstract：:The relationship between the redox state of P700, the primary donor of PS I, monitored using absorbance changes at 830 nm and photochemical energy storage in PS I reaction centers assayed with the photoacoustic method (PA) was studied in isolated PS I submembrane particles aspirated onto nitrocellulose filters. Severa...

journal_title：Photosynthesis research

authors： Bukhov NG,Rajagopal S,Carpentier R

更新日期：2002-01-01 00:00:00

abstract：:Nonlinear optical responses of bacteriochlorophyll a (BChl a) were investigated by means of the three-pulse four-wave mixing (FWM) technique under the resonant excitation into the Q ( y ) band. The experimental results are explained by a theoretical model calculation including the Brownian oscillation mode of the solv...

journal_title：Photosynthesis research

authors： Sugisaki M,Fujii R,Cogdell RJ,Hashimoto H

更新日期：2008-02-01 00:00:00

abstract：:Biohybrid light-harvesting architectures can be constructed that employ native-like bacterial photosynthetic antenna peptides as a scaffold to which synthetic chromophores are attached to augment overall spectral coverage. Synthetic bacteriochlorins are attractive to enhance capture of solar radiation in the photon-ri...

journal_title：Photosynthesis research

authors： Jiang J,Reddy KR,Pavan MP,Lubian E,Harris MA,Jiao J,Niedzwiedzki DM,Kirmaier C,Parkes-Loach PS,Loach PA,Bocian DF,Holten D,Lindsey JS

更新日期：2014-11-01 00:00:00

abstract：:Mike Wasielewski's pioneering work on Photosystem II photochemistry has an important place in the history of photosynthesis; we are proud to have been associated with him in making those first measurements. Here, we present our association and publications with him, and provide some of the history behind this research...

journal_title：Photosynthesis research

authors： Govindjee,Seibert M

更新日期：2010-01-01 00:00:00

abstract：:In plants, chlorophylls (chlorophyll a and chlorophyll b) are the most abundant tetrapyrrole molecules and are essential for photosynthesis. The first committed step of chlorophyll biosynthesis is the insertion of Mg(2+) into protoporphyrin IX, and thus subsequent steps of the biosynthesis are called the Mg branch. As...

journal_title：Photosynthesis research

authors： Masuda T

更新日期：2008-05-01 00:00:00

abstract：:Structural analogues of the NADP(+) were studied as potential coenzymes and inhibitors for NADP(+) dependent malic enzyme from Zea mays L. leaves. Results showed that 1, N(6)-etheno-nicotinamide adenine dinucleotide phosphate (∈ NADP(+)), 3-acetylpyridine-adenine dinucleotide phosphate (APADP(+)), nicotinamide-hypoxan...

journal_title：Photosynthesis research

authors： Spampinato CP,Paneth P,O'Leary MH,Andreo CS

更新日期：1991-05-01 00:00:00

abstract：:In this paper, we describe a protocol to obtain a site-directed mutants in thepsbA gene ofChlamydomonas reinhardtii, which overcomes several drawbacks of previous protocols, and makes it possible to generate a mutant within a month. Since the large size of the gene, and the presence of four large introns has made mole...

journal_title：Photosynthesis research

authors： Minagawa J,Crofts AR

更新日期：1994-11-01 00:00:00

abstract：:The oxygen production of dark-adapted Photosystem II upon illumination by a series of single-turnover flashes shows a damped period four oscillation with flash number. The damping is attributed to 'misses' resulting from a statistical probability that a reaction center fails to produce a stable charge separation after...

journal_title：Photosynthesis research

authors： de Wijn R,van Gorkom HJ

更新日期：2002-01-01 00:00:00

abstract：:Plant terpenoids are among the most diverse group of naturally-occurring organic compounds known, and several are used in contemporary consumer products. Terpene synthase enzymes catalyze complex rearrangements of carbon skeleton precursors to yield thousands of unique chemical structures that range in size from the s...

journal_title：Photosynthesis research

authors： Davies FK,Jinkerson RE,Posewitz MC

更新日期：2015-03-01 00:00:00

abstract：:Electron transfer pathways in photosynthesis involve interactions between membrane-bound complexes such as reaction centres with an extrinsic partner. In this study, the biological specificity of electron transfer between the reaction centre-light-harvesting 1-PufX complex and its extrinsic electron donor, cytochrome ...

journal_title：Photosynthesis research

authors： Vasilev C,Brindley AA,Olsen JD,Saer RG,Beatty JT,Hunter CN

更新日期：2014-05-01 00:00:00

abstract：:The chlorina-f2 mutant of barley (Hordeum vulgare L.) contains no chlorophyll b in its light-harvesting antenna, whereas the chlorina-103 mutant contains approximately 10% of the chlorophyll b found in wild-type. The absolute chlorophyll antenna size for Photosystem-II in wild-type, chlorina-103 and chlorina-f2 mutant...

journal_title：Photosynthesis research

authors： Harrison MA,Nemson JA,Melis A

更新日期：1993-11-01 00:00:00

abstract：:Analysis of leaf-level photosynthetic responses of 39 tree species grown in elevated concentrations of atmospheric CO2 indicated an average photosynthetic enhancement of 44% when measured at the growth [CO2]. When photosynthesis was measured at a common ambient [CO2], photosynthesis of plants grown at elevated [CO2] w...

journal_title：Photosynthesis research

authors： Gunderson CA,Wullschleger SD

更新日期：1994-03-01 00:00:00

abstract：:Earlier mass spectrometric measurements, in which oxygen evolution was measured following short saturating light flashes, indicated that with a time resolution of about 30 s no form of bound water and/or an oxidation product exists up to the redox state S3 of the oxygen evolving center (R. Radmer and O. Ollinger, 1986...

journal_title：Photosynthesis research

authors： Bader KP,Renger G,Schmid GH

更新日期：1993-01-01 00:00:00

abstract：:When 23°C-grown potato leaves (Solanum tuberosum L.) were exposed for 15 min to elevated temperatures in weak light, a dramatic and preferential inactivation of Photosystem (PS) II was observed at temperatures higher than about 38°C. In vivo photoacoustic measurements indicated that, concomitantly with the loss of PS ...

journal_title：Photosynthesis research

authors： Havaux M

更新日期：1996-01-01 00:00:00

abstract：:Precise control of the proton concentration gradient across thylakoid membranes (ΔpH) is essential for photosynthesis and its regulation because the gradient contributes to the generation of the proton motive force used for ATP synthesis and also for the fast and reversible induction of non-photochemical quenching (NP...

journal_title：Photosynthesis research

authors： Trinh MDL,Sato R,Masuda S

更新日期：2019-03-01 00:00:00

abstract：:The thylakoid membrane protein PsbS is critical for quenching excessive excitation energy in mechanisms that involve the light-harvesting complexes of photosystem II. Liposomes of thylakoid lipids have been shown to be a very good platform to study photosynthetic membrane proteins and their interactions. In this study...

journal_title：Photosynthesis research

authors： Liu C,Gao Z,Liu K,Sun R,Cui C,Holzwarth AR,Yang C

更新日期：2016-01-01 00:00:00

abstract：:Brownian Dynamics (BD) computer simulations were used to study electrostatic interactions between turnip cytochrome f (cyt f) and spinach plastocyanin (PC). Three different spinach PC structures were studied: The X-ray crystal structure of Xue and coworkers [(1998) Protein Sci 7:2099-2105] and the NMR structure of Mus...

journal_title：Photosynthesis research

authors： Gross EL

更新日期：2007-11-01 00:00:00

abstract：:MOA-stilbene is known to be a specific inhibitor of the Qo site of mammalian cytochrome bc 1 complex. We show that it also binds to the chloroplast cytochrome bf complex. Binding to the reduced enzyme induces a red-shift of the Soret and visible absorption bands of the haems b. Steady state and single turnover experim...

journal_title：Photosynthesis research

authors： Rich PR,Madgwick SA,Brown S,von Jagow G,Brandt U

更新日期：1992-12-01 00:00:00