Did you mean: the role of cyclic and pseudocyst photophosphorylation in
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of Cambridge, Tennis Court Road, Cambridge, CB2 1QW,, UK Received 23 August 1994; revised 14 November 1994; accepted 10 December 1994 Keywords: Cyclic photophosphorylation; Cyclic electron transport; Photosystem ...
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transport that has received considerable attention is a cyclic pathway around PSI. While it is now largely accepted that cyclic photophosphorylation is not required for carbon assimilation, several authors ...
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transport systems are generally coupled with ATP synthesis. Therefore, two main types of photophosphorylating reactions must be distinguished in isolated chloroplasts: noncyclic and cyclic PP. If instead ...
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. This study examines the extent and the role of endogenous A stoichiometric balance of ATP/NADPH in the chloroplast is essential for optimum photosynthesis. It is now widely accepted cyclic photophosphorylation ...
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is available for glutamine synthesis and lessens its dependence on cyclically (or pseudocyclically) generated ATP. Photoconversion of glutamate to glutamine by chloroplasts (6, 18, 23) is probably of major ...
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of photosynthesis involves ( i ) activation of the Bassham–Benson–Calvin (BBC) cycle enzymes [13–16] ; ( ii ) redistribution of electron flows through different pathways (noncyclic/cyclic/pseudocyclic electron ...
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to inhibit cyclic electron transport (Bohme, 1977; Shahak et al., 1981). Also, FNR is not sensitive to antimycin. An indirect role of FNR in cyclic electron transport as a producer of NADPH that could in turn ...
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of Oxygen. ........ Noncyclic Photophosphorylation With Ferredoxin............................ Cyclic Photophosphorylation With Ferredoxin. .............................. Pseudocyclic Photophosphorylation ...
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photophosphorylation in the chloroplast have a commonsite for ATPformation. Arnon and co-workers (15, 16) dissent from the acceptance of these commonly held concepts. They conclude, first, that cyclic and noneyclie ...
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possible sources. These are (a) photore duction of O2 (or pseudocyclic photophosphorylation); (b) cyclic photophos phorylation; and (c) Q-cycle activity (see 17, 49). CHLOROPLAST 1.502® O .75HjJ "7. MDA ...