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[光合作用初级阶段光能优化转化的方式。I. 光合单位结构优化的必要性及其效率计算]

[Means of optimizing conversion of light energy in the primary stages of photosynthesis. I. The need for optimizing the structure of a photosynthetic unit and calculation of its efficiency].

作者信息

Fetisova Z G, Fok M V

出版信息

Mol Biol (Mosk). 1984 Nov-Dec;18(6):1651-6.

PMID:6521741
Abstract

It is shown, that the photosynthetic unit structure is to be strongly optimized in vivo to operate with a 90% quantum yield of primary charge separation in reaction centers, which means that a macroscopic photosynthetic unit is neither uniform nor isotropic. Some requirements for optimization of photosynthetic unit structure are determined. The modified probability matrix method to simulate the excitation energy transfer in photosynthesis is proposed. The method is adapted to excitation trapping time (but not to excitation jumps number) calculation. The calculations assume a Förster inductive resonance mechanism for energy transfer within light-harvesting antenna and pairwise dipolar interactions.

摘要

结果表明,光合作用单位结构在体内需要进行强烈优化,以便在反应中心以90%的初级电荷分离量子产率运行,这意味着宏观光合作用单位既不均匀也不是各向同性的。确定了光合作用单位结构优化的一些要求。提出了用于模拟光合作用中激发能量转移的修正概率矩阵方法。该方法适用于激发俘获时间(但不适用于激发跳跃次数)的计算。计算假设在光捕获天线内能量转移采用福斯特感应共振机制以及成对偶极相互作用。

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Mol Biol (Mosk). 1984 Nov-Dec;18(6):1651-6.
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[Means of optimizing light energy conversion in the primary stages of photosynthesis. II. Optimization of the structure of an uniform photosynthetic unit lattice].[光合作用初级阶段中光能转换的优化方法。II. 均匀光合单位晶格结构的优化]
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Energy transfer followed by electron transfer in a supramolecular triad composed of boron dipyrrin, zinc porphyrin, and fullerene: a model for the photosynthetic antenna-reaction center complex.由硼二吡咯、锌卟啉和富勒烯组成的超分子三联体中的能量转移继之以电子转移:光合天线-反应中心复合物的一个模型
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The orientations of core antenna chlorophylls in photosystem II are optimized to maximize the quantum yield of photosynthesis.光系统II中核心天线叶绿素的方向经过优化,以最大限度地提高光合作用的量子产率。
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引用本文的文献

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Experimental proof of optimality of interfacing of chlorosome BChl c and membrane BChl a subantennae in superantenna of photosynthetic green bacteria from the oscillochloridaceae family.来自振荡绿菌科光合绿细菌超天线中叶绿体BChl c与膜结合BChl a亚天线接口最优性的实验证据。
Dokl Biochem Biophys. 2012 May-Jun;444:154-7. doi: 10.1134/S1607672912030088. Epub 2012 Jul 8.
2
Search for an optimal interfacing of subantennae in superantenna of photosynthetic green bacteria from Oscillochloridaceae family: model calculations.探索颤绿菌科光合绿色细菌超天线中次天线的最佳连接方式:模型计算
Dokl Biochem Biophys. 2010 Jul-Aug;433:148-51. doi: 10.1134/S1607672910040022. Epub 2010 Aug 17.
3
Optimal coupling of subantennas as a strategy for efficient functioning of the light-harvesting antennas in photosynthesizing organisms: model computations.
亚天线的最佳耦合作为光合生物中光捕获天线高效运作的一种策略:模型计算
Dokl Biochem Biophys. 2007 Sep-Oct;416:281-4. doi: 10.1134/s1607672907050158.