The origin and evolution of oxygenic photosynthesis

被引:250
作者
Blankenship, RE [1 ]
Hartman, H
机构
[1] Arizona State Univ, Ctr Study Early Events Photosynth, Dept Chem & Biochem, Tempe, AZ 85287 USA
[2] Inst Adv Studies Biol, Berkeley, CA 94707 USA
基金
美国国家航空航天局;
关键词
D O I
10.1016/S0968-0004(98)01186-4
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The evolutionary developments that led to the ability of photosynthetic organisms to oxidize water to molecular oxygen are discussed. Two major changes from a more primitive non-oxygen-evolving reaction center are required: a charge-accumulating system and a reaction center pigment with a greater oxidizing potential. Intermediate stages are proposed in which hydrogen peroxide was oxidized by the reaction center, and an intermediate pigment, similar to chlorophyll d, was present.
引用
收藏
页码:94 / 97
页数:4
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