Isolation of a highly active PSII-LHCII supercomplex from thylakoid membranes by a direct method

被引:62
作者
Eshaghi, S
Andersson, B
Barber, J [1 ]
机构
[1] Univ London Imperial Coll Sci Technol & Med, Dept Biochem, Wolfson Labs, London SW7 2AY, England
[2] Univ Stockholm, Dept Biochem, Arrhenius Labs Nat Sci, S-10691 Stockholm, Sweden
基金
英国生物技术与生命科学研究理事会;
关键词
oxygen evolution; photosystem II; thylakoid membrane;
D O I
10.1016/S0014-5793(99)00149-0
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
We have developed a simple and novel method to isolate a highly pure and active photosystem (PS) II complex, directly from thylakoid membranes. This complex is a discrete particle and contains all the proteins of the oxygen evolving complex and a set of chlorophyll nib binding proteins. The intactness of both the donor side and the acceptor side has resulted in a very high oxygen evolution activity and therefore offers a superior experimental system to that of PSII enriched membrane fragments in which there is heterogeneity in activities and biochemical composition. (C) 1999 Federation of European Biochemical Societies.
引用
收藏
页码:23 / 26
页数:4
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