BOUND NUCLEOTIDES AND PHOSPHORYLATION IN RHODOSPIRILLUM-RUBRUM

被引:22
作者
HARRIS, DA [1 ]
BALTSCHEFFSKY, M [1 ]
机构
[1] UNIV STOCKHOLM,ARRHENIUS LAB,DEPT BIOCHEM,STOCKHOLM,SWEDEN
关键词
D O I
10.1016/0006-291X(79)90251-1
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
Chromatophores from Rhodospirillum rubrum contain 12 × 10-3 mol ATP and 8.3 × 10-3 mol ADP per mol chlorophyll, tightly bound to the coupling ATPase. Under energised conditions, these exchange slowly with added nucleotide. Using single turnover light flashes, it is demonstrated that the release of bound ATP is too slow to be on the direct pathway of photophosphorylation. © 1979.
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页码:1248 / 1255
页数:8
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