Biosynthesis of chlorophyll from protochlorophyll(ide) in green plant leaves

被引:7
作者
Ignatov, NV [1 ]
Litvin, FF [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Sch Biol, Moscow 119899, Russia
基金
俄罗斯基础研究基金会;
关键词
biosynthesis of chlorophyll; chlorophyll(ide); etiolated leaves; green leaves; protochlorophyll(ide); protochlorophyllide oxidoreductase;
D O I
10.1023/A:1019983124484
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
Using spectral methods, the biosynthesis of protochlorophyll(ide) and chlorophyll(ide) in green plant leaves was studied. The main chlorophyll precursors in the green leaves (as in etiolated leaves) were photoactive photocholorophyll(ide) forms Pchl(ide)655/650(448) and Pchl(ide)653/648(440). The contributions into Chl biosynthesis of the shorter-wavelength precursor forms, which were accumulated in darkened green leaves as well, were completely absent (of Pchl(ide) 633/628(440)) or insignificant (of Pchl(ide) 642/635(444)).
引用
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页码:949 / 955
页数:7
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