光/暗对高粱叶片磷酸烯醇式丙酮酸羧化酶基因表达的调节
凌俊, 陈景治, 董龙英, 施教耐
中国科学院上海植物生理研究所
摘要
高粱幼苗黄化叶片经照光转绿后,其PEPCase活性提高4—5倍, mRNA含量提高了1.03倍, 并测定出PEPCase mRNA的分子量为3.4kb。以等量的总RNA及mRNA进行体外翻译, 发现转绿后PEPCase专一性翻译活性提高了51%—53%。表明光照可以在转绿水平上调节PEPCase的基因表达。图7参21
Light-dark regulation of phosphoenolpyruvate carboxylase gene expression in Sorghum leaves
Ling Jun, Chen Jingzhi, Dong Longying, Shi Jiaonai
Shanghai Inst. Plant Physiol., Acad. Sin.
Abstract
Key words: Sorghum;Phosphoenolpyruvate carboxylase (PEPCase);Light regulation;Gene expression
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引用本文:
凌俊, 陈景治, 董龙英, 施教耐. 光/暗对高粱叶片磷酸烯醇式丙酮酸羧化酶基因表达的调节[J]. 生理学报 1992; 44 (3): .
Ling Jun, Chen Jingzhi, Dong Longying, Shi Jiaonai. Light-dark regulation of phosphoenolpyruvate carboxylase gene expression in Sorghum leaves. Acta Physiol Sin 1992; 44 (3): (in Chinese with English abstract).