Article
Activation of gibberellin 2-oxidase 6 decreases active gibberellin levels and creates a dominant semi-dwarf phenotype in rice (Oryza sativa L.).
Journal of genetics and genomics = Yi chuan xue bao - 1 Jan 2010
Huang Jian, Tang Ding, Shen Yi, Qin Baoxiang, Hong Lilan, You Aiqing, Li Ming, Wang Xin, Yu Hengxiu, Gu Minghong, Cheng Zhukuan
Abstract excerpt
Gibberellin (GA) 2-oxidase plays a key role in the GA catabolic pathway through 2beta-hydroxylation. In the present study, we isolated a CaMV 35S-enhancer activation tagged mutant, H032. This mutant exhibited a dominant dwarf and GA-deficient phenotype, with a final stature that was less than half of its wild-type counterpart. The endogenous bioactive GAs are markedly decreased in the H032 mutant, and application...
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