Redundancy as a way of life - IAA metabolism

被引:140
作者
Normanly, J [1 ]
Bartel, B
机构
[1] Univ Massachusetts, Dept Biochem & Mol Biol, Amherst, MA 01003 USA
[2] Rice Univ, Dept Biochem & Cell Biol, Houston, TX 77005 USA
关键词
D O I
10.1016/S1369-5266(99)80037-5
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Plants have evolved elaborate systems for regulating cellular levels of indole-3-acetic acid (IAA). The redundancy of this network has complicated the elucidation of IAA metabolism, but molecular genetic studies and precise analytical methods have begun to expose the circuitry. It is now clear that plants synthesize, inactivate and catabolize IAA by multiple pathways, and multiple genes can encode a particular enzyme within a pathway. A number of these genes are now cloned, which greatly facilitates the future dissection of IAA metabolism.
引用
收藏
页码:207 / 213
页数:7
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