Groucho/Tup1 family co-repressors in plant development

被引:111
作者
Liu, Zhongchi [1 ]
Karmarkar, Vidyadhar [1 ,2 ]
机构
[1] Univ Maryland, Dept Mol Genet & Cell Biol, College Pk, MD 20742 USA
[2] Univ Maryland, Dept Plant Sci & Landscaping Architecture, College Pk, MD 20742 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/j.tplants.2007.12.005
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Transcription repression is emerging as a key regulatory mechanism underlying cell fate specification and body patterning in both animals and plants. In animals and fungi, the Groucho (Gro)/Tup1 family co-repressors generate the repressed chromatin state in genetic loci that control major developmental decisions ranging from dorsal-ventral patterning to eye development. In higher plants, information about the Gro/Tup1 co-repressors is beginning to emerge. Several recent publications have revealed both conserved and unique structural and mechanistic features of plant Gro/Tup1 co-repressors, including LEUNIG (LUG), TOPLESS (TPL) and WUSCHEL-INTERACTING PROTEINS (WSIPs). These co-repressors regulate key developmental processes in floral organ identity specification, embryo apicall-basal fate determination, and stem cell maintenance at the shoot apex.
引用
收藏
页码:137 / 144
页数:8
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