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中国农学通报 ›› 2006, Vol. 22 ›› Issue (8): 77-77.

所属专题: 生物技术

• 目次 • 上一篇    下一篇

同源域-亮氨酸拉链蛋白ATHB6的研究进展?

赵洪梅,,安利佳,马有会   

  • 出版日期:2006-08-05 发布日期:2006-08-05

The Progress of HD-Zip ATHB6

Zhao Hongmei,,An Lijia, Ma Youhui   

  • Online:2006-08-05 Published:2006-08-05

摘要: 同源域—亮氨酸拉链蛋白(HD-Zip)是高等植物中特有的一类转录因子,包含高度保守的同源异型域(HD),HD羧基末端与亮氨酸拉链域(LZ)紧密相连。同源域—亮氨酸拉链蛋白ATHB6是蛋白磷酸酶ABI1的靶蛋白,与发育中器官的细胞分裂和分化有关,是特异的ABA反应的负调控因子。ATHB6的表达受缺水、高渗、外源ABA及光的特异性调控。本文综述了ATHB6的相关结构、功能的新进展

关键词: 小麦, 小麦, 郑农16号, 高产, 优质, 选育

Abstract: The homeodomain leucine zipper proteins(HD-Zip)are special transcription factors in higher plants. HD-Zip is characterized by a highly conserved homeodomain and a leucine-zipper domain linked closely to the C-terminal of the homeodomain. HD-Zip ATHB6 is a target of the protein phosphatase ABI1. Data suggested that ATHB6 was related to cell division and/or differentiation in developing organs. ATHB6 represented a negative regulator of the ABA signal pathway. The expression of ATHB6 was regulated in seedlings subjected to water deficit, osmotic stress, exogenous treatment with abscisic acid (ABA) or light quality. This article focuses on a brief introduction on the latest development of the structure and functions of HD-Zip ATHB6.

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