盐胁迫下朝鲜碱茅的甜菜碱醛脱氢酶活性变化及其基因保守区的克隆

被引:7
作者
杨铮 [1 ]
钟鸣 [1 ]
郭志富 [1 ]
李丽 [1 ]
陈罡 [2 ]
机构
[1] 沈阳农业大学辽宁省农业生物技术重点实验室
[2] 辽宁省林业科学研究院生物中心
关键词
朝鲜碱茅; 盐胁迫; 甜菜碱醛脱氢酶(BADH); 简并引物; 保守区; 同源性;
D O I
10.13592/j.cnki.ppj.2007.03.034
中图分类号
S543.9 []; Q943.2 [植物基因工程];
学科分类号
090503 ; 0909 ; 071007 ; 090102 ;
摘要
文章探讨了朝鲜碱茅甜菜碱醛脱氢酶活性在盐胁迫下的变化,用简并引物扩增了甜菜碱醛脱氢酶基因保守区序列的结果表明,该保守区段长438 bp,推测编码145个氨基酸,包括醛脱氢酶高度保守序列V[T/S]LELGGKSP和其后29位与酶功能有关的Cys。此序列Genbank登录号为EF095710。
引用
收藏
页码:430 / 434
页数:5
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