簇毛麦(Dasypyrum villosum)GA20ox基因的分离和鉴定

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Publication date
1 January 2009
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Abstract

通过RT-PCR技术克隆了簇毛麦(Dasypyrum villosum)赤霉素生物合成关键酶GA20ox基因的全长序列,命名为DvGA20ox,GenBank登录号为EU142949.该基因全长1080bp,推测编码359个氨基酸的蛋白质,具有植物GA20ox基因的典型保守结构域LPWKET和NYYPXCQKP.该基因推导编码蛋白质与小麦、大麦和黑麦草GA20ox蛋白的同源性分别为98%、97%和91%.该序列重组到原核表达载体pET-32a(+)获得的重组子pET-32a(+)-DvGA20ox转化大

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