目的:构建蛇毒锯鳞蝰素(Echistatin,Ecs)多顺反子串联多拷贝基因。
Objective : To construct a polycistron tandem repeated Echistatin ( Ecs ) gene .
蛇毒锯鳞蝰素融合蛋白的发酵与纯化
Fermentation and purification of Echistatin fusion protein expressed in Escherichia coli