苹果Mal d 1基因的原核表达及纯化
发布时间:2018-10-26 17:21
【摘要】:以"王林"苹果为试材,采用RT-PCR的方法克隆获得Mal d 1基因,并将该基因连接到原核表达载体pColdⅡ上,经测序确定所构建的重组载体pCold-Mal d 1开放阅读框正确。将获得的重组质粒pCold-Mal d 1转化大肠杆菌BL21(DE3)菌株,经IPTG 0.1mmol·L~(-1),15℃,24h冷诱导表达,SDS-PAGE电泳检测,证明Mal d 1蛋白获得了稳定而高效的表达,所表达蛋白是大小约为22.4kD的融合蛋白。经镍柱纯化后获得相对单一的蛋白,可用于免疫组织化学,蛋白印记检测等。
[Abstract]:The Mal D1 gene was cloned by RT-PCR from "Wang Lin" apple, and the gene was ligated to the prokaryotic expression vector pCold 鈪,
本文编号:2296441
[Abstract]:The Mal D1 gene was cloned by RT-PCR from "Wang Lin" apple, and the gene was ligated to the prokaryotic expression vector pCold 鈪,
本文编号:2296441
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