Six truncated Cryllel proteins were induced in Ecoli BL21(DE3) containing six deleted fragments from cryllel gene by PCR method.

• 本研究通过PCR扩增的方法，以cry1Ie1全长基因为模板，分别得到不同末端缺失的基因片段，转化大肠杆菌BL21(DE3)中，诱导表达，得到6种末端缺失的蛋白。