Methods The heparinaseⅡ gene was amplified with PCR from the genomic DNA of Flavobacterium heparinum, and it was linked into expression plasmid pET-28a after sequencing, then the recombined plasmid was expressed in E.
Methods The heparinaseⅡ gene was amplified with PCR from the genomic DNA of Flavobacterium heparinum, and it was linked into expression plasmid pET-28a after sequencing, then the recombined plasmid was expressed in E.
方法通过PCR从黄杆菌基因组DNA中扩增出黄杆菌HepⅡ的基因,经验证后插入到表达质粒pET-28a上构建表达载体,重组质粒转化E.