coli was studied. In order to acquire gene engineering strains with high activity of aminotransferase, the primer of AspC was designed to obtained the ORF of gene aspC.

• 为了获得具有高活力天冬氨酸转氨酶的基因工程菌,本研究设计AspC 引物在大肠杆菌中获取了编码天冬氨酸转氨酶的基因aspC 的ORF。