In this part, we succeed in obtaining genes of angiostatin (Kringle 1-4 domains) and PLG Kringle 1-5 domains and sequence the PCR product of Kringle 1-5 domains.

• 本部分成功获取AS(即Kringle 1-4区域)与PLG Kringle 1-5区(即K1-5)的基因片段。