Methods:Various analytical techniques including gene sequencing, amino acid composition, analysis of N terminal amino acid analysis, peptide mapping, IEF, molecular weight and UV scanning were used.

方法：用基因测序、氨基酸组成分析、N 末端氨基酸测序、胰肽图谱、IEF、分子量、紫外扫描等各种实验手段对重组L 天冬酰胺酶及其天然品进行了全面比较。

youdao