这个词是什么意思？
A serine endopeptidase that is formed from TRYPSINOGEN in the pancreas. It is converted into its active form by ENTEROPEPTIDASE in the small intestine. It catalyzes hydrolysis of the carboxyl group of either arginine or lysine. EC 3.4.21.4.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D014357 · MeSH 2026。
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