N-膦乙酰基-L-天冬氨酸

N-膦乙酰基-L-天冬氨酸(N-phosphonacetyl-L-aspartate,PALA)是天冬氨酸的类似物,它用作天冬氨酸转氨甲酰酶(ATCase)的竞争性抑制剂。X射线衍射显示,PALA的结合位点在一对C亚基的界面,组成活性中心的大多数残基属于1个亚基,但少数重要的残基属于相邻的亚基。

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