Pyrazole-l-yl-alanine

As mentioned previously, serine is the donor for fhe alanine residue of lathyrine (Brown and Mohamad, 1990). In contrast, the alanine side chain of mimosine (Fig. 3.21) and relafed derivatives (e.g. pyrazole-l-yl-alanine) has its origin in 0-acetylserine. The enz)mie responsible for fhe transfer of the alanine residue was named pyrazolealanine s)mthase and corresponds to an... 

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