N-乙酰-Dl-色氨酸置于aminoacylase体系中,用 水 作为反应溶剂,化学反应生成 L-色氨酸 参考文献:Studies On The Biosynthesis Of Violacein. Part Ii. Biosynthesis Of Violacein: Origins Of Hydrogen,Nitrogen And Oxygen Atoms In The 2-Pyrrolidone Nucleus. 标题:Studies On The Biosynthesis Of Violacein. Part Ii. Biosynthesis Of Violacein: Origins Of Hydrogen,Nitrogen And Oxygen Atoms In The 2-Pyrrolidone Nucleus. 摘要:走红素的吡咯烷酮环中氢,氮和氧原子的生物合成来源通过对其同位素富集代谢物的1H,13C NMR和质谱分析建立.对[2-2H]和[3-2H2]色氨酸的喂养实验表明,吡咯烷酮环中的氢是来源于色氨酸的3位亚甲基氢.使用[3R-2H]和[3S-2H]色氨酸的喂养实验确定了前手性氢的立体化学命运为保留pro-S氢.对[α-15N]色氨酸的掺入实验表明,环中的氮原子来源于色氨酸的α-氨基组.18O2气体的掺入实验验证了走红素的所有氧原子均来自于分子氧. DOI:10.1271/bbb1961.51.2733
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参考文献:10.1007/s00253-011-3468-z 摘要:Hoshino T. Violacein and related tryptophan metabolites produced by Chromobacterium violaceum: biosynthetic mechanism and pathway for construction of violacein core. Applied Microbiology and Biotechnology. 2011 Jul 22;91(6):1463–75. doi: 10.1007/s00253-011-3468-z.