Tuning an Imine Reductase for the Asymmetric Synthesis of Azacycloalkylamines by Concise Structure‐Guided Engineering
作者:Jun Zhang、Daohong Liao、Rongchang Chen、Fangfang Zhu、Yaqing Ma、Lei Gao、Ge Qu、Chengsen Cui、Zhoutong Sun、Xiaoguang Lei、Shu‐Shan Gao
DOI:10.1002/anie.202201908
日期:2022.6.13
Structure-guided engineering of an imine reductase IR-G36 gave a final variant M5 for reductive amination, enabling the asymmetric synthesis of a series of azacycloalkylamines with up to 47 g L−1 substrate loadings and up to 99 % conversion and >99 % ee. Crystal structures of IR-G36 and computational studies shed light on the structural basis for the performance improvement.
亚胺还原酶 IR-G36 的结构引导工程得到了用于还原胺化的最终变体 M5,从而能够不对称合成一系列氮杂环烷基胺,其底物负载量高达 47 g L -1,转化率高达 99 %,ee > 99 % . IR-G36 的晶体结构和计算研究揭示了性能改进的结构基础。