作者:Xingwang Zhang、Xiaokun Xu、Cai You、Chaofan Yang、Jiawei Guo、Moli Sang、Ce Geng、Fangyuan Cheng、Lei Du、Yuemao Shen、Sheng Wang、Haidong Lan、Fan Yang、Yuezhong Li、Ya‐Jie Tang、Youming Zhang、Xiaoying Bian、Shengying Li、Wei Zhang
DOI:10.1002/anie.202107745
日期:2021.11.8
Biochemical basis of the sulfur-incorporation reaction during chuangxinmycin biosynthesis is elucidated. Particularly, the deubiquitinase-like Cxm3 stands for the first JAMM/MPN+ family protein catalyzing a sulfur-transfer reaction, instead of the typical amido-bond hydrolysis reaction, by interacting with a ubiquitin-like sulfur carrier protein Cxm4GG.
阐明了创新霉素生物合成过程中硫掺入反应的生化基础。特别是,去泛素化酶样 Cxm3 代表第一个 JAMM/MPN +家族蛋白,通过与泛素样硫载体蛋白 Cxm4GG 相互作用,催化硫转移反应,而不是典型的酰胺键水解反应。