Its classification, function, structure, gene expression and regulation are mainly introduced in this paper.This knowledge is the basis of the further work for increasing the inosine production.

• 本从谷氨酰胺磷酸核糖焦磷酸转酰胺酶的属性、功能、结构和基因表达与调控方面对其做了介绍，为肌苷产量的提高工作奠定了基础。