γ-聚谷氨酸的合成及应用  

Synthesis and Application of γ-polyglutamic Acid

作　　者：耿鹏 吴坤[1] 蔡亚慧 张继冉[1] GENG Peng;WU Kun;CAI Yahui;ZHANG Jiran(College of Life Science,Henan Agricultural University,Zhengzhou 450002,China)

机构地区：[1]河南农业大学生命科学学院

出　　处：《许昌学院学报》2019年第5期92-95,共4页Journal of Xuchang University

基　　金：河南省科技攻关重点项目(122102110120)

摘　　要：γ-聚谷氨酸(γ-PGA)是由D-谷氨酸或L-谷氨酸聚合而成的天然多聚氨基酸.先对γ-PGA的结构、性质及生产方法进行简单概述,接着详细描述了γ-PGA的微生物合成中生产菌株、发酵条件、微生物合成途径,介绍不同分子量γ-PGA的性质及应用,最后根据该领域的最新进展、挑战及发展趋势.γ-polyglutamic acid(γ-PGA)is a natural poly-amino acid obtained by polymerizing D-glutamic acid or L-glutamic acid.The structure,properties and production methods of γ-PGA were briefly Summarized in this paper.Then the production strains,fermentation conditions and microbial synthesis pathways in the microbial synthesis of γ-PGA were described in detail.The different properties of different molecular weight γ-PGAs and their applications in different fields were introduced.Finally,future research direction of γ-PGA was discussed in light of recent progress,challenges,and trends in this field.

关 键 词：Γ-聚谷氨酸 微生物合成 应用 

分 类 号：Q815[生物学—生物工程]