Clostridium perfringensCpPepD,l-carnosine

Xiaohan Zhang1, Xiangtao Liu2, Xi Chen2

  • 1School of Biotechnology, Tianjin University of Science and Technology, Key Lab of Industrial Fermentation Microbiology of the Ministry of Education, State Key Laboratory of Food Nutrition and Safety, Tianjin 300457, PR China; National Engineering Laboratory for Industrial Enzymes and Tianjin Engineering Research Center of Biocatalytic Technology, Key Laboratory of Engineering Biology for Low-carbon Manufacturing, National Center of Technology Innovation for Synthetic Biology, and Tianjin Institute of Industrial Biotechnology, Chinese Academy of Sciences, Tianjin 300308, PR China.

PubMed
概括

通过从Clostridium perfringens中改造一个二酶酶来改进l-Carnosine (l-Car) 的酶合成. 一个特定的突变 (A171S) 将l-Car的产生提高了2.2倍,提供了更有效的生物催化途径.