Enhanced production of succinic acid by overexpression of phosphoenolpyruvate carboxylase in Escherichia coli

被引:182
作者
Millard, CS
Chao, YP
Liao, JC
Donnelly, MI
机构
[1] ARGONNE NATL LAB,DIV ENVIRONM RES,ARGONNE,IL 60439
[2] TEXAS A&M UNIV,DEPT CHEM ENGN,COLLEGE STN,TX 77843
关键词
D O I
10.1128/AEM.62.5.1808-1810.1996
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Fermentative production of succinic acid from glucose by Escherichia coli was significantly increased by overexpression of phosphoenolpyruvate carboxylase. In contrast, overexpression of phosphoenolpyruvate carboxykinase had no effect. Under optimized conditions, induction of the carboxylase resulted in a 3.5-fold increase in the concentration of succinic acid, mailing succinic acid the major fermentation product by weight.
引用
收藏
页码:1808 / 1810
页数:3
相关论文
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