Patent · US Expired

Mutant and method for producing L-glutamic acid by fermentation

US5573945A · kind A · utility

10Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 1995
Grant dateNov 12, 1996
Priority date
Expiry dateJan 9, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/52
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A mutant of the genus Escherichia is described, the .alpha.-ketoglutarate dehydrogenase activity of which is deficient or reduced, and/or the phosphoenol pyruvate carboxylase and/or glutamate dehydrogenase activities of which are amplified. The mutant is useful in the fermentative production of L-glutamic acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.