Patent · US Expired

Method for producing L-glutamine by fermentation and L-glutamine producing bacterium

US7262035B2 · kind B2 · utility

4Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 2002
Grant dateAug 28, 2007
Priority date
Expiry dateOct 3, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P13/14
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

L-Glutamine is produced by culturing a coryneform bacterium which has L-glutamine producing ability and has been modified so that its intracellular glutamine synthetase activity should be enhanced, preferably which has been further modified so that its intracellular glutamate dehydrogenase activity should be enhanced, in a medium to produce and accumulate L-glutamine in the medium and collecting the L-glutamine.

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