Patent · US Expired

Method of producing L-lysine

US7846698B2 · kind B2 · utility

0Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 2002
Grant dateDec 7, 2010
Priority date
Expiry dateSep 12, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P13/08
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The L-lysine-producing ability and the L-lysine-producing speed are improved in a coryneform bacterium harboring an aspartokinase in which feedback inhibition by L-lysine and L-threonine is substantially desensitized, by successively enhancing DNA coding for a dihydrodipicolinate reductase, DNA coding for a dihydrodipicolinate synthase, DNA coding for a diaminopimelate decarboxylase, and DNA coding for a diaminopimelate dehydrogenase.

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