The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 25, 2010

Filed:

Jan. 21, 2000
Applicants:

Kazuo Nakanishi, Kawasaki, JP;

Yoshimi Kikuchi, Kawasaki, JP;

Junichiro Kojima, Kawasaki, JP;

Tomoko Suzuki, Kawasaki, JP;

Yasushi Nishimura, Kawasaki, JP;

Hiroyuki Kojima, Kawasaki, JP;

Inventors:

Kazuo Nakanishi, Kawasaki, JP;

Yoshimi Kikuchi, Kawasaki, JP;

Junichiro Kojima, Kawasaki, JP;

Tomoko Suzuki, Kawasaki, JP;

Yasushi Nishimura, Kawasaki, JP;

Hiroyuki Kojima, Kawasaki, JP;

Assignee:

Ajinomoto Co., Inc., Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12P 13/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

Anbacterium (1) which harbors dihydrodipicolinate synthase of which feedback inhibition by L-lysine is desensitized and aspartokinase of which feedback inhibition by L-lysine is desensitized, (2) in which intracellular activity of dihydrodipicolinate reductase is enhanced, and (3) in which a diaminopimelate dehydrogenase gene is introduced or intracellular activities of tetrahydrodipicolinate succinylase and succinyl diaminopimelate deacylase are enhanced, wherein intracellular activity of aspartate-semialdehyde dehydrogenase or phosphoenolpyruvate carboxylase is enhanced, is cultured in a suitable medium to produce and accumulate L-lysine in culture, and the L-lysine is collected from the culture.


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