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:
Jan. 13, 2015

Filed:

Feb. 24, 2012
Applicants:

Hidetaka Doi, Kawasaki, JP;

Yoshihiro Usuda, Kawasaki, JP;

Inventors:

Hidetaka Doi, Kawasaki, JP;

Yoshihiro Usuda, Kawasaki, JP;

Assignee:

Ajinomoto Co., Inc., Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P 13/08 (2006.01); C12P 13/12 (2006.01); C12P 13/22 (2006.01); C12N 1/21 (2006.01); C12N 9/02 (2006.01); C12N 9/10 (2006.01); C12N 9/78 (2006.01); C12N 9/80 (2006.01);
U.S. Cl.
CPC ...
C12P 13/08 (2013.01); C12N 9/0008 (2013.01); C12N 9/1029 (2013.01); C12N 9/1096 (2013.01); C12N 9/78 (2013.01); C12N 9/80 (2013.01); C12P 13/12 (2013.01); C12P 13/227 (2013.01); C12Y 206/01081 (2013.01); C12Y 305/01096 (2013.01); C12Y 203/01109 (2013.01); C12Y 305/03023 (2013.01);
Abstract

A method for producing an L-amino acid which includes the steps of culturing a bacterium belonging to the family Enterobacteriaceae and having an L-amino acid producing ability in a medium to produce and accumulate an L-amino acid in the medium, and collecting the L-amino acid from the medium, wherein the bacterium has been modified so that an activity or activities of one or two or more enzymes of the arginine succinyltransferase pathway, such as arginine succinyltransferase, succinylarginine dihydrolase, succinylornithine aminotransferase, succinylglutamate-semialdehyde dehydrogenase, and succinylglutamate desuccinylase, is/are decreased.


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