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Title:
E. COLI VARIANT STRAIN OR CORYNEBACTERIUM GLUTAMICUM VARIANT STRAIN PRODUCING L-AMINO ACIDS, AND METHOD FOR PRODUCING L-AMINO ACIDS USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/138815
Kind Code:
A1
Abstract:
The present invention pertains to: an L-amino acid-producing E. coli variant strain or Corynebacterium glutamicum variant strain having an enhanced ability to produce L-amino acids; and a method for producing L-amino acids using same. The L-amino acid-producing E. coli variant strain or Corynebacterium glutamicum variant strain according to the present invention exhibits an enhanced ability to produce L-amino acids, such as L-tryptophan, L-phenylalanine, L-tyrosine, L-glutamine, L-lysine, L-arginine, L-valine, L-leucine, L-isoleucine, L-threonine, L-histidine, L-serine, and L-citrulline, compared to parental strains, and can produce highly concentrated L-amino acids at high yield.

Inventors:
LEE SUN HEE (KR)
KIM HYUN HO (KR)
KIM HYUN YOUNG (KR)
JO YOUNG IL (KR)
KIM YONG SOO (KR)
YANG CHEOL MIN (KR)
SHIN WON JOO (KR)
Application Number:
PCT/KR2019/017934
Publication Date:
July 02, 2020
Filing Date:
December 18, 2019
Export Citation:
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Assignee:
DAESANG CORP (KR)
International Classes:
C12N15/70; C12N15/67; C12N15/77; C12P13/04
Foreign References:
KR20040099299A2004-11-26
KR100720300B12007-05-22
KR20060127989A2006-12-13
KR20060127990A2006-12-13
KR20120041115A2012-04-30
US5972663A1999-10-26
EP1016710A22000-07-05
KR101023925B12011-03-22
Other References:
DATSENKO KAWANNER BL.: "One-step inactivation of chromosomal genes in Escherichia coli K-12 using PCR products", PROC NATL ACAD SCI USA, vol. 97, no. 12, 6 June 2000 (2000-06-06), pages 6640 - 5, XP002210218, DOI: 10.1073/pnas.120163297
See also references of EP 3904521A4
Attorney, Agent or Firm:
PCR INTELLECTUAL PROPERTY LAW FIRM (KR)
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