MICROORGANISM HAVING ENHANCED ABILITY TO PRODUCE L-AMINO ACID WITH BRANCHED CHAIN, AND METHOD OF PRODUCING L-AMINO ACID WITH BRANCHED CHAIN USING SAME Russian patent published in 2024 - IPC C07K14/195 C12N15/77 C12P13/06 C12P13/08 

Abstract RU 2817768 C2

FIELD: biotechnology.

SUBSTANCE: disclosed is a polynucleotide having promoter activity and containing a nucleotide substitution with another nucleotide in at least two or more corresponding positions selected from positions 34, 36, 37, 41 and 43 of the nucleotide sequence presented in SEQ ID NO: 1. Said polynucleotide comprises 34th nucleotide substitution with T; replacement of 36th nucleotide with T; replacing 37th nucleotide with G; substitution of 41st nucleotide with T; replacement of 43rd nucleotide with A or a combination thereof in the nucleotide sequence presented in SEQ ID NO: 1. Also disclosed are a microorganism producing a branched L-amino acid, containing said polynucleotide, and a method of producing a branched L-amino acid using said microorganism.

EFFECT: invention enables to obtain a branched-chain L-amino acid with increased output.

8 cl, 10 tbl, 5 ex

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RU 2 817 768 C2

Authors

Yoon Byoung Hoon

Kim Seon Hye

Chang Jin Sook

Kim Ju-Yeon

Choi Sun Hyoung

Kim Kyungrim

Kim Ju Eun

Kim Hyung Joon

Dates

2024-04-22Published

2021-05-20Filed