| 摘要 |
An L-amino acid is produced by culturing a microorganism of the family Enterobacteriaceae which has the ability to produce an L-amino acid and which has been modified so as to increase the amount of expression of one or more genes selected from the evgA gene, gadE gene, or ydeO gene that encodes a transcription factor involved in the EvgAS two-component system regulon in a medium to produce and accumulate an L-amino acid in the medium or in cells, and collecting the L-amino acid from the medium or cells.
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