摘要 |
A bacterium which belongs to the family Enterobacteriaceae, and has an ability to produce L-lysine, L-threonine, L-asparagine, L-aspartic acid, L-methionine, L-alanine, L-isoleucine or L-homoserine, and has been modified so that expression of gltP gene and/or gltS gene thereof is increased is cultured in a medium to produce and accumulate the L-amino acid in the medium or cells. |