FIELD: biotechnology, genetic engineering, amino acids.
SUBSTANCE: invention relates to a method for preparing L-methionine by culturing the microorganism strain transformed with plasmid comprising gene yjeH or gene with homology with its by above 30% and used as a producer of L-methionine. Prepared L-methionine is isolated from medium. The claimed invention provides preparing L-methionine with high degree of effectiveness.
EFFECT: improved preparing method.
11 cl, 1 tbl, 6 ex
