| 摘要 |
FIELD: biotechnology, microbiology, amino acids. ^ SUBSTANCE: invention represents a method for preparing L-threonine or L-arginine. Method involves culturing a modified microorganism belonging to Escherichia genus wherein ybiV gene is inactivated and isolation of L-threonine or L-arginine from cultural fluid. Invention provides preparing L-threonine or L-arginine with the high degree of effectiveness. ^ EFFECT: improved preparing method of amino acids. ^ 3 cl, 3 tbl, 3 dwg, 13 ex |
