ID 2.1.1.241 DE 2,4,7-trihydroxy-1,4-benzoxazin-3-one-glucoside 7-O-methyltransferase. AN OMT BX7. CA S-adenosyl-L-methionine + TRIBOA beta-D-glucoside = DIMBOA beta-D- CA glucoside + H(+) + S-adenosyl-L-homocysteine. CC -!- The enzyme is involved in the biosynthesis of the protective and CC allelophatic benzoxazinoid DIMBOA ((2R)-4-hydroxy-7-methoxy-3-oxo- CC 3,4-dihydro-2H-1,4-benzoxazin) in some plants, most commonly from the CC family of Poacea (grasses). DR B1P123, BX7_MAIZE ; //