ID 2.1.1.316 DE mitomycin 6-O-methyltransferase. AN mitomycin 7-O-methyltransferase. CA (1) 6-demethylmitomycin A + S-adenosyl-L-methionine = mitomycin A + CA S-adenosyl-L-homocysteine. CA (2) 6-demethylmitomycin B + S-adenosyl-L-methionine = mitomycin B + CA S-adenosyl-L-homocysteine. CC -!- The enzyme, characterized from the bacterium Streptomyces lavendulae, CC is involved in the biosynthesis of the quinone-containing antibiotics CC mitomycin A and mitomycin B. DR Q9X5T6, MMCR_STRLA ; //