methylcytosine to 5-glyceryl-methylcytosine dioxygenase activity
Catalysis of the reaction: methylcytosine + L-ascorbate + O2 = 5-glyceryl-methylcytosine + glyoxylate + CO2.
GO:0016705
oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
is_a