N(6)-methyl-L-lysyl(27)-[histone H3] + 2-oxoglutarate + O2 => L-lysyl(27)-[histone H3] + formaldehyde + succinate + CO2
n(6)-methyl-l-lysyl(27)-[histone h3] + 2-oxoglutarate + o2 => l-lysyl(27)-[histone h3] + formaldehyde + succinate + co2