2.4.1.360 2,4-dihydroxydibenzoylmethane aglycon concentrations higher than 0.05 mM inhibit the reaction; competitive inhibitor 232531 2.4.1.360 2-hydroxynaringenin aglycon concentrations higher than 0.05 mM inhibit the reaction 34769 2.4.1.360 Fe2+ - 25 2.4.1.360 Mn2+ - 11 2.4.1.360 additional information concentrations of the glucosyldonor up to 0.5 mM increase the rate of product formation. EDTA has no significant effect in activity 2 2.4.1.360 Zn2+ - 14