1.14.11.9	ascorbate	required	439006, 439113, 439119, 745623, 746071	
1.14.11.9	ascorbate	required for activity	745621	
1.14.11.9	catalase	stimulates	439119	
1.14.11.9	additional information	sugars induce anthocyanin accumulation and flavanone 3-hydroxylase expression in grape berries. Glucosamine and mannoheptulose, the specific inhibitors of hexokinase, block the activation induced by sugar on both anthocyanin accumulation and F3H expression	700742	
1.14.11.9	piperazine-1,4-bis-(2-ethane sulfonic acid)	1 mM, 96% relative activity	676671	
1.14.11.9	piperazine-1,4-bis-(2-ethane sulphonic acid)	1 mM, 96% relative activity	676671	
1.14.11.9	pyridine-2,3-dicarboxylic acid	1 mM 205% relative activity, 0.1 mM 120% relative activity	676671	
1.14.11.9	pyridine-2,6-dicarboxylic acid	1 mM 220% relative activity, 0.1 mM 186% relative activity	676671	
1.14.11.9	pyridine-2,6-dicarboxylic acid chloride	1 mM, 196% relative activity, 0.1 mM 194% relative activity	676671	
1.14.11.9	pyrrole-3,4-dicarboxylic acid diethyl ester	1 mM, 113% relative activity	676671	
1.14.11.9	sodium 4,6-dioxo-2,2-dimethyl-5-(1-alloxyamino-butylidene)-cyclohexane-1-carboxylic acid methyl ester	0.1 mM 115% relative activity	676671