Enzyme Details

Enzyme (Recommended) Name	riboflavin synthase
Alternative names	6,7-dimethyl-8-(1-D-ribityl)lumazine:6,7-dimethyl-8-(1-D-ribityl)lumazine 2,3-butanediyltransferase heavy riboflavin synthase light riboflavin synthase riboflavin synthetase riboflavine synthase riboflavine synthetase
EC Classification	2.5.1.9
Classification	Transferases Transferring alkyl or aryl groups, other than methyl groups Transferring alkyl or aryl groups, other than methyl groups
Catalyses reactions	2 6,7-Dimethyl-8-(1-D-ribityl)lumazine <-> Riboflavin + 4-(1-D-Ribitylamino)-5-amino-2,6-dihydroxypyrimidine Phosphate + 6,7-Dimethyl-8-(1-D-ribityl)lumazine <-> D-Ribose 5-phosphate + 5-Amino-6-(5'-phosphoribitylamino)uracil 4-(1-D-Ribitylamino)-5-amino-2,6-dihydroxypyrimidine + (3S)-3,4-Dihydroxy-2-butanone 4-phosphate <-> Phosphate + 6,7-Dimethyl-8-(1-D-ribityl)lumazine 6,7-Bis(trifluoromethyl)-8-ribityllumazine hydrate + Riboflavin synthase <-> Enzyme-ligand complex
External links	Expasy KEGG IntEnz (EBI) IUBMB Reactome HepatoSys
	View all entries for EC Class 2.5.1.9