Reaction catalyzed by ribosyldihydronicotinamide dehydrogenase (quinone) (1.10.5.1)

		+			=			+
	1-(carbamoylmethyl)dihydronicotinamide	+		3-hydroxy-1-methylindoline-5,6-dione	=		1-(carbamoylmethyl)nicotinamide	+		3-hydroxy-1-methylindoline-5,6-diol