Reaction catalyzed by purine nucleosidase (3.2.2.1), uridine nucleosidase (3.2.2.3), adenosine nucleosidase (3.2.2.7), ribosylpyrimidine nucleosidase (3.2.2.8)

		+		H2O	=			+
	5-methyluridine	+		H2O	=		5-methyluracil	+		D-ribose