Reaction catalyzed by Oligopeptidase B (3.4.21.83)

		+		H2O	=			+
	t-butyloxycarbonyl-Val-Leu-Lys-7-amido-4-methylcoumarin	+		H2O	=		t-butyloxycarbonyl-Val-Leu-Arg	+		7-amino-4-methylcoumarin