Reaction catalyzed by Kexin (3.4.21.61)

		+		H2O	=			+
	Arg-Lys(DABCYL)-Nle-Tyr-Lys-Arg-Glu-Ala-Glu-Ala-Glu(EDANS)-Arg	+		H2O	=		Arg-Lys(DABCYL)-Nle-Tyr-Lys-Arg	+		Glu-Ala-Glu-Ala-Glu(EDANS)-Arg