Reaction catalyzed by granzyme M (3.4.21.B2)

		+		H2O	=		N2-CBZ-O3-tBut-L-Ser-L-Pro-L-Met	+
	N2-CBZ-O3-tBut-L-Ser-L-Pro-L-Met-SBzl	+		H2O	=		N2-CBZ-O3-tBut-L-Ser-L-Pro-L-Met	+		phenylmethanethiol