Reaction catalyzed by acetylesterase (3.1.1.6), feruloyl esterase (3.1.1.73)

		+		H2O	=			+
	4-nitrophenyl 3-O-acetyl-beta-D-xylopyranoside	+		H2O	=		4-nitrophenyl-beta-D-xylopyranoside	+		acetate