Reaction catalyzed by xylan 1,4-beta-xylosidase (3.2.1.37), non-reducing end alpha-L-arabinofuranosidase (3.2.1.55)

		+		H2O	=			+
	3,4-dinitrophenyl beta-D-xylopyranoside	+		H2O	=		3,4-dinitrophenol	+		beta-D-xylopyranose