Reaction catalyzed by mannan endo-1,4-beta-mannosidase (3.2.1.78)

	locust bean gum galactomannan	+		H2O	=			+		glucosyl-mannosyl oligosaccharides
	locust bean gum galactomannan	+		H2O	=		mannobiose	+		glucosyl-mannosyl oligosaccharides