Reaction catalyzed by leukotriene-A4 hydrolase (3.3.2.6)

		+		H2O	=			+
	leukotriene A4	+		H2O	=		leukotriene B4	+		(5S,12R)-dihydroxy-6,10-trans-8,14,cis-eicosatetraenoic acid