Reaction catalyzed by carboxypeptidase A (3.4.17.1), carboxypeptidase B (3.4.17.2), lysine carboxypeptidase (3.4.17.3), Carboxypeptidase U (3.4.17.20), cathepsin X (3.4.18.1)

		+		H2O	=			+
	Hippuryl-L-Arg	+		H2O	=		Hippuric acid	+		L-Arg