Reaction catalyzed by Muramoyltetrapeptide carboxypeptidase (3.4.17.13)

		+		H2O	=			+
	UDP-N-acetylmuramyl-Ala-D-Glu-Dap-D-Ala	+		H2O	=		UDP-N-acetylmuramyl-Ala-D-Glu-Dap	+		D-Ala