Reaction catalyzed by serine-type D-Ala-D-Ala carboxypeptidase (3.4.16.4)

		+		H2O	=			+
	Nalpha-(beta-1,4-acetylglucosaminyl-N-acetylmuramyl-L-alanyl-D-isoglutaminyl)-Nepsilon-(D-isoasparaginyl)-L-lysyl-D-alanyl-D-alanine	+		H2O	=		Nalpha-(beta-1,4-acetylglucosaminyl-N-acetylmuramyl-L-alanyl-D-isoglutaminyl)-Nepsilon-(D-isoasparaginyl)-L-lysyl-D-alanine	+		D-alanine