Reaction catalyzed by 2-[(L-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate decarboxylase (4.1.1.117)

		=			+
	2-[(L-alanin-3-ylcarbamoyl)methyl]-2-hydroxybutanedioate	=		2-[(2-aminoethylcarbamoyl)methyl]-2-hydroxybutanedioate	+		CO2