Reaction catalyzed by 2-dehydro-3-deoxy-phosphogluconate/2-dehydro-3-deoxy-6-phosphogalactonate aldolase (4.1.2.55)

		+			=
	pyruvate	+		D-threose	=		(4R,5R,6R)-4,5,6,7-tetrahydroxy-2-oxoheptanoate