Reaction catalyzed by 2-dehydro-3-deoxy-6-phosphogalactonate aldolase (4.1.2.21), 2-dehydro-3-deoxy-phosphogluconate/2-dehydro-3-deoxy-6-phosphogalactonate aldolase (4.1.2.55)

		=			+
	2-dehydro-3-deoxy-6-phospho-D-galactonate	=		pyruvate	+		D-glyceraldehyde 3-phosphate