Reaction catalyzed by glycerone kinase (2.7.1.29)

	phosphorylated DhaM domain of dihydroxyacetone kinase	+			=		dephospho-DhaM	+
	phosphorylated DhaM domain of dihydroxyacetone kinase	+		dihydroxyacetone	=		dephospho-DhaM	+		dihydroxyacetone phosphate