Reaction catalyzed by DNA-directed DNA polymerase (2.7.7.7)

	poly(dA)/oligo(dT)x	+	n		=		poly(dA)/oligo(dT)x+n	+	n
	poly(dA)/oligo(dT)x	+		n dTTP	=		poly(dA)/oligo(dT)x+n	+		n diphosphate