Reaction catalyzed by ribose-phosphate diphosphokinase (2.7.6.1)

		+			=			+
	2',3'-dideoxy-2',3'-didehydro-adenosine-5'-monophosphate	+		5-phospho-alpha-D-ribose 1-diphosphate	=		2',3'-dideoxy-2',3'-didehydro-adenosine-5'-triphosphate	+		D-ribose 5-phosphate