Reaction catalyzed by molybdopterin-synthase adenylyltransferase (2.7.7.80)

	ATP	+			=			+
	ATP	+		[molybdopterin-synthase sulfur-carrier protein]-Gly-Gly	=		diphosphate	+		[molybdopterin-synthase sulfur-carrier protein]-Gly-Gly-AMP