Reaction catalyzed by pyridinium-3,5-bisthiocarboxylic acid mononucleotide synthase (4.4.1.37)

	ATP	+			=			+
	ATP	+		pyridin-1-ium-3-carboxylate-5-thiocarboxylate mononucleotide	=		diphosphate	+		1-(5-O-phospho-beta-D-ribofuranosyl)-5-(sulfanylcarbonyl)pyridin-1-ium-3-carbonyl adenylate