Reaction catalyzed by nucleoside deoxyribosyltransferase (2.4.2.6)

		+			=			+
	thymidine	+		2,4-di-tert-butoxy-5-(1H-imidazol-4-yl)pyrimidine	=		2,4-di-tert-butoxy-5-(1-beta-D-ribofuranosyl-1H-imidazol-4-yl)pyrimidine	+		thymine