Reaction catalyzed by nuatigenin 3beta-glucosyltransferase (2.4.1.192)

		+			=			+
	UDP-glucose	+		(20S,22S,25S)-22,25-epoxyfurost-5-ene-3beta,26-diol	=		UDP	+		(20S,22S,25S)-22,25-epoxyfurost-5-ene-3beta,26-diol 3-O-beta-D-glucoside