Reaction catalyzed by NADH:ubiquinone reductase (H+-translocating) (7.1.1.2)

		+			=			+
	deamino-NADH	+		dimethoxy-5-methyl-6-decyl-1,4-benzoquinone	=		deamino-NAD+	+		reduced dimethoxy-5-methyl-6-decyl-1,4-benzoquinone