Reaction catalyzed by NADH:ubiquinone reductase (H+-translocating) (7.1.1.2)
+
NADH
+
=
+
NAD+
2,3-dimethyl-1,4-naphthoquinone
+
NADH
+
H+
=
2,3-dimethyl-1,4-hydronaphthoquinol
+
NAD+
