Quinone oxidoreductase PIG3 (TP53I3)

May be involved in the generation of reactive oxygen species (ROS). Has reduced NADPH-dependent beta-naphthoquinone reductase activity, with a taste for 1,2-beta-naphthoquinone over 1,4-beta-naphthoquinone.

Has low NADPH-dependent diamine reductase activity (in vitro). .