Tags: Enzyme.
Sulfur dioxygenase (EC 1.13.11.18 sulfur oxygenase sulfur:oxygen oxidoreductase) is an enzyme with system name S-sulfanylglutathione:oxygen oxidoreductase. This enzyme catalyses the following chemical reaction sulfur + O2 + H2O sulfite + 2 H+ (overall reaction) (1a) glutathione + sulfur S-sulfanylglutathione (spontaneous reaction) (1b) S-sulfanylglutathione + O2 + H2O glutathione + sulfite + 2 H+This enzyme contains iron.