Figure 8 - full size

 

Figure 8.
FIGURE 8. Proposed reaction mechanism for sulfite oxidase. Schematic presentation of the reaction mechanism for the oxidation of sulfite to sulfate. A, oxidized Mo center. B, the Mo(IV)-sulfate adduct formed after an attack of sulfite on the equatorial oxo group. C, the free reduced Mo(IV) center after release of sulfate.

The above figure is reprinted by permission from the ASBMB: J Biol Chem (2005, 280, 33506-33515) copyright 2005.