Reference: Covian R and Trumpower BL (2009) The Rate-limiting Step in the Cytochrome bc1 Complex (Ubiquinol-Cytochrome c Oxidoreductase) Is Not Changed by Inhibition of Cytochrome b-dependent Deprotonation: IMPLICATIONS FOR THE MECHANISM OF UBIQUINOL OXIDATION AT CENTER P OF THE bc1 COMPLEX. J Biol Chem 284(21):14359-67