Moriyuki Shimizu, Naoki Katsuda, Takeharu Katsurada, Masaki Mitani, and Yasunori Yoshioka
Mechanism on Two-Electron Oxidation of Ubiquinol at the Qp Site in
Cytochrome bc1 Complex: B3LYP Study with Broken Symmetry.
J Phys Chem B 31 Oct 2008.