1. Laboratoire de Biochimie Théorique UPR 9080, CNRS, Université de Paris, 75005 Paris, France
2. Institut de Biologie Physico-Chimique−Fondation Edmond de Rothschild, PSL Research University, 75005 Paris, France
3. Theoretical Division T-1, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
4. National Institute of Neurological Disorders and Stroke (NINDS) and National Heart, Lung and Blood Institute (NHLBI), Bethesda, Maryland 20892, United States