1. Centre de Biophysique Moléculaire, UPR4301, CNRS, affiliated to Université d’Orléans, Rue Charles Sadron, 45071, Orléans Cedex 2, France
2. Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, TN, USA
3. Center for Structural Biology, Vanderbilt University, Nashville, TN, USA