1. Laboratoire de Biochimie Theorique - UPR 9080, Institut de Biologie Physico-Chimique, 13, rue Pierre et Marie Curie, F-75005 Paris, France
2. Institute of Physical and Theoretical Chemistry, Goethe University, 60438 Frankfurt, Germany
3. Biomolecular Dynamics, Institute of Physics, Albert Ludwigs University, 79104 Freiburg, Germany