1. Freie
Universität Berlin, Institute of Chemistry and Biochemistry, Fabeck Strasse 36A, Berlin D-14195, Germany
2. Theoretical
Biophysics, Max Planck Institute of Biophysics, Max-von-Laue-Strasse 3, Frankfurt a. M. 60438, Germany
3. Schrödinger Inc, 120 West 45th Street,
17th floor, New York, New
York 10036, United States