1. Department of Chemistry, Imperial College London, SW7 2AZ, London, U.K., Max Planck Institute for the Physics of Complex Systems, D-01187, Dresden, Germany, Institute for Theoretical Physics II: Soft Matter, Heinrich-Heine-University of Düsseldorf, Universitätsstrasse 1, D-40225 Düsseldorf, Germany, School of Physics and Astronomy, University of Minnesota, Minneapolis, Minnesota 55455, and Section of Physical Biochemistry, Eunice Kennedy Shriver National Institute of Child Health and Human Development,...