1. Department
of Physics, University of Strathclyde, John Anderson Building, 107 Rottenrow, Glasgow, Scotland G4 0NG, United Kingdom
2. Max Planck Institute for Mathematics in the Sciences, Inselstrasse 22, DE-04103 Leipzig, Germany
3. Department
of Chemistry and Biochemistry, University of California, San Diego, Urey Hall, 9500 Gilman Drive, La Jolla, California 92093, United States
4. The
Center for Insoluble Protein Structures (inSPIN) and the Interdisciplinary
Nanoscience Center (iNANO), Department of Chemistry, Aarhus University, Langelandsgade
140, DK-8000 Aarhus
C, Denmark