1. Department of Chemistry and Biochemistry, University of Windsor, Windsor, Ontario N9B 3P4, Canada
2. Department of Molecular Physiology and Biological Physics, University of Virginia School of Medicine, Charlottesville, Virginia 22903, United States
3. Max-Planck Institute of Colloids and Interfaces, Potsdam 14476, Germany
4. Institute of Biological Information Processing: Structural Biochemistry (IBI-7), Forschungszentrum Julich, Julich 52428, Germany
5. National Institute of Standards and Technology, Center for Neutron Research, Gaithersburg, Maryland 20899, United States
6. Department of Materials Science and Engineering, University of Maryland, College Park, Maryland 20742, United States
7. Department of Physics and Astronomy, University of Delaware, Newark, Delaware 19716, United States
8. Department of Physics, University of Windsor, Windsor, Ontario N9B 3P4, Canada