1. Department of Biochemistry, University of Washington, Seattle, WA 98195
2. Institute for Protein Design, University of Washington, Seattle, WA 98195
3. Graduate Program in Molecular and Cellular Biology, University of Washington, Seattle, WA 98195
4. Transdisciplinary Research Area “Building Blocks of Matter and Fundamental Interactions”, University of Bonn, 53113 Bonn, Germany
5. Life and Medical Sciences Institute, University of Bonn, 53121 Bonn, Germany
6. Department of Integrative, Structural and Computational Biology, The Scripps Research Institute, La Jolla, CA 92037
7. Scripps Consortium for HIV/AIDS Vaccine Development, The Scripps Research Institute, La Jolla, CA 92037
8. Graduate Program in Biological Physics, Structure and Design, University of Washington, Seattle, WA 98195
9. Molecular Biophysics and Integrated Bioimaging, Lawrence Berkeley Laboratory, Berkeley, CA 94720
10. Berkeley Center for Structural Biology, Lawrence Berkeley Laboratory, Berkeley, CA 94720