1. Department of Cancer Immunology and Virology, Dana-Farber Cancer Institute, Boston, Massachusetts, USA
2. Department of Microbiology, Harvard Medical School, Boston, Massachusetts, USA
3. State Key Laboratory for Artificial Microstructures and Mesoscopic Physics, School of Physics, Center for Quantitative Biology, Peking University, Beijing, China
4. Intel Parallel Computing Center for Structural Biology, Dana-Farber Cancer Institute, Boston, Massachusetts, USA
5. Department of Microbial Pathogenesis, Yale University School of Medicine, New Haven, Connecticut, USA
6. Department of Chemistry, University of Kansas, Lawrence, Kansas, USA
7. Department of Medicine, University of Alabama at Birmingham, Alabama, USA
8. Birmingham Veterans Affairs Medical Center, Research Service, Birmingham, Alabama, USA
9. Department of Immunology and Infectious Disease, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA