1. Department of Structural Biology, St. Jude Children's Research Hospital, Memphis, United States
2. Integrative Biomedical Sciences Program, University of Tennessee Health Sciences Center, Memphis, United States
3. Department of Immunology, St. Jude Children's Research Hospital, Memphis, United States
4. Department of Integrative Structural and Computational Biology, The Scripps Research Institute, La Jolla, United States
5. Biology and Biomedical Sciences Group, Biology and Soft Matter Division, Oak Ridge National Laboratory, Oak Ridge, United States
6. Molecular Interactions Analysis Shared Resource, St. Jude Children's Research Hospital, Memphis, United States
7. Department of Microbiology, Immunology and Biochemistry, University of Tennessee Health Sciences Center, Memphis, United States