1. Department of Molecular and Cellular Biology Baylor College of Medicine Houston Texas USA
2. Advanced Technology Core for Macromolecular X‐ray Crystallography Baylor College of Medicine Houston Texas USA
3. Department of Biochemistry and Molecular Biology Baylor College of Medicine Houston Texas USA
4. Structural Biology Center, X‐ray Science Division Argonne National Laboratory Argonne Illinois USA
5. Department of Microbiology and Immunology, Institute of Human Infections and Immunity University of Texas Medical Branch Galveston Texas USA
6. Huffington Center on Aging Baylor College of Medicine Houston Texas USA
7. Department of Molecular Virology and Microbiology Baylor College of Medicine Houston Texas USA