1. Department of Life and Physical Sciences, Fisk University, Talley-Brady Hall, 1000 17th Ave. N, Nashville, Tennessee 37208, United States
2. Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee 37212, United States
3. Department of Chemistry, Vanderbilt University, Nashville, Tennessee 37235, United States
4. Department of Microbiology and Molecular Genetics, Michigan State University, East Lansing, Michigan 48824, United States
5. Department of Pathology, Anatomy, and Cell Biology, Meharry Medical College, Nashville, Tennessee 37208, United States
6. Trauma Services, Phoebe Putney Memorial Hospital, Albany, Georgia 31701, United States
7. Department of Biochemistry, Vanderbilt University, Nashville, Tennessee 37205, United States
8. Center for Structural Biology, Vanderbilt University, Nashville, Tennessee 37205, United States
9. Department of Medicine, Division of Infectious Diseases, Vanderbilt University Medical Center, Nashville, Tennessee 37232, United States
10. Department of Veterans Affairs, Tennessee Valley Healthcare Systems, Nashville, Tennessee 37212, United States