1. Internal Medicine Program, St. Joseph Mercy Hospital, Ann Arbor, Michigan, USA
2. Department of Pathology, Microbiology, And Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee, USA
3. Department of Chemistry, Vanderbilt University, Nashville, Tennessee, USA
4. Department of Biomedical Sciences, Grand Valley State University, Allendale, Michigan, USA
5. Division of Infectious Diseases, Department of Medicine, Vanderbilt University Medical Center, Nashville, Tennessee, USA
6. Department of Microbiology, University of Tennessee, Knoxville, Tennessee, USA
7. Department of Life and Physical Sciences, Fisk University, Nashville, Tennessee, USA
8. Departments of Biochemistry and Chemistry, Vanderbilt University, Nashville, Tennessee, USA
9. Department of Structural Biology, Vanderbilt University, Nashville, Tennessee, USA
10. Tennessee Valley Healthcare Systems, Department of Veterans Affairs, Nashville, Tennessee, USA