1. Department of Chemistry Washington University in St. Louis Saint Louis Missouri USA
2. Department of Pathology and Immunology Washington University School of Medicine Saint Louis Missouri USA
3. Department of Medicine Washington University School of Medicine Saint Louis Missouri USA
4. Andrew M. and Jane M. Bursky Center for Human Immunology and Immunotherapy Programs Washington University School of Medicine Saint Louis Missouri USA
5. Department of Molecular Microbiology Washington University School of Medicine Saint Louis Missouri USA
6. Department of Biochemistry and Molecular Biophysics Washington University School of Medicine Saint Louis Missouri USA