1. Department of Chemistry Yale University New Haven CT 06520 USA
2. Chemical Biology Institute Yale University West Haven CT 06516 USA
3. Department of Molecular, Cellular, and Developmental Biology Yale University New Haven CT 06520 USA
4. Department of Immunobiology Yale University School of Medicine New Haven CT 06520 USA
5. Chemical and Biophysical Instrumentation Center Yale University New Haven CT 06520 USA
6. Exploratory Science Center Merck & Co., Inc. Cambridge MA USA
7. Howard Hughes Medical Institute Yale University School of Medicine New Haven CT 06520 USA
8. Department of Microbial Pathogenesis Yale School of Medicine New Haven CT 06536 USA