Affiliation: | 1. Infectious Disease Division, Massachusetts General Hospital, Boston, MA 02114, USA;2. Ragon Institute of MGH, MIT and Harvard, Cambridge, MA 02139, USA;3. Department of Chemistry, York College and the Graduate Center, City University of New York, New York, NY 11451, USA;4. Infectious Disease Division, Brigham and Women’s Hospital, Boston, MA 02115, USA;5. Howard Hughes Medical Institute, Chevy Chase, MD 20815, USA |