Institution: | 1 Department of Microbiology, Penn Genome Frontiers Institute, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USA;2 Department of Biochemistry and Biophysics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USA;3 Department of Microbiology, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA |