Affiliation: | a Department of Molecular Biology, Center for Computational and Integrative Biology, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA b Department of Chemistry, Johns Hopkins University, Baltimore, MD 21218, USA c T.C. Jenkins Department of Biophysics, Johns Hopkins University, Baltimore, MD 21218, USA d Department of Chemistry, New York University, New York, NY 10003, USA |