Department of Molecular Biology and Biotechnology, University of Sheffield, Sheffield S10 2TN, United Kingdom; Structural Biology Group, European Synchrotron Radiation Facility, 6 rue Jules Horowitz, F-38043 Grenoble, France; Department of Chemistry, University of Nebraska-Lincoln, Lincoln, NE 68588; Centre for Chemical Biology, Department of Chemistry, University of Sheffield, Sheffield S3 7HF...
