Scope and Contents Silent film shows an animated 3D model of a Bovine Pancreatic Trypsin Inhibitor from the front, back, and sides. Credits: Molecular Calculations by Michael Levitt, Salk Institute of San Diego, California and Weizmann Institute of Science Rehovot, Israel. Crystallographic structure by Robert Huber, Johann Deisenhofer, Wolfgang Steigemann. Max Planck Institut fuer Biochemie Martinsreid, Germany. Filming by Richard J. Feldmann, National Institutes of Health, Bethesda, Maryland. Hidden surface...