title: Collecting butterflies and the protein structure initiative: the right questions?
authors: Department of Molecular Biophysics, Yale University, New Haven, CT 06520-8114, USA. peggy.eatherton@yale.edu
authors: Thomas A
authors: TA
authors: Steitz
mesh_terms: D018360:Crystallography, X-Ray; D011487:Protein Conformation; D011506:Proteins / Q000737:chemistry*
chemical_list: D011506:Proteins