title: Calculation of the regular beta-structure of polypeptides and freedom of internal rotation in the planar antiparallel beta-structure.
mesh_terms: D008433:Mathematics; D010455:Peptides; D011199:Potentiometry; D011485:Protein Binding; D011487:Protein Conformation; D014961:X-Ray Diffraction
chemical_list: D010455:Peptides