title: Structural changes during the transformation of bacteriophage T4 polyheads. II. Evidence that a conformational change in the major capsid protein precedes the expansion.
mesh_terms: D002213:Capsid; D004591:Electrophoresis, Polyacrylamide Gel; D006358:Hot Temperature; D008854:Microscopy, Electron; D009154:Mutation; D055095:Optics and Photonics; D011487:Protein Conformation; D013604:T-Phages / Q000235:genetics / Q000648:ultrastructure*; D014357:Trypsin; D014764:Viral Proteins
chemical_list: D014764:Viral Proteins; D014357:Trypsin