title: Polymorphism of F-actin. I. Three forms of paracrystals.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D000818:Animals; D003460:Crystallization; D006863:Hydrogen-Ion Concentration; D008854:Microscopy, Electron; D009124:Muscle Proteins; D011817:Rabbits; D014465:Ultrasonics
chemical_list: D009124:Muscle Proteins; D000251:Adenosine Triphosphatases