title: The cooperative action of muscle proteins.
mesh_terms: D002118:Calcium / Q000502:physiology; D009119:Muscle Contraction; D009124:Muscle Proteins / Q000502:physiology*; D009210:Myofibrils / Q000502:physiology; D011487:Protein Conformation
chemical_list: D009124:Muscle Proteins; D002118:Calcium