title: Changes in crossbridge attachment in a myosin-regulated muscle.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology; D066298:In Vitro Techniques; D046911:Macromolecular Substances; D008970:Molecular Weight; D008974:Mollusca / Q000502:physiology; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology / Q000648:ultrastructure*; D009218:Myosins / Q000502:physiology*; D014961:X-Ray Diffraction
chemical_list: D046911:Macromolecular Substances; D009218:Myosins; D002118:Calcium