title: Cross-bridges and the mechanism of muscle contraction.
mesh_terms: D000199:Actins / Q000502:physiology; D000205:Actomyosin / Q000502:physiology; D000251:Adenosine Triphosphatases / Q000378:metabolism; D000818:Animals; D001665:Binding Sites; D055598:Chemical Phenomena; D002621:Chemistry; D004789:Enzyme Activation / Q000187:drug effects; D005426:Flight, Animal; D007313:Insecta; D008274:Magnesium / Q000494:pharmacology; D009119:Muscle Contraction; D009126:Muscle Relaxation; D009130:Muscle, Smooth / Q000502:physiology; D009132:Muscles / Q000201:enzymology / Q000648:ultrastructure; D009218:Myosins / Q000502:physiology
chemical_list: D000199:Actins; D000205:Actomyosin; D000251:Adenosine Triphosphatases; D009218:Myosins; D008274:Magnesium