title: Change in the reactivity of the head part of myosin during contraction of frog muscle.
mesh_terms: D000251:Adenosine Triphosphatases; D000255:Adenosine Triphosphate / Q000494:pharmacology; D000818:Animals; D001001:Anura; D001665:Binding Sites; D002247:Carbon Isotopes; D002852:Chromatography, Ion Exchange; D002918:Chymotrypsin; D003979:Diazonium Compounds / Q000378:metabolism; D004558:Electric Stimulation; D010450:Endopeptidases; D005033:Ethylmaleimide / Q000378:metabolism; D066298:In Vitro Techniques; D007461:Iodoacetates / Q000378:metabolism; D009119:Muscle Contraction; D009124:Muscle Proteins / Q000494:pharmacology; D009132:Muscles / Q000187:drug effects / Q000378:metabolism* / Q000502:physiology; D010434:Pepsin A; D010455:Peptides / Q000302:isolation & purification; D014357:Trypsin
chemical_list: D002247:Carbon Isotopes; D003979:Diazonium Compounds; D007461:Iodoacetates; D009124:Muscle Proteins; D010455:Peptides; D000255:Adenosine Triphosphate; D010450:Endopeptidases; D002918:Chymotrypsin; D014357:Trypsin; D010434:Pepsin A; D000251:Adenosine Triphosphatases; D005033:Ethylmaleimide