title: ATP levels modify the activation of the Na pump by external cations in squid axons.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism*; D000255:Adenosine Triphosphate / Q000494:pharmacology*; D000495:Allosteric Site; D000818:Animals; D001369:Axons / Q000378:metabolism*; D001693:Biological Transport, Active; D002414:Cations, Monovalent / Q000494:pharmacology; D049832:Decapodiformes; D004789:Enzyme Activation; D010710:Phosphates / Q000378:metabolism; D011487:Protein Conformation; D012964:Sodium / Q000378:metabolism*; D013329:Structure-Activity Relationship
chemical_list: D002414:Cations, Monovalent; D010710:Phosphates; D000255:Adenosine Triphosphate; D012964:Sodium; D000251:Adenosine Triphosphatases