title: Free Mg2+ and proposed isomerizations of the (Na plus K+)-dependent ATPase.
mesh_terms: D000251:Adenosine Triphosphatases / Q000037:antagonists & inhibitors / Q000378:metabolism*; D000255:Adenosine Triphosphate; D000818:Animals; D001665:Binding Sites; D002852:Chromatography, Ion Exchange; D004524:Eels; D004557:Electric Organ / Q000201:enzymology*; D004789:Enzyme Activation / Q000187:drug effects; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology*; D008433:Mathematics; D011188:Potassium / Q000494:pharmacology*; D011804:Quinolines; D012964:Sodium / Q000494:pharmacology*; D013050:Spectrometry, Fluorescence
chemical_list: D011804:Quinolines; D000255:Adenosine Triphosphate; D012964:Sodium; D000251:Adenosine Triphosphatases; D008274:Magnesium; D011188:Potassium