Similarity of the active site of phosphorylation of the adenosine triphosphatase from transport of sodium and potassium ions in kidney to that for transport of calcium ions in the sarcoplasmic reticulum of muscle.

Acetylation Adenosine Triphosphatases/metabolism Animals Binding Sites Biological Transport Calcium/metabolism Carboxypeptidases Electrophoresis, Paper Electrophoresis, Polyacrylamide Gel Guinea Pigs Hydrogen-Ion Concentration Hydrolysis Kidney/enzymology,metabolism Oxidation-Reduction Papain Periodic Acid Phosphopeptides Phosphorus Radioisotopes Potassium/metabolism Pronase Protein Denaturation Rabbits Sarcoplasmic Reticulum/enzymology,metabolism Sodium/metabolism Trypsin

Phosphopeptides Phosphorus Radioisotopes Periodic Acid Sodium Carboxypeptidases Trypsin Papain Pronase Adenosine Triphosphatases Potassium Calcium