Phosphorylation of the sarcoplasmic reticulum membrane by orthophosphate. Inhibition by calcium ions.

Adenosine Diphosphate/pharmacology Adenosine Triphosphate/pharmacology Animals Binding, Competitive Calcium/pharmacology Chelating Agents/pharmacology Ethyl Ethers Hydrogen-Ion Concentration Kinetics Magnesium/pharmacology Membranes/drug effects,metabolism Muscles/cytology,drug effects,metabolism Phosphates/metabolism Phosphorus Radioisotopes Protein Binding Rabbits Receptors, Drug Sarcoplasmic Reticulum/drug effects,metabolism Time Factors

Chelating Agents Ethyl Ethers Phosphates Phosphorus Radioisotopes Receptors, Drug Adenosine Diphosphate Adenosine Triphosphate Magnesium Calcium