Characterization of modified myosin at low ionic strength. Enzymatic and spin-label studies.

Actins/metabolism Adenosine Diphosphate Adenosine Triphosphatases/metabolism Adenosine Triphosphate/metabolism Animals Butanols Chloromercuribenzoates Cyclic N-Oxides Electron Spin Resonance Spectroscopy Enzyme Activation Hydrogen-Ion Concentration Hydrolysis Inosine Nucleotides Iodoacetates Magnesium Muscle Contraction Myosin Subfragments Myosins/metabolism Osmolar Concentration Piperidines Protein Conformation Rabbits Spectrophotometry Spin Labels Sulfhydryl Reagents

Actins Butanols Chloromercuribenzoates Cyclic N-Oxides Inosine Nucleotides Iodoacetates Myosin Subfragments Piperidines Spin Labels Sulfhydryl Reagents Adenosine Diphosphate Adenosine Triphosphate Adenosine Triphosphatases Myosins Magnesium