title: A contractile protein possessing Ca 2+  sensitivity (natural actomyosin) from leucocytes. Its extraction and some of its properties.
mesh_terms: D000085:Acetates; D000205:Actomyosin / Q000302:isolation & purification; D000251:Adenosine Triphosphatases / Q000302:isolation & purification; D000255:Adenosine Triphosphate; D000818:Animals; D001798:Blood Proteins / Q000302:isolation & purification*; D002118:Calcium; D011232:Chemical Precipitation; D003956:Dialysis; D004789:Enzyme Activation; D006018:Glycols; D007700:Kinetics; D007962:Leukocytes / Q000201:enzymology; D046911:Macromolecular Substances; D008274:Magnesium; D008433:Mathematics; D008854:Microscopy, Electron; D009124:Muscle Proteins / Q000302:isolation & purification*; D009994:Osmolar Concentration; D011189:Potassium Chloride; D013053:Spectrophotometry; D014461:Ultracentrifugation; D014783:Viscosity
chemical_list: D000085:Acetates; D001798:Blood Proteins; D006018:Glycols; D046911:Macromolecular Substances; D009124:Muscle Proteins; D011189:Potassium Chloride; D000255:Adenosine Triphosphate; D000205:Actomyosin; D000251:Adenosine Triphosphatases; D008274:Magnesium; D002118:Calcium