用α－糜蛋白酶对鸭肫平滑肌肌球蛋白进行有限酶解，使肌球蛋白重链的电泳双带变成单带。
Limited proteolysis of gizzard smooth muscle myosin by α - chymotrypsin converted the heavy chain doublet pattern , seen by gel electrophoresis , into a single band .
酶解肌球蛋白