2.7.1.150 1-phosphatidylinositol-3-phosphate 5-kinase epitrochlearis muscle the enzyme is increased in contracting versus resting muscles 737640 2.7.11.31 [hydroxymethylglutaryl-CoA reductase (NADPH)] kinase epitrochlearis muscle - 691704 5.6.1.8 myosin ATPase epitrochlearis muscle - 695471