1.3.3.6 additional information - FAD enhances thermal stability 391060 1.3.3.6 30 40 stable for 120 min 674349 1.3.3.6 37.5 70 the ACOX1b isoform retains 57% of its specific activity at 50°C and is more resistant to heat denaturation than ACOX1a since it conserves 30% of its specific activity after treatment at 50°C, the isoform shows 70% specific activity at 37.5°C 684861 1.3.3.6 50 - 10 min 391050 1.3.3.6 50 - the specific activity of isoform ACOX1a drops to zero at 50°C 684861 1.3.3.6 60 - 30 min, with butyryl-CoA and FAD, 50% loss of activity 391060 1.3.3.6 60 - 30 min, with butyryl-CoA, without FAD, 85% loss of activity 391060 1.3.3.6 65 - 10 min, complete inactivation 391050