3.2.1.38 22 - stable in 3 M NaCl for several days at room temperature 727060 3.2.1.38 25 65 native and recombinant enzyme are stable 751822 3.2.1.38 30 - stable below 136317 3.2.1.38 40 - not stable above 136326 3.2.1.38 40 - stable up to 664525 3.2.1.38 40 - stable up to, 60% activity after incubation at 50°C 136321 3.2.1.38 45 - inactivation after 30 min 136317 3.2.1.38 45 - rapid inactivation above 45°C 136332 3.2.1.38 50 - 5 h, pH 7.0, 70% remaining activity 664525 3.2.1.38 50 - stable up to, 10% activity at 55°C 136322 3.2.1.38 53 - beta-fucosidase I, 60% loss of activity 136330 3.2.1.38 55 - beta-fucosidase II, 50% loss of activity 136330 3.2.1.38 60 - important inactivation at and above 136323 3.2.1.38 70 - 1 h, the native enzyme retains 67% of its activity while the recombinant enzyme preserves 35% 751822