3.4.22.14	20°C, 30 days, free actinidin shows no activity while immobilized actinidin shows 90% activity	
3.4.22.14	4°C, 60 days, free actinidin shows no activity while immobilized actinidin shows 80% activity	
3.4.22.14	4°C, crystalline enzyme, resuspended in dialysis buffer at pH 4, stable for several months