Abstract:
PURPOSE: A method for preparing xylanase isolated from Fomitopsis pinicola is provided to ensure excellent activity in acidic condition and thermal stability. CONSTITUTION: A method for preparing xylanase comprises: a step of centrifuging and washing Fomitopsis pinicola culture liquid; a step of mixing a washing solution and supernatant and concentrating to prepare coenzyme liquid; and a step of isolating the coenzyme by column chromatography. Xylanase has a trypsin fragment having LSDVEEAIRIVR.