Xylanase is an enzyme that plays a major role in breaking down xylan, a complex polysaccharide found in plant cell walls.

1. Sources and Applications:

   • Xylanases are produced by various organisms, including fungi, bacteria, yeast, and marine algae.

   • Commercial applications include:

     • Papermaking: Xylanase helps improve paper quality during the chlorine-free bleaching of wood pulp.

     • Bioethanol Production: Xylanase aids in the conversion of lignocellulosic biomass into biofuel.

     • Food Industry: Xylanase is used in baking, brewing, and improving the nutritional properties of agricultural feed.