Glucanases

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This group of enzymes comprises various types that are mainly found in plants, bacteria and fungi. They are used to break down glucans, a structural polysaccharide (polysaccharide) that is mainly found in the cell walls of many fungi. The enzyme should not be confused with the substrate of the same name, glucan, which has a strengthening function in fungal cell walls. When grapes are attacked by fungi such as botrytis or general grape rot, fungal glucans are deposited in the grape skin and in the must. These increase the viscosity, make clarification more difficult and reduce both the extract yield and the stability of the wine.

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