Patent · US Active

Beta-glucosidase variants having improved activity, and uses thereof

US9309538B2 · kind B2 · utility

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11Claims
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Key dates

Filing dateSep 10, 2009
Grant dateApr 12, 2016
Priority date
Expiry dateAug 12, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/52
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present invention relates to the expression and optimization of enzymes involved in lignocellulosic biomass decomposition. The present invention relates more particularly to beta-glucosidase variants comprising at least one modification among the amino acids located at positions 225, 238, 240 and 241, according to the numbering in SEQ ID No. 2 of Trichoderma reesei beta-glucosidase, and also relates to the use of said variants having improved effectiveness in methods for cellulose decomposition and biofuel production.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.