Patent · US Active

Trichoderma reesei α-amylase enhances saccharification of corn starch

US8765439B2 · kind B2 · utility

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Key dates

Filing dateOct 19, 2012
Grant dateJul 1, 2014
Priority date
Expiry dateNov 7, 2032

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N9/242
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A maltogenic α-amylase from Trichoderma reesei (TrAA) and variants thereof in the presence of a glucoamylase are useful in the production of high-glucose syrups from liquefied starch, where the high-glucose syrups produced thereby contain at least about 97% glucose. In this process, TrAA advantageously suppresses the reversion of glucose to malto-oligosaccharides. Expression hosts and encoding nucleic acids useful for producing TrAA and its variants also are provided.

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