Patent · US Expired

Mutant .alpha.-amylase

US5958739A · kind A · utility

36Cited by
16References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 20, 1997
Grant dateSep 28, 1999
Priority date
Expiry dateFeb 20, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12Y302/01001
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Novel .alpha.-amylase enzymes are disclosed in which one or more asparagine residues are substituted with a different amino acid or deleted. The disclosed .alpha.-amylase enzymes show altered or improved low pH starch hydrolysis performance, stability and activity profiles.

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