Patent · US Expired

Mutant .alpha.-amylase

US6211134A · kind A · utility

16Cited by
8References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 1997
Grant dateApr 3, 2001
Priority date
Expiry dateDec 9, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N9/2417
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Novel .alpha.-amylase enzymes are disclosed having a substution equivalent to G475R in Bacillus licheniformis. The disclosed .alpha.-amylase enzymes show improved specific activity and starch hydrolysis performance. Also provided are polynucleotides encoding such enzymes, expression vectors including such polynucleotides, host cells transformed with such expression vectors, and the use of such enzymes in detergent compositions.

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