Patent · US Expired

Protease variants

US6087315A · kind A · utility

9Cited by
7References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1997
Grant dateJul 11, 2000
Priority date
Expiry dateMay 7, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N9/54
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to protease variants, stabilized towards the inactivation caused by peroxidase systems, in which protease variants a naturally occurring tyrosine residue has been deleted or substituted with a different amino acid residue at one or more positions. The invention also relates to a method of stabilizing a protease towards the inactivation caused by peroxidase systems, and detergent compositions comprising a protease variant of the invention.

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