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US 4,760,025 AGranted
Modified enzymes and methods for making same
AssigneeGenencor, Inc.
InventorsDavid A. Estell, James A. Wells
Life of this patent
Estimating the term…
Abstract
A cloned subtilisin gene has been modified at specific sites to cause amino acid substitutions at certain spots in the enzyme. The modified enzyme, preferably produced by Bacillus, is useful in combination with detergents.
Claims3
A subtilisin enzyme having a different amino acid at a site +32, +155, +104, +222, +166, +64, +33, +169, +189, +217, or +157 than subtilisin naturally produced by Bacillus amyloliquefaciens.
Dependencies are inferred from the claim text.