Subtilisin mutants lacking a primary calcium binding site
US5567601A · kind A · utility
24Cited by
6References
14Claims
0Family size
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Key dates
| Filing date | Sep 20, 1994 |
| Grant date | Oct 22, 1996 |
| Priority date | — |
| Expiry date | Sep 20, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12N9/54
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Novel calcium free subtilisin mutants are taught, in particular subtilisins which have been mutated to eliminate amino acids 75-83 and which retain enzymatic activity and stability. Recombinant methods for producing same and recombinant DNA encoding for such subtilisin mutants are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.