Purified Bacillus licheniformis PWD-1 keratinase

Details Purified Bacillus licheniformis PWD-1 keratinase Purified Bacillus licheniformis PWD-1 keratinase

1991-10-01

1992-12-15

Wax, Robert A.

Chemistry: molecular biology and microbiology

Enzyme , proenzyme; compositions thereof; process for...

Hydrolase

435220, 435221, C12N 952, C12N 954, C12N 956

Patent

active

051716828

ABSTRACT:
A substantially pure keratinaceous material-degrading B. licheniformis PWD-1 enzyme is disclosed. The substantially pure enzyme is characterized by a molecular weight of 33 kiloDaltons, an isoelectric point of 7.25, an optimum pH of 7.5, an optimum temperature of 45.degree.-50.degree. C., and thermal stability at low temperatures.

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