FIELD: biotechnology, microbiology.
SUBSTANCE: claimed strain Bacillus licheniformis is obtained by multistep genetic selection by using of ultraviolet irradiation with simultaneous action of chemical mutagens. Protease activity in cultural liquid for 60 h is 320 U/ml. Activity of dry alcohol-deposited alkali protease preparation is 1600 U/g.
EFFECT: alkaline protease preparations of high activity.
5 ex
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