APPLICATION OF PROTEASE VERSIONS Russian patent published in 2017 - IPC C12N9/52

Abstract RU 2639534 C2

FIELD: biotechnology.

SUBSTANCE: application of a version of subtilisin 309 having 80% identity compared to the amino acid sequence of the original subtilisin and containing 9R, 15T, 68A, 245R, 218D substitutions, as well as a composition containing this version of subtilisin, are preposed to remove stains from boiled eggs on a hard surface.

EFFECT: more effective implementation of the method for hard surfaces cleaning from this type of contamination.

17 cl, 2 dwg, 11 tbl, 3 ex

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RU 2 639 534 C2

Authors

Knettsel Yugen Karsten Frants

Khokauf Maria Norman

Dates

2017-12-21—Published

2010-09-24—Filed