Deletion mutant of multi-copper oxidase and its use in dyeing
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United States of America Patent
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May 10, 2011
Grant Date -
Aug 19, 2010
app pub date -
Apr 14, 2006
filing date -
Dec 2, 2005
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Expired
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Abstract
Modified CueO having excellent enzymatic activity and a composition for dyeing keratin fiber which contains the enzyme. A recombinant protein having an enzymatic activity for oxidizing p-phenylenediamine, the protein is obtained by removing from CueO at least one member selected from the group consisting of helix 5, helix 6, and helix 7; and the composition for dyeing keratin fiber containing the recombinant protein and an oxidation dye.
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