The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 27, 2007

Filed:

May. 23, 2001
Applicants:

Kristiina Kruus, Espoo, FI;

Laura-leena Kiiskinen, Espoo, FI;

Marjaana Rättö, Vantaa, FI;

Liisa Viikari, Helsinki, FI;

Markku Saloheimo, Helsinki, FI;

Inventors:

Kristiina Kruus, Espoo, FI;

Laura-Leena Kiiskinen, Espoo, FI;

Marjaana Rättö, Vantaa, FI;

Liisa Viikari, Helsinki, FI;

Markku Saloheimo, Helsinki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N 9/02 (2006.01); C07H 21/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to a new laccase enzyme, which can be isolated from the strains of thegenus, thestrain in particular. The pH optimum of the enzyme is within 5–8 and the enzyme works at a temperature of 30–80° C. The isoelectric point of the enzyme is about 4.0 as determined by isoelectric focusing and the molecular weight about 80 kDa, defined by SDS-PAGE. The enzyme is especially well suited to applications, wherein the pH and temperature conditions are high. The invention also relates to a gene that encodes laccase enzyme, and a laccase enzyme produced by recombinant technology.


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