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:
Mar. 06, 2007

Filed:

May. 04, 2001
Applicants:

Søren Rasmussen, Roskilde, DK;

Mikael Blom Sørensen, Copenhagen, DK;

Katja Salomon Johansen, Gentofte, DK;

Inventors:

Søren Rasmussen, Roskilde, DK;

Mikael Blom Sørensen, Copenhagen, DK;

Katja Salomon Johansen, Gentofte, DK;

Assignee:

Forskningscenter Riso, Roskilde, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 21/04 (2006.01); C12P 21/00 (2006.01); C12N 9/10 (2006.01); C12N 1/20 (2006.01); C12N 15/63 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to isolated polypeptides having phytase activity, recombinant DNA sequences encoding such polypeptides, methods of producing such polypeptides, and the use of the polypeptides in transgenic plants. The invention discloses polypeptides having affinity for the substrate phytate (1, 2, 3, 4, 5, 6 myo-inositol-hexakisphosphate, phytic acid), comprising an amino acid sequence as described by the invention. Furthermore, the invention discloses DNA fragments encoding the polypeptides, and cDNA fragments encoding the polypeptides. The polypeptides of the invention may, for example, be used as an additive in animal feeds, an additive in food for human consumption, or to extract proteins from rice bran. The invention also concerns a transgenic plant or part thereof, wherein the plant or part thereof has been genetically modified to comprise a polypeptide as defined by the invention.


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