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.
Patent No.:
Date of Patent:
Oct. 04, 2005
Filed:
May. 16, 2003
Sabine Breinig, Philadelphia, PA (US);
Wei Wei Qi, Broomall, PA (US);
Fateme Sima Sariaslani, Wilmington, DE (US);
Todd M. Vannelli, Ithaca, NY (US);
Zhixiong Xue, Chadds Ford, PA (US);
Sabine Breinig, Philadelphia, PA (US);
Wei Wei Qi, Broomall, PA (US);
Fateme Sima Sariaslani, Wilmington, DE (US);
Todd M. Vannelli, Ithaca, NY (US);
Zhixiong Xue, Chadds Ford, PA (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A novel tyrosine-inducible tyrosine ammonia lyase enzyme was isolated from the yeast. This enzyme has a higher activity for tyrosine than for phenylalanine and is useful for the production of para-hydroxycinnamic acid directly from tyrosine. The gene encoding this enzyme was sequenced using 3' and 5′ RACE cloning of the TAL cDNA and the gene was expressed in the yeastand in the bacterium