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RECOMBINANT YEAST HAVING ENHANCED GAMMA VALEROLACTONE TOLERANCE AND METHODS OF USE

United States Patent Application

20160068869
A1
View the Complete Application at the US Patent & Trademark Office
The present invention relates to materials and methods for the production of ethanol. More particularly, the present invention provides genetically modified strains of Saccharomyces cerevisiae having enhanced tolerance for gamma valerolactone (GVL) toxicity. Also provided are methods of using such genetically engineered yeast strains for improved GVL-mediated hydrolysis of lignocellulosic biomass for industrial-scale ethanol production.
Piotrowski, Jeff S. (Madison, WI), Sato, Trey K. (Madison, WI), Myers, Chad L. (Arden Hills, MN)
14/ 848,440
September 9, 2015
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0002] This invention was made with government support under DE-FC02-07ER64494 awarded by the U.S. Department of Energy. The government has certain rights in the invention.