The present invention relates to the production of biofuels and chemical feedstocks. The present invention provides recombinant yeast having enhanced xylose fermentation capabilities. Methods of using such recombinant yeast for improved biofuel and chemical feedstock production are also provided.
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT
 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.