Experimental evolution reveals a novel avenue to release catabolite repression via mutations in XylR
C. Sievert, L. M. Nieves, L. A. Panyon, T. Loeffler, C. Morris, R. A. Cartwright, X. Wang
This study evolves E. coli strains with mutations in XylR to enhance xylose fermentation without glucose repression, achieving high efficiency in mixed sugar utilization.
bioRxiv · Jan 18, 2017Bioengineering