Patent ID: 9695223
Date: 2017-07-04
CPC Classifications: A61K,C07K

Claim:
1. A recombinant xylose transporter protein comprising a xylose transporter motif sequence and at least one glucose mitigation mutation; wherein said xylose transporter motif sequence corresponds to amino acid residue positions 36, 37, 38, 39, 40, and 41 of SEQ ID NO: 1, and wherein the xylose transporter motif comprises the sequence -G-G/F-X 1 -X 2 -X 3 -G-; wherein, X X X and further wherein said glucose mitigation mutation is at a position corresponding to N326, T170, I171, K155, N225, S354, A361, L407, and/or N446 of SEQ ID NO: 1 wherein the xylose transporter protein is at least 95% identical to the sequence of SEQ ID NO: 1 and has xylose transporter protein activity.