Table 1 Fermentation profiles of SR8A6S3-CDT-2-GH43-2/7, SR8A6S3-CDT-2, and SR8A6S3 in YP media containing 20 g L−1 glucose, 80 g L−1 xylose, and 8 g L−1 acetate under anaerobic conditions.

From: Metabolic engineering of Saccharomyces cerevisiae for second-generation ethanol production from xylo-oligosaccharides and acetate

 

At 24 h

At 72 h

  

rxylose

rxylose*

Pxylitol

Pethanol

rxylose

rxylose*

Pxylitol

Pethanol

Yethanol

Yxylitol

SR8A6S3-CDT-2-GH43-2/7

0.54 ± 0.03

0.15 ± 0.01

0.00 ± 0.00

0.77 ± 0.05

0.57 ± 0.01

0.10 ± 0.00

0.01 ± 0.00

0.45 ± 0.00

0.47 ± 0.01

0.018. ± 0.000

SR8A6S3-CDT-2

0.37 ± 0.13

0.10 ± 0.03

0.00 ± 0.00

0.62 ± 0.06

0.63 ± 0.03

0.10 ± 0.02

0.01 ± 0.00

0.41 ± 0.01

0.44 ± 0.01

0.015. ± 0.001

SR8A6S3

0.94 ± 0.06

0.19 ± 0.01

0.00 ± 0.00

0.74 ± 0.00

0.83 ± 0.02

0.14 ± 0.00

0.03 ± 0.00

0.47 ± 0.00

0.42 ± 0.00

0.032 ± 0.0000

  1. Parameters: rxylose, xylose consumption rate (g L−1 h−1); rxylose*, specific xylose consumption rate (g L−1 OD−1 h−1); Pxylitol, volumetric xylitol productivity (g L−1 h−1); Pethanol, volumetric ethanol productivity (g L−1 h−1); Yethanol, ethanol yield (g gconsumed carbon source−1); Yxylitol, xylitol yield (g gconsumed carbon source−1).