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Table 4 Batch fermentation

From: Xylose reductase from Pichia stipitis with altered coenzyme preference improves ethanolic xylose fermentation by recombinant Saccharomyces cerevisiae

Strain Xylose
consumed
(g l-1)
Ethanol
produced
(g l-1)
Yields (g product (g consumed sugars)-1)
    Ethanol Xylitola Glycerol Biomass Acetate
Y-PsNative 30.4 ± 2.3 16.7 ± 0.4 0.33 ± 0.02 0.26 ± 0.03 0.095 ± 0.001 0.040 ± 0.001 0.011 ± 0.002
Y-PsK270M 16.8 ± 0.2 14.1 ± 0.3 0.38 ± 0.01 0.09 ± 0.01 0.067 ± 0.000 0.054 ± 0.001 0.013 ± 0.001
Y-PsK270R 46.1 ± 1.3 25.3 ± 0.5 0.38 ± 0.01 0.09 ± 0.01 0.079 ± 0.001 0.050 ± 0.001 0.009 ± 0.000
  1. Xylose consumption, ethanol production and product yields after 117 hours (see Figure 1) anaerobic batch fermentation of 20 g l-1 glucose and 50 g l-1 xylose by strains Y-PsNative, Y-PsK270M and Y-PsK270R.
  2. a (g xylitol (g consumed xylose)-1)