Table 1.
Comparison of fermentation performance between the parent strain, HDY.GUF5, and the evolved strain, GS1.11-26, in YP medium containing a glucose and D-xylose mixture
| Strain |
Maximum specific sugar consumption rate |
Yield |
Specific ethanol productivity |
|||
|---|---|---|---|---|---|---|
|
(g/g sugar)a | ||||||
| | ||||||
|
(g/g DW/h) |
(g/g DW/h) |
|||||
| Glucose | D-Xylose | Ethanol | Xylitol | Glycerol | ||
| HDY.GUF5 |
3.83 ± 0.08 |
0.13 ± 0.01 |
0.23 ± 0.00 |
0.03 ± 0.00 |
0.04 ± 0.00 |
1.79 ± 0.08 |
| GS1.11-26 | 2.71 ± 0.04 | 1.10 ± 0.00 | 0.46 ± 0.00 | 0.04 ± 0.00 | 0.06 ± 0.00 | 1.38 ± 0.01 |
Note: a: The yield of ethanol and glycerol was calculated per g total sugar while yield of xylitol was calculated per g D-xylose.