Table 3 Product yield during semi-anaerobic fermentation and xylose isomerase activity performed in vitro with crude extract
Strain | Xylitol Yield (g xylitol/g sugars) | Glycerol Yield (g glycerol/g sugars) | Acetic Acid Yield (g acetic acid/g sugars) | Ethanol Yield (g ethanol/g sugars) | Activity (U/mL) |
|---|---|---|---|---|---|
BTY28 (pRS426) | 0.000 | 0.000 | 0.000 | 0.161 | ND |
BTY29 (XIOrp) | 0.012 | 0.043 | 0.012 | 0.377 | 0.073 ± 0.011 |
BTY30 (XI2.0) | 0.005 | 0.013 | 0.001 | 0.198 | 0.023 ± 0.008 |
BTY32 (Gro; pRS426) | 0.011 | 0.016 | 0.000 | 0.205 | ND |
BTY33 (Gro;XIOrp) | 0.009 | 0.041 | 0.010 | 0.444 | 0.087 ± 0.006 |
BTY34 (Gro;XI2.0) | 0.014 | 0.053 | 0.007 | 0.441 | 0.095 ± 0.008 |