Table 2.
Specific activities of XR (xylose reductase), XDH (xylitol dehydrogenase), XK (xylulokinase), ADH (alcohol dehydrogenase), PDC (pyruvate decarboxylase), FBP (fructose-1,6-bisphosphatase), and TKL (transketolase) in the cells of analyzed O. polymorpha strains from third day of xylose alcoholic fermentation at 45 °C
Strain | Activity U/mg of protein | ||||||
---|---|---|---|---|---|---|---|
XR | XDH | XK | PDC | ADH | TKL | FBP | |
WT | 0.012 ± 0.001 | 0.011 ± 0.001 | – | 0.165 ± 0.008 | 0.103 ± 0.005 | 0.005 ± 0.002 | 0.012 ± 0.001 |
cat8Δ | 0.014 ± 0.002 | 0.006 ± 0.001 | – | 0.183 ± 0.012 | 0.119 ± 0.001 | 0.008 ± 0.001 | 0.014 ± 0.003 |
BEP | 0.023 ± 0.003 | 0.335 ± 0.004 | 0.494 ± 0.031 | 0.323 ± 0.018 | 0.119 ± 0.020 | 0.012 ± 0.004 | 0.011 ± 0.001 |
BEP cat8Δ | 0.028 ± 0.002 | 0.255 ± 0.018 | 0.629 ± 0.038 | 0.346 ± 0.006 | 0.189 ± 0.015 | 0.019 ± 0.003 | 0.015 ± 0.002 |
– Not determined