Table 1 K m and V max values for d-glucose and d-xylose uptake by various Hxt36 transporters expressed in the Hxt deletion strain DS68625 grown on maltose
| Â | K m (mM) | V max (nmol/mg DW.min) | ||
|---|---|---|---|---|
Glucose | Xylose | Glucose | Xylose | |
Hxt36 | 4.7 ± 2.5 | 71.8 ± 3.6 | 56.4 ± 11.5 | 48.1 ± 8.0 |
Hxt36-3K | 2.6 ± 0.2 | 58.6 ± 1.3 | 58.0 ± 2.4 | 42.4 ± 1.1 |
Hxt36 N367A | 165.7 ± 28.6 | 32.8 ± 11.5 | 116.4 ± 14.4 | 25.4 ± 5.1 |
Hxt36 N367A-3K | 197.7 ± 14.6 | 34.2 ± 14.3 | 124.3 ± 10.2 | 26.7 ± 4.3 |
Hxt1a Hxt11 | 33.4 ± 2.1 | 84.2 ± 10.0 | 156.4 ± 7.6 | 84.6 ± 2.4 |
N366Ta | 194.4 ± 47.9 | 46.7 ± 2.7 | 238.6 ± 7.4 | 76.2 ± 4.8 |