Table 2

Apparent kinetic constants for xylose transport in S. cerevisiae strains grown on 20 g/L glucose

Km, mM

Vmax, nmol/min × mgDW

Vmax/Km, min-1 × mgDW-1


TMB 3415 (control)

121 ± 44

119 ± 17

10 × 10-7

TMB 3416 (Gxf1)

166 ± 6

471 ± 10

28 × 10-7

TMB 3418 (Sut1)

96 ± 11

178 ± 16

19 × 10-7

TMB 3419 (At5g59250)

148 ± 39

163 ± 7

11 × 10-7


Runquist et al. Biotechnology for Biofuels 2010 3:5   doi:10.1186/1754-6834-3-5

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