TABLE 2

Kinetic parameters of fructose and glucose transport in Z. rouxii strains grown in 2% glucose

StrainFructose transportbGlucose transportb
Km (mM)Vmax (mmol g−1 h−1)Km (mM)Vmax (mmol g−1 h−1)
CBS 732Ta284.5 ± 62.817.48 ± 2.4514.28 ± 1.941.72 ± 0.04
UL4239.2 ± 97.011.11 ± 2.4519.76 ± 1.280.89 ± 0.02
F1 (Zrffz1Δ)138.5 ± 31.72.95 ± 0.3025.88 ± 2.721.34 ± 0.06
F2 (Zrffz2Δ)339.6 ± 101.910.79 ± 1.9413.28 ± 1.900.96 ± 0.04
F1F2 (Zrffz1Δ Zrffz2Δ)97.30 ± 34.712.71 ± 0.4512.10 ± 6.541.27 ± 0.16
  • a Reference 11.

  • b The values result from GraphPad Prism Michaelis-Menten regression analysis of data from at least two independent experiments. Vmax values were calculated for biomass expressed as dry weight.