Table 1.
Summary of the redox effects on Km values of UGPases from sugarcane (wt and Cys102Ser) and barley (wt and Cys99Ser mutant). Compiled from Figure 3 and Figure 5.
Sugarcane UGPase | Wild type | Cys102Ser | |||
Untreated | Oxidized | Untreated | Oxidized | ||
Km UDPG (mM) | 0.08 | 0.24 | 0.11 | 0.19 | |
Km PPi (mM) | 0.04 | 0.09 | 0.23 | 0.34 | |
Barley UGPase | Wild type | Cys99Ser | |||
Reduced | Oxidized | Reduced | Oxidized | ||
Km UDPG (mM) | 0.04 | 0.10 | 0.11 | 0.11 | |
Km PPi (mM) | 0.03 | 0.21 | 0.31 | 0.29 |