Table 2. Kinetic Parameters for the Wild-Type and Mutant GalNAc-T4.

^aKinetic values and R² obtained from the GraphPad Michaelis–Menten fit of the plots in Figures 1a and 4.

^bKinetic values and R² obtained from the GraphPad Michaelis–Menten fitting with substrate inhibition of the plots in Figure 4.

^cCat Eff, catalytic efficiency obtained from the V_max/K_m ratio.

^dUDP-GalNAc hydrolysis obtained from Sephadex G10 chromatography summarized in Figure S8.