TABLE 5

Michaelis-Menten enzyme kinetic parameters for biotransformation of fevipiprant by UGT enzymes

UGT1A3UGT2B7UGT2B17
Vmax (mean ± S.D., pmol/min/mg)5634 ± 160335.2 ± 6.843.3 ± 0.9
Km (mean ± S.D., µM)13,352 ± 5854320 ± 14353.3 ± 4.5
Derived intrinsic clearance (Vmax/Km, µl/mg/min)0.4220.110.812