Table 1. IC50 values of embonic acid against the WT and mutant m-NAD(P)-ME enzymes.
Characteristics | m-NAD(P)-ME | Embonic acid |
---|---|---|
WT | 1.4 ± 0.4 μM | |
Tetramer interface mutant | H142A/D568A | 2.1 ± 0.1 μM |
Exo site mutant(at tetramer interface) | R197E | 2.8 ± 0.1 μM |
R542V | 1.5 ± 0.2 μM | |
Dimer interface mutant | Q51A/E90A | 29.5 ± 7.4 μM |
Fumarate site mutant(at dimer interface) | E59N | 5.1 ± 0.7 μM |
R67A | >75 μM | |
R91A | >75 μM | |
R67A/R91A | >75 μM | |
K57S/E59N/K73E/D102S | >75 μM |