Lineweaver-Burke plots for the inhibition of N5CAIR synthetase by 14. A. Lineweaver-Burke plot with varied concentration of AIR, fixed concentration of ATP and various concentrations of 14 ((●) 0 μM, (■) 5 μM, (▲) 10 μM, (◆) 25 μM, (▼) 50 μM). B. Lineweaver-Burke plot with varied concentration of ATP, fixed concentration of AIR and various concentrations of 14 ((●) 0 μM, (■) 5 μM, (▲) 10 μM, (◆) 25 μM, (▼) 50 μM).