Table 3: IC50 Values for Screening Hits (Internal Kinase Inhibitors Collection)

Compound unP-IC50 (µM)1 P-IC50 value (µM)2 Ratio3
Hit 1 >60 11 <0.2
Hit 2 >60 4.2 <0.1
Hit 3 3.5 >60 >17
Hit 4 3.9 >60 >15.4
Hit 5 4.5 1.0 0.2
Hit 6 0.1 0.5 5
Hit 7 >100 10 <0.1
Hit 8 >100 4 <0.04
Hit 9 106 8 0.08
Hit 10 1.4 26 19
Hit 11 4.5 220 49
Hit 12 65 3.9 0.06
Hit 13 1 5.7 5.7

1IC50 value for the unphosphorylated form of c-Met.

2IC50 value for the phosphorylated form of c-Met.

3Ratio = IC50 value for phosphorylated form / IC50 value for the unphosphorylated form