Biochemical and cellular IC50 values for ML309.
A, chemical structure of ML309. B, IDH1 R132H biochemical assay for (+)-ML309 (triangles) and (−)-ML309 (open squares). C, IDH1 R132C biochemical assay for (+)-ML309 (triangles) and (−)-ML309 (open squares). D, IDH1 WT biochemical assay for rac-ML309. E, cytotoxicity of U87MG IDH1 R132H cells for (+)-ML309 (triangles) and (−)-ML309 (open squares). Error bars are mean ± S.D. from two duplicate experiments. F, inhibition of 2-HG in U87MG IDH1 R132H cells for (+)-ML309 (triangles) and (−)-ML309 (open squares). Error bars are mean ± S.D. from two replicates.