Torin 2抑制劑Torin 2(IC50=0.25 nM), a specific and effective mTOR inhibitor, is the 800-fold greater specific activity for mTOR than PI3K and improves pharmacokinetic properties. The EC50 of Torin 2 for ATM/ATR/DNA-PK inhibition is 28 nM/35 nM/118 nM, respec