BEZ235 is a dual ATP-competitive PI3K and mTOR inhibitor for p110α/γ/δ/β and mTOR(p70S6K) with IC50 of 4 nM /5 nM /7 nM /75 nM /6 nM in cell-free assays, respectively. Inhibits ATR with IC50 of 21 nM in 3T3TopBP1-ER cell.

GDC-0941 is a potent inhibitor of PI3Kα/δ with IC50 of 3 nM, with modest selectivity against p110β(11-fold) and p110γ(25-fold).

LY294002 is the first synthetic molecule known to inhibit PI3Kα/δ/β with IC50 of 0.5 μM/0.57 μM/0.97 μM in cell-free assays. It is an early-stage autophagy inhibitor and also inhibits CK2.

CAL-101 is a selective p110δ inhibitor with IC50 of 2.5 nM, shown to have 40- to 300-fold greater selectivity for p110δ than p110α/β/γ, and 400- to 4000-fold selectivity to p110δ than C2β, hVPS34, DNA-PK and mTOR.

BKM120 is a selective PI3K inhibitor of p110α/β/δ/γ with IC50 of 52 nM/166 nM/116 nM/262 nM in cell-free assays, respectively.

PI-103 is a potent inhibitor with low IC50 values against recombinant PI3K isoforms p110alpha (IC50= 2 nM), p110beta (IC50= 3 nM), p110delta (IC50= 3 nM), and p110gamma (IC50= 15 nM), less potent to mTOR/DNA-PK with IC50 of 30 nM/23 nM. It blocks autophagic flux.

TGX-221 is a p110β-specific inhibitor with IC50 of 5 nM in a cell-free assay, and is 1000-fold selective for p110β than p110α.

IC-87114 is a selective PI3Kδ inhibitor with IC50 of 0.5 μM in a cell-free assay.

XL147 analogue is a selective and reversible class I PI3K inhibitor for PI3Kα/δ/γ with IC50 of 39 nM/36 nM/23 nM in cell-free assays, less potent to PI3Kβ.

ZSTK474 inhibits class I PI3K isoforms with IC50s of of 16/44/4.6 and 49 nM for PΙ3Κα/β/δ and γ respectively.

AS-605240 selectively inhibits PI3Kγ with IC50 of 8 nM, over 30-fold and 7.5-fold selective for PI3Kγ than PI3Kδ/β and PI3Kα in cell-free assays, respectively.

PIK-75 is a selective p110α inhibitor with IC50 of 5.8 nM with 200-fold more potently than p110β, and also potently inhibits DNA-PK with IC50 of 2 nM.

XL765 analogue is a dual inhibitor of mTOR/PI3K, mostly for p110γ with IC50 of 9 nM, and also inhibits DNA-PK and mTOR.

GSK2126458 is a highly selective and potent inhibitor of PI3K with Ki of 0.019 nM/0.13 nM/0.024 nM/0.06 nM and 0.18 nM/0.3 nM for p110α/β/δ/γ, mTORC1/2 , respectively.

PF-04691502 is an ATP-competitive PI3K (α/β/δ/γ)/mTOR dual inhibitor with Ki of 1.8 nM/2.1 nM/1.6 nM/1.9 nM and 16 nM, little activity against either Vps34, AKT, PDK1, p70S6K, MEK, ERK, p38, or JNK.

AZD6482 is a PI3Kβ inhibitor with IC50 of 10 nM, 8-, 87- and 109-fold selective to PI3Kβ than PI3Kδ, PI3Kα and PI3Kγ.

GSK1059615 is a dual inhibitor of PI3Kα/β/δ/γ (reversible) and mTOR with IC50 of 0.4 nM/0.6 nM/2 nM/5 nM and 12 nM

Duvelisib is a selective PI3K δ/γ inhibitor with Ki and IC50 of 23 pM/243 pM and 1 nM/50 nM, highly selective for PI3K δ/γ than other protein kinases.

TG100-115 is a PI3Kγ/δ inhibitor with IC50 of 83 nM/235 nM, with little effect on PI3Kα/β.

CUDC-907 is a dual PI3K and HDAC inhibitor for PI3Kα and HDAC1/2/3/10 with IC50 of 19 nM and 1.7 nM/5 nM/1.8 nM/2.8 nM, respectively.