DNA-PK
Signaling Pathway Map
Research Area
Inhibitory Selectivity
DNA-PK Products
| Catalog No. | Information | Product Use Citations | Product Validations |
|---|---|---|---|
| S1105 |
LY294002LY294002 is the first synthetic molecule known to inhibit PI3Kα/δ/β with IC50 of 0.5 μM/0.57 μM/0.97 μM, respectively; more stable in solution than Wortmannin, and also blocks autophagosome formation. It not only binds to class I PI3Ks and other PI3K-related kinases, but also to novel targets seemingly unrelated to the PI3K family. LY294002 also inhibits CK2 with IC50 of 98 nM. LY294002 is a non-specific DNA-PKcs inhibitor and activates autophagy and apoptosis. |
Inhibition of PI3K, ERK and mTOR prevents the activation of S6K1 and S6 induced by suppression of PKD1 activity. A549 cells were incubated in the absence (-) or presence of either 5 uM Kb or 5 uM Kb and 20 uM LY294002 or 5 uM Kb and 10 uM BKM120 (as indicated) for 1 h prior to stimulation of cells with 50 nM PMA for 30 min and 1 h.
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| S1038 |
PI-103PI-103 is a multi-targeted PI3K inhibitor for p110α/β/δ/γ with IC50 of 2 nM/3 nM/3 nM/15 nM in cell-free assays, less potent to mTOR/DNA-PK with IC50 of 30 nM/23 nM. PI-103 induces apoptosis in murine T-cell Lymphoma. |
We treated all of drugs in T47D which has a PI3KCA H1044R mutation with the concentration shown below for 1 hour and performed western blot analysis using antibodies to phospho-AKT(SERINE 472), and total AKT.
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| S2638 |
NU7441 (KU-57788)NU7441 (KU-57788) is a highly potent and selective DNA-PK inhibitor with IC50 of 14 nM and also inhibits mTOR and PI3K with IC50 of 1.7 μM and 5 μM in cell-free assays, respectively. It reduces the frequency of NHEJ while increasing the rate of HDR following Cas9-mediated DNA cleavage. |
Validation of activity and specificity of chemical inhibitors of; ATM, ATR, and DNAPK. H460 cells were treated with 1 uM camptothecin (CPT) or 20 ug/ml bleomycin for 1 h in the presence of the indicated inhibitors: DNAPK-i1—NU7026, DNAPK-i2—NU7441. MSH6, fibrillarin, and tubulin were used as loading controls.Effects of DNAPK inhibitors on its autophosphorylation in bleomycin-treated cells.
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| S2758 |
WortmanninWortmannin is the first described PI3K inhibitor with IC50 of 3 nM in a cell-free assay, with little selectivity within the PI3K family. Wortmannin blocks autophagosome formation and potently inhibits DNA-PK/ATM with IC50 of 16 nM and 150 nM in cell-free assays. Wortmannin also inhibits PLK1 activity. |
L3.6pl cells at 6,000 cells per well were incubated in MEM with 5% FBS in triplicate in a 96-well culture plate and then treated alone with 5 umol/L BMS-777607, 10 umol/L wortmannin, or with BMS-777607 in combination with individual inhibitors. Polyploidy was examined under BK71 Olympus microscope and photographed 72 hours after treatment. |
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| S1205 |
PIK-75 HClPIK-75 HCl is a p110α inhibitor with IC50 of 5.8 nM (200-fold more potently than p110β), isoform-specific mutants at Ser773, and also potently inhibits DNA-PK with IC50 of 2 nM in cell-free assays. |
A549 cells were treated with DMSO or PIK-75 (200 nM) for 1 h and subsequently stimulated with izTRAIL for 24 h. Long-term survival was visualized after 7 days by crystal violet staining. One of two independent experiments is shown.
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| S8586New |
Nedisertib (M3814, MSC2490484A)Nedisertib (M3814, MSC2490484A) is an orally bioavailable, highly potent and selective inhibitor of DNA activated protein kinase (DNA-PK) with an IC50 less than 3 nM. |
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| S8843New |
AZD7648AZD7648 is a potent inhibitor of DNA-PK with an IC50 of 0.6 nM in biochemical assay and more than 100-fold selective against 396 other kinases. |
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| S6506New |
Compound 401Compound 401 is a synthetic inhibitor of DNA-PK and mTOR (IC50=5.3 μM). It has no inhibition on p110α/p85α PI3K (>100 μM) and blocks the phosphorylation of S6 kinase 1 Thr389 and Akt Ser473 in COS7 cells. |
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| S2893 |
NU7026NU7026 is a potent DNA-PK inhibitor with IC50 of 0.23 μM in cell-free assays, 60-fold selective for DNA-PK than PI3K and inactive against both ATM and ATR. |
DNA damage-induced inhibition of rRNA synthesis is dependent on DNA-PK and PARP-1 activity. Representative nuclei stained by EU are shown 22 h after 2 h treatment with 25 µg/ml cisplatin. Cells were treated with cisplatin under the following conditions: pretreatment with Nu7026 (Nu7026, 26) or Nu7441 (Nu7441, 41) |
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| S2817 |
Torin 2Torin 2 is a potent and selective mTOR inhibitor with IC50 of 0.25 nM in p53−/− MEFs cell line; 800-fold greater selectivity for mTOR than PI3K and improved pharmacokinetic properties. Inhibition of ATM/ATR/DNA-PK with EC50 of 28 nM/35 nM/118 nM,in PC3 cell lines respectively. Torin 2 decreases cell viability and induces autophagy and apoptosis. |
U2OS cells were plated in six-well plates using complete medium. The next day the cells were washed four times with NaCl/Pi before maintaining them for 6 h in serum- and glucose-free DMEM supplemented as indicated in the absence or presence of 0.1 uM Torin 2 for the last 1 h. The cells were control- treated, treated with 1 ug/mL insulin or treated with 1 mM H2O2 for 15 min. Thereafter, cell lysates were prepared and western blotting was performed using the indicated antibodies.
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| S2622 |
PP121PP-121 is a multi-targeted inhibitor of PDGFR, Hck, mTOR, VEGFR2, Src and Abl with IC50 of 2 nM, 8 nM, 10 nM, 12 nM, 14 nM and 18 nM, also inhibits DNA-PK with IC50 of 60 nM. |
PP121 induces apoptosis in ATC cells. CAL62 cells were treated with PP121 at the indicated concentrations for 48 h, followed by PI staining. The nuclei were stained with Hoechst and analyzed using a fluorescent microscope. The representative images are shown.
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| S8045 |
KU-0060648KU-0060648 is a dual inhibitor of DNA-PK and PI3Kα, PI3Kβ, PI3Kδ with IC50 of 8.6 nM and 4 nM, 0.5 nM, 0.1 nM respectively, less inhibition of PI3Kγ with IC50 of 0.59 μM. |
a/ Western blot showing knock down efficiency obtained with the siRNAs targeting either Ku70 or Ku80. b/ Quantitation of genome editing events from cells transfected with pQCiG-TLR and ΔeGFP donor in the presence of 2 μM NU7441, 250 nM KU-0060648, siRNAs targeting Ku70, Ku80, DNA-PKcs or DNA ligase IV, 1 μM Scr7, or a combination of Scr7 and 2 μM NU7441 or 250 nM KU-0060648. The HDR and NHEJ values are relative to those obtained with Cas9, sgRNA, and ΔeGFP donor in the presence of vehicle (DMSO). Results are from biological replicates performed in technical duplicates. Significance (relative to vehicle) was calculated using the Student’s t-test: *p ≤0.05; **p ≤0.01; ns, not significant.
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| S7891 |
CC-115CC-115 is a dual inhibitor of DNA-dependent protein kinase (DNA-PK) and mammalian target of rapamycin (mTOR) with IC50 values of 0.013 μM and 0.021 μM, respectively. It has potential antineoplastic activity. |
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| S8589 |
SF2523SF2523 is a highly selective and potent inhibitor of PI3K with IC50 values of 34 nM, 158 nM, 9 nM, 241 nM and 280 nM for PI3Kα, PI3Kγ, DNA-PK, BRD4 and mTOR, respectively. |
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| S8322 |
LY3023414(Samotolisib)LY3023414 is an oral ATP competitive inhibitor of the class I PI3K isoforms, mTOR and DNA-PK. |
The structure and formula weight of LY3023414 were presented (A). Established human glioma cells (U251MG and A172 lines), primary human astrocytes (“Astrocytes”) or primary human glioma cells [three lines, “Glioma (L1/2/3)”], were either left untreated (“Ctrl”) or treated with LY3023414 at 1-1000 nM, cells were further cultured for indicated time; Cell survival was tested (B, C, and E) (n=5). Cell proliferation was also tested by the BrdU ELISA assay (D and F) (n=5). *p < 0.05 vs. “Ctrl”. Experiments in this figure were repeated three times.
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| S8379 |
YU238259YU238259 is a novel inhibitor of homology-dependent DNA repair(HDR), but does not inhibit non-homologous end-joining (NHEJ), in cell-based GFP reporter assays. |
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| S8427 |
LTURM34LTURM34 is a specific DNA-PK inhibitor, 170-fold more selective for DNA-PK activity compared to PI3K activity, with IC50 value of 0.034 μM. |
| Catalog No. | Information | Product Use Citations | Product Validations |
|---|---|---|---|
| S1105 |
LY294002LY294002 is the first synthetic molecule known to inhibit PI3Kα/δ/β with IC50 of 0.5 μM/0.57 μM/0.97 μM, respectively; more stable in solution than Wortmannin, and also blocks autophagosome formation. It not only binds to class I PI3Ks and other PI3K-related kinases, but also to novel targets seemingly unrelated to the PI3K family. LY294002 also inhibits CK2 with IC50 of 98 nM. LY294002 is a non-specific DNA-PKcs inhibitor and activates autophagy and apoptosis. |
Inhibition of PI3K, ERK and mTOR prevents the activation of S6K1 and S6 induced by suppression of PKD1 activity. A549 cells were incubated in the absence (-) or presence of either 5 uM Kb or 5 uM Kb and 20 uM LY294002 or 5 uM Kb and 10 uM BKM120 (as indicated) for 1 h prior to stimulation of cells with 50 nM PMA for 30 min and 1 h.
|
|
| S1038 |
PI-103PI-103 is a multi-targeted PI3K inhibitor for p110α/β/δ/γ with IC50 of 2 nM/3 nM/3 nM/15 nM in cell-free assays, less potent to mTOR/DNA-PK with IC50 of 30 nM/23 nM. PI-103 induces apoptosis in murine T-cell Lymphoma. |
We treated all of drugs in T47D which has a PI3KCA H1044R mutation with the concentration shown below for 1 hour and performed western blot analysis using antibodies to phospho-AKT(SERINE 472), and total AKT.
|
|
| S2638 |
NU7441 (KU-57788)NU7441 (KU-57788) is a highly potent and selective DNA-PK inhibitor with IC50 of 14 nM and also inhibits mTOR and PI3K with IC50 of 1.7 μM and 5 μM in cell-free assays, respectively. It reduces the frequency of NHEJ while increasing the rate of HDR following Cas9-mediated DNA cleavage. |
Validation of activity and specificity of chemical inhibitors of; ATM, ATR, and DNAPK. H460 cells were treated with 1 uM camptothecin (CPT) or 20 ug/ml bleomycin for 1 h in the presence of the indicated inhibitors: DNAPK-i1—NU7026, DNAPK-i2—NU7441. MSH6, fibrillarin, and tubulin were used as loading controls.Effects of DNAPK inhibitors on its autophosphorylation in bleomycin-treated cells.
|
|
| S2758 |
WortmanninWortmannin is the first described PI3K inhibitor with IC50 of 3 nM in a cell-free assay, with little selectivity within the PI3K family. Wortmannin blocks autophagosome formation and potently inhibits DNA-PK/ATM with IC50 of 16 nM and 150 nM in cell-free assays. Wortmannin also inhibits PLK1 activity. |
L3.6pl cells at 6,000 cells per well were incubated in MEM with 5% FBS in triplicate in a 96-well culture plate and then treated alone with 5 umol/L BMS-777607, 10 umol/L wortmannin, or with BMS-777607 in combination with individual inhibitors. Polyploidy was examined under BK71 Olympus microscope and photographed 72 hours after treatment. |
|
| S1205 |
PIK-75 HClPIK-75 HCl is a p110α inhibitor with IC50 of 5.8 nM (200-fold more potently than p110β), isoform-specific mutants at Ser773, and also potently inhibits DNA-PK with IC50 of 2 nM in cell-free assays. |
A549 cells were treated with DMSO or PIK-75 (200 nM) for 1 h and subsequently stimulated with izTRAIL for 24 h. Long-term survival was visualized after 7 days by crystal violet staining. One of two independent experiments is shown.
|
|
| S8586New |
Nedisertib (M3814, MSC2490484A)Nedisertib (M3814, MSC2490484A) is an orally bioavailable, highly potent and selective inhibitor of DNA activated protein kinase (DNA-PK) with an IC50 less than 3 nM. |
||
| S8843New |
AZD7648AZD7648 is a potent inhibitor of DNA-PK with an IC50 of 0.6 nM in biochemical assay and more than 100-fold selective against 396 other kinases. |
||
| S6506New |
Compound 401Compound 401 is a synthetic inhibitor of DNA-PK and mTOR (IC50=5.3 μM). It has no inhibition on p110α/p85α PI3K (>100 μM) and blocks the phosphorylation of S6 kinase 1 Thr389 and Akt Ser473 in COS7 cells. |
||
| S2893 |
NU7026NU7026 is a potent DNA-PK inhibitor with IC50 of 0.23 μM in cell-free assays, 60-fold selective for DNA-PK than PI3K and inactive against both ATM and ATR. |
DNA damage-induced inhibition of rRNA synthesis is dependent on DNA-PK and PARP-1 activity. Representative nuclei stained by EU are shown 22 h after 2 h treatment with 25 µg/ml cisplatin. Cells were treated with cisplatin under the following conditions: pretreatment with Nu7026 (Nu7026, 26) or Nu7441 (Nu7441, 41) |
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| S2817 |
Torin 2Torin 2 is a potent and selective mTOR inhibitor with IC50 of 0.25 nM in p53−/− MEFs cell line; 800-fold greater selectivity for mTOR than PI3K and improved pharmacokinetic properties. Inhibition of ATM/ATR/DNA-PK with EC50 of 28 nM/35 nM/118 nM,in PC3 cell lines respectively. Torin 2 decreases cell viability and induces autophagy and apoptosis. |
U2OS cells were plated in six-well plates using complete medium. The next day the cells were washed four times with NaCl/Pi before maintaining them for 6 h in serum- and glucose-free DMEM supplemented as indicated in the absence or presence of 0.1 uM Torin 2 for the last 1 h. The cells were control- treated, treated with 1 ug/mL insulin or treated with 1 mM H2O2 for 15 min. Thereafter, cell lysates were prepared and western blotting was performed using the indicated antibodies.
|
|
| S2622 |
PP121PP-121 is a multi-targeted inhibitor of PDGFR, Hck, mTOR, VEGFR2, Src and Abl with IC50 of 2 nM, 8 nM, 10 nM, 12 nM, 14 nM and 18 nM, also inhibits DNA-PK with IC50 of 60 nM. |
PP121 induces apoptosis in ATC cells. CAL62 cells were treated with PP121 at the indicated concentrations for 48 h, followed by PI staining. The nuclei were stained with Hoechst and analyzed using a fluorescent microscope. The representative images are shown.
|
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| S8045 |
KU-0060648KU-0060648 is a dual inhibitor of DNA-PK and PI3Kα, PI3Kβ, PI3Kδ with IC50 of 8.6 nM and 4 nM, 0.5 nM, 0.1 nM respectively, less inhibition of PI3Kγ with IC50 of 0.59 μM. |
a/ Western blot showing knock down efficiency obtained with the siRNAs targeting either Ku70 or Ku80. b/ Quantitation of genome editing events from cells transfected with pQCiG-TLR and ΔeGFP donor in the presence of 2 μM NU7441, 250 nM KU-0060648, siRNAs targeting Ku70, Ku80, DNA-PKcs or DNA ligase IV, 1 μM Scr7, or a combination of Scr7 and 2 μM NU7441 or 250 nM KU-0060648. The HDR and NHEJ values are relative to those obtained with Cas9, sgRNA, and ΔeGFP donor in the presence of vehicle (DMSO). Results are from biological replicates performed in technical duplicates. Significance (relative to vehicle) was calculated using the Student’s t-test: *p ≤0.05; **p ≤0.01; ns, not significant.
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| S7891 |
CC-115CC-115 is a dual inhibitor of DNA-dependent protein kinase (DNA-PK) and mammalian target of rapamycin (mTOR) with IC50 values of 0.013 μM and 0.021 μM, respectively. It has potential antineoplastic activity. |
||
| S8589 |
SF2523SF2523 is a highly selective and potent inhibitor of PI3K with IC50 values of 34 nM, 158 nM, 9 nM, 241 nM and 280 nM for PI3Kα, PI3Kγ, DNA-PK, BRD4 and mTOR, respectively. |
||
| S8322 |
LY3023414(Samotolisib)LY3023414 is an oral ATP competitive inhibitor of the class I PI3K isoforms, mTOR and DNA-PK. |
The structure and formula weight of LY3023414 were presented (A). Established human glioma cells (U251MG and A172 lines), primary human astrocytes (“Astrocytes”) or primary human glioma cells [three lines, “Glioma (L1/2/3)”], were either left untreated (“Ctrl”) or treated with LY3023414 at 1-1000 nM, cells were further cultured for indicated time; Cell survival was tested (B, C, and E) (n=5). Cell proliferation was also tested by the BrdU ELISA assay (D and F) (n=5). *p < 0.05 vs. “Ctrl”. Experiments in this figure were repeated three times.
|
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| S8379 |
YU238259YU238259 is a novel inhibitor of homology-dependent DNA repair(HDR), but does not inhibit non-homologous end-joining (NHEJ), in cell-based GFP reporter assays. |
||
| S8427 |
LTURM34LTURM34 is a specific DNA-PK inhibitor, 170-fold more selective for DNA-PK activity compared to PI3K activity, with IC50 value of 0.034 μM. |
