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AB25583 is a potent inhibitor of the Polθ helicase domain (Polθ-hel). It blocks MMEJ repair, leading to DNA damage accumulation and synthetic lethality in BRCA1/2-deficient cancer cells.


| Pack Size | Price | USA Stock | Global Stock | Quantity |
|---|---|---|---|---|
| 1 mg | $129 | - | In Stock | |
| 5 mg | $322 | - | In Stock | |
| 10 mg | $479 | - | In Stock | |
| 25 mg | $893 | - | In Stock | |
| 50 mg | $1,250 | - | In Stock |
| Description | AB25583 is a potent inhibitor of the Polθ helicase domain (Polθ-hel). It blocks MMEJ repair, leading to DNA damage accumulation and synthetic lethality in BRCA1/2-deficient cancer cells. |
| In vitro | AB25583 inhibited the ATPase activity of Polθ-hel. It induced γH2AX phosphorylation and dose-dependently inhibited cell survival in MDA-MB-436 cells (0-10 μM)[1]. |
| Molecular Weight | 452.91 |
| Formula | C22H17ClN4O3S |
| Cas No. | 2565637-94-5 |
| Smiles | O=C(NC1=NN=C(OCC2=CC=C(Cl)C=C2)S1)C=3C=NC=CC3C=4C=CC=CC4OC |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||||||||||||
| Solubility Information | DMF: 24 mg/mL (52.99 mM), Sonication is recommmended. | ||||||||||||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||||||||||||
DMF
Note : The dilution table applies only to solid products. For liquid products, please calculate the stock solution based on the stated concentration and/or density. | |||||||||||||||||||||||||||||||
Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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