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Proteasome inhibitor IX (PS-IX) is an inhibitor of chymotrypsin-like activity of the 20S proteasome (IC50 ~1 μM). Proteasome inhibitor IX shows potent anticancer activity. Proteasome inhibitor IX exhibits HCT116 p53+/+ cells growth inhibitory activity(IC50 = 1.49 μM).

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 10 mg | $34 | In Stock | |
| 25 mg | $68 | In Stock | |
| 50 mg | $120 | In Stock | |
| 100 mg | $201 | In Stock | |
| 500 mg | $482 | In Stock | |
| 1 mL x 10 mM (in DMSO) | $32 | In Stock |
| Description | Proteasome inhibitor IX (PS-IX) is an inhibitor of chymotrypsin-like activity of the 20S proteasome (IC50 ~1 μM). Proteasome inhibitor IX shows potent anticancer activity. Proteasome inhibitor IX exhibits HCT116 p53+/+ cells growth inhibitory activity(IC50 = 1.49 μM). |
| Targets&IC50 | 20S proteasome:1 μM |
| In vitro | AM114 exhibits potent activity against p53+/+ cells in colony formation assay, with an IC50 value of 0.6 μM[2]. AM114 treatment inhibits the chymotrypsin-like activity of the 20S proteasome in vitro, leading to a significant accumulation of ubiquitinated p53 and other cellular proteins in whole cells[2]. In HCT116 p53+/+ cells, AM114(0.1-10 μM) treatment causes a loss of cell survival in the p53+/+ and p53-/- cells by approximately 70 and 20%, respectively at a concentration of 1 μM[2]. |
| Synonyms | PS-IX, AM114 |
| Molecular Weight | 377.01 |
| Formula | C20H21B2NO5 |
| Cas No. | 856849-35-9 |
| Smiles | CN1C\C(=C\c2ccc(cc2)B(O)O)C(=O)\C(C1)=C/c1ccc(cc1)B(O)O |
| Relative Density. | 1.32 g/cm3 (Predicted) |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | |||||||||||||||||||||||||||||||||||
| Solubility Information | DMSO: 40 mg/mL (106.1 mM), Sonication is recommended. | |||||||||||||||||||||||||||||||||||
Solution Preparation Table | ||||||||||||||||||||||||||||||||||||
DMSO
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