Name | 5-{[3-(Dimethylamino)propyl]amino}-3,10-dimethylpyrimido[4,5-b]qu inoline-2,4(3H,10H)-dione dihydrochloride |
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Synonyms | MFCD30543744 |
Description | HLI373 is an efficacious Hdm2 inhibitor. HLI373 inhibits the ubiquitin ligase activity of Hdm2. HLI373 is effective in inducing apoptosis of several tumor cells that are sensitive to DNA-damaging agents[1]. Antimalarial activity[2]. |
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Related Catalog | |
Target |
Hdm2[1]; Apoptosis[1]; Antimalarial[2] |
In Vitro | HLI373 (3-15 μM; 15 hours) selectively kills tumor cells harboring wild type p53[1]. HLI373 (10-50 μM) stabilizes cellular Hdm2 in a dose-dependent manner. HLI373 (3 μM) activates p53 transcription[1]. HLI373 selectively inhibits auto-ubiquitylation of Hdm2[1]. Co-transfection with plasmids encoding p53 and Hdm2 results in degradation of p53. Incubation with HLI373 (5-10 μM; 8 hours) blocks p53 degradation. HLI373 increases p53 and Hdm2 protein levels in cells[1]. HLI 373 also shows lower IC50 values (below 6 μM) against both chloroquine-sensitive P. falciparum D6 strain (PfD6) and chloroquine-resistant P. falciparum W2 strain (PfW2) and exhibits early growth inhibition[2]. HLI-373 is a MDM2 inhibitor interrupting its ubiquitin E3 ligase activity, could abolish the ubiquitylation of its substrate protein p53. HLI-373 targets the C-terminus functioning as an E3 ubiquitin ligase[3]. Cell Viability Assay[1] Cell Line: Wild type p53 mouse embryo fibroblasts (MEFs), and p53-deficient MEFs Concentration: 3, 10, 15 μM Incubation Time: 15 hours Result: Increased cell death in wild type p53 MEFs in a dose-dependent manner, p53-deficient MEFs were relatively resistant. Western Blot Analysis[1] Cell Line: U2OS cells Concentration: 5, 10 μM Incubation Time: 8 hours Result: Blocked p53 degradation caused by co-transfection with plasmids encoding p53 and Hdm2. |
References |
Molecular Formula | C18H23N5O2 |
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Molecular Weight | 414.32900 |
Exact Mass | 413.13900 |
PSA | 72.16000 |
LogP | 2.82600 |
Hazard Codes | Xi |
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