EA-B2L
EA-B2L is a GSTP degrader with a DC50 of 48 μM in HeLa cells. EA-B2L inhibits GSTP enzymatic activity, induces dose-dependent GSTP degradation via the ubiquitin-proteasome and autophagy pathways, and does not activate the 20S proteasome subunit. EA-B2L induces dose-dependent apoptosis in cancer cells, a process associated with GSTP degradation, caspase 3 activation, and PARP cleavage. EA-B2L exerts dose-dependent antiproliferative effects on cancer cells with high GSTP expression. EA-B2L can be used in the research of cervical cancer, lung cancer, and fibrosarcoma.
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- CAS. Nr.: 1354444-72-6
- Formel: C35H54Cl2N4O8
- Molecular Weight:729.73
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Speicherung:
Please store the product under the recommended conditions in the Certificate of Analysis.
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Biologische Aktivität
Beschreibung
IC50 & Target
[1]|
GSTP 48 nM (DC50) |
Caspase 3 |
PARP |
Cellular Effect
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Cell Line
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Type | Value | Description | References |
|---|---|---|---|---|
| HeLa | IC50 |
16.87 μM
|
Antiproliferative activity against human cervical carcinoma HeLa cells assessed as reduction in cell viability by CCK-8 assay.
Antiproliferative activity against human cervical carcinoma HeLa cells assessed as reduction in cell viability by CCK-8 assay.
|
39563816 |
| A549 | IC50 |
32.06 μM
|
Antiproliferative activity against human lung carcinoma A549 cells assessed as reduction in cell viability by CCK-8 assay.
Antiproliferative activity against human lung carcinoma A549 cells assessed as reduction in cell viability by CCK-8 assay.
|
39563816 |
| HT-1080 | IC50 |
19.32 μM
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Antiproliferative activity against human fibrosarcoma HT1080 cells assessed as reduction in cell viability by CCK-8 assay.
Antiproliferative activity against human fibrosarcoma HT1080 cells assessed as reduction in cell viability by CCK-8 assay.
|
39563816 |
In Vitro
EA-B2L (80 μM; 0.5 h) potently inhibits purified recombinant human GSTP enzyme activity with 92.26% inhibition at 80 μM[1].
EA-B2L (10-80 μM; 24 h) induces dose-dependent GSTP degradation in HeLa cells with a DC50 of 48 μM and 85.3% maximum degradation at 80 μM after 24-hour incubation[1].
EA-B2L (5-80 μM; 3 h) induces dose-dependent GSTP degradation in Cycloheximide (HY-12320)-pretreated HeLa cells, with more obvious degradation at concentrations greater than 40 μM after 3-hour incubation[1].
EA-B2L (80 μM; 0.5 h preincubation, 1 h substrate incubation) does not significantly alter the catalytic activity of purified human 20S proteasome β1, β2, or β5 subunits at 80 μM[1].
EA-B2L (80 μM; 24 h after 30 min inhibitor pretreatment)-induced GSTP degradation in HeLa cells is mediated by both the autophagy-lysosome and ubiquitin-proteasome pathways, requiring ubiquitylation of GSTP[1].
EA-B2L potently inhibits the proliferation of HeLa, A549, and HT1080 cancer cells with IC50 values of 16.87 μM, 32.06 μM, and 19.32 μM, respectively[1].
EA-B2L (20-80 μM; 24 h) induces dose-dependent apoptotic cell death in HeLa cells, with ~92% apoptotic population at 40 μM after 24-hour incubation, accompanied by caspase 3 activation and PARP cleavage[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Cell Line:human cervical carcinoma HeLa cells
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Concentration:10 μM; 20 μM; 40 μM; 80 μM
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Incubation Time:24 h
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Result:Induced significant GSTP degradation at 80 μM, with minimal degradation observed at concentrations below 40 μM.
Exhibited a DC50 of 48 μM.
Achieved 85.3% maximum GSTP degradation (Dmax) at 80 μM.
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Cell Line:Cycloheximide-pretreated human cervical carcinoma HeLa cells
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Concentration:5 μM; 10 μM; 20 μM; 40 μM; 80 μM
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Incubation Time:3 h
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Result:Induced dose-dependent GSTP degradation, with more pronounced degradation observed at concentrations above 40 μM.
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Cell Line:human cervical carcinoma HeLa cells
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Concentration:80 μM
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Incubation Time:24 h (after 30 min inhibitor pretreatment)
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Result:Induced GSTP degradation that was blocked by pretreatment with Bafilomycin A1, MG132, PYR-41, or b-AP15.
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Cell Line:human cervical carcinoma HeLa cells
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Concentration:20 μM; 40 μM; 60 μM; 80 μM
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Incubation Time:24 h
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Result:Induced dose-dependent apoptosis: generated ~92% apoptotic population at 40 μM.
Triggered caspase 3 activation and PARP cleavage in treated cells.
Chemical Information
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CAS. Nr. 1354444-72-6
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Molecular Weight 729.73
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Formel C35H54Cl2N4O8
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SMILES
CCC(C(C1=C(C(Cl)=C(C=C1)OCC(NCCCCCCNC([C@H](CCCCNC(OC(C)(C)C)=O)NC(OC(C)(C)C)=O)=O)=O)Cl)=O)=C
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Versand
Room temperature in continental US; may vary elsewhere.
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Speicherung
Please store the product under the recommended conditions in the Certificate of Analysis.
Reinheit & Dokumentation
Verweise
Calculators
Konzentration (Stammlösung) × Volumen (Stammlösung) = Konzentration (Ziellösung) × Volumen (Ziellösung)