p53

p53 Products

  • All (36)
  • p53 Inhibitors (11)
  • p53 Activators (21)
  • p53 Modulators (2)
  • New p53 Products
Catalog No. Product Name Information Product Use Citations Product Validations
S2929 Pifithrin-α (PFTα) HBr Pifithrin-α is an inhibitor of p53, inhibiting p53-dependent transactivation of p53-responsive genes. Pifithrin-α is also a potent agonist of the aryl hydrocarbon receptor (AhR).
Int J Biol Sci, 2024, 20(6):2008-2026
Cell Mol Life Sci, 2024, 81(1):101
Cell Mol Life Sci, 2024, 81(1):384
S8059 Nutlin-3a Nutlin-3a ((-)-Nutlin-3), the active enantiomer of Nutlin-3, inhibits the p53/MDM2 interaction with IC50 of 90 nM in a cell-free assay. Nutlin-3a induces autophagy and apoptosis in a p53-dependent manner.
EMBO J, 2024, 10.1038/s44318-024-00240-z
J Neuroinflammation, 2024, 21(1):57
Front Immunol, 2024, 15:1374943
S7030 RG-7112 RG7112 (RO5045337) is an orally bioavailable and selective p53-MDM2 inhibitor with HTRF IC50 of 18 nM.
Int J Mol Sci, 2024, 25(7)3948
Biomolecules, 2023, 13(8)1257
Biomolecules, 2023, 13(8)1257
S2930 Pifithrin-μ Pifithrin-μ (NSC 303580, PFTμ, 2-Phenylethynesulfonamide) is a specific p53 inhibitor by reducing its affinity to Bcl-xL and Bcl-2, and also inhibits HSP70 function and autophagy.
Cell Mol Life Sci, 2024, 81(1):384
iScience, 2023, 26(7):107090
Heliyon, 2023, 9(3):e14169
S2341 (-)-Parthenolide (-)-Parthenolide, an inhibitor of the Nuclear Factor-κB Pathway, specifically depletes HDAC1 protein without affecting other class I/II HDACs; Also promotes the ubiquitination of MDM2 and activates p53 cellular functions.
Genes Environ, 2024, 46(1):10
Transl Oncol, 2023, 35:101712
PLoS Genet, 2021, 17(11):e1009890
S7724 Eprenetapopt (APR-246) Eprenetapopt (APR-246, PRIMA-1MET) is a small organic molecule that has been shown to restore tumour-suppressor function primarily to mutant p53 and also to induce cell death in various cancer types. APR-246 induces apoptosis and autophagy.
Oncotarget, 2024, 15:614-633
J Cell Mol Med, 2024, 28(9):e18374
Cell Death Dis, 2023, 14(11):783
S7649 MI-773 (SAR405838) MI-773 (SAR405838) is an orally available MDM2 antagonist with Ki of 0.88 nM. Phase 1.
Pharmaceutics, 2023, 15(4)1274
Haematologica, 2022, 10.3324/haematol.2022.280879
Oncogenesis, 2022, 11(1):37
S1172 Serdemetan (JNJ-26854165) Serdemetan (JNJ-26854165) acts as a HDM2 ubiquitin ligase antagonist and also induces early apoptosis in p53 wild-type cells, inhibits cellular proliferation followed by delayed apoptosis in the absence of functional p53. Phase 1.
Signal Transduct Target Ther, 2022, 7(1):97
iScience, 2021, 24(9):103080
Circulation, 2020, 10.1161/CIRCULATIONAHA.120.048191
S2781 RITA RITA induces both DNA-protein and DNA-DNA cross-links with no detectable DNA single-strand breaks, and also inhibits MDM2-p53 interaction by targeting p53.
Cell Death Discov, 2024, 10(1):381
J Cancer, 2023, 14(2):200-218
Theranostics, 2022, 12(9):4110-4126
S2678 NSC 207895 NSC 207895 (XI-006) suppresses MDMX with IC50 of 2.5 μM, leading to enhanced p53 stabilization/activation and DNA damage, and also regulates MDM2, an E3 ligase.
PLoS One, 2024, 19(1):e0295629
Front Oncol, 2021, 11:582511
Genes Dev, 2020, 34(7-8):526-543
S8483 CBL0137 HCl CBL0137 (CBLC137, Curaxin 137) HCl activates p53 and inhibits NF-κB with EC50s of 0.37 μM and 0.47 μM in the cell-based p53 and NF-kB reporter assays, respectively. It also inhibits histone chaperone FACT (facilitates chromatin transcription complex).
JCI Insight, 2023, 8(4)e154120
J Exp Clin Cancer Res, 2022, 41(1):355
Cancer Lett, 2021, 520:201-212
S0507 CBL0137 CBL0137 (Curaxin-137) is an inhibitor of the histone chaperone FACT (facilitates chromatin transcription) that simultaneously suppresses NF-κB and activates p53 with EC50 of 0.47 μM and 0.37 μM, respectively.
JCI Insight, 2023, 8(4)e154120
Biomed Pharmacother, 2023, 161:114529
Nat Cancer, 2022, 3(2):188-202
S7723 PRIMA-1 PRIMA-1 (2,2-Bis(hydroxymethyl)-3-quinuclidinone) is a mutant p53 reactivator. It induces apoptosis and inhibits growth of human tumors with mutant p53.
J Control Release, 2024, 371:111-125
Nat Chem Biol, 2022, 10.1038/s41589-022-00996-7
J Pers Med, 2022, 12(2)258
S8000 Tenovin-1 Tenovin-1 protects against MDM2-mediated p53 degradation, which involves ubiquitination, and acts through inhibition of protein-deacetylating activities of SirT1 and SirT2. Tenovin-1 is also an inhibitor of dihydroorotate dehydrogenase (DHODH).
J Pharm Biomed Anal, 2021, 201:114121
J Transl Med, 2019, 17(1):76
Int J Mol Med, 2019, 44(3):1091-1105
S7149 NSC 319726 (ZMC1) NSC 319726 (ZMC1) is a p53(R175) mutant reactivator, exhibits growth inhibition in cells expressing mutant p53, with IC50 of 8 nM for p53(R175) mutant, shows no inhibition for p53 wild-type cells.
Microbiol Spectr, 2021, 9(3):e0139521
Cell, 2020, 182(3):685-712.e19
Cell, 2020, 182(3):685-712.e19
S4900 Tenovin-6 Tenovin-6 is a small molecule activator of p53 transcriptional activity and inhibits dihydroorotate dehydrogenase (DHODH). Tenovin-6 is also an inhibitor of SirT1 and SirT2.
Cell Death Dis, 2023, 14(10):667
Front Immunol, 2021, 12:685523
Biomed Pharmacother, 2020, 125:109948
S8149 NSC348884 NSC348884, as a nucleophosmin inhibitor, inhibit cell proliferation and induce apoptosis in various cancer cell lines with IC50 values ranging from 1.4-4 µM.
Nat Commun, 2020, 3;11(1):1669
Virulence, 2020, 11(1):1379-1393
Reproduction, 2020, 160(4):491-500
S8106 NSC59984 NSC59984 is a p53 pathway activator via induction of mutant p53 protein degradation and p73 activation.
Cancers (Basel), 2023, 15(3)745
J Clin Med, 2023, 12(23)7491
Front Bioeng Biotechnol, 2020, 8:538663
S5791 Cyclic Pifithrin-α hydrobromide Cyclic Pifithrin-α hydrobromide is the hydrobromide salt form of Cyclic Pifithrin-α, which is a transcriptional inhibitor of p53.
Front Pharmacol, 2022, 13:926317
Clin Transl Med, 2020, 10.1002/ctm2.41
S8580 COTI-2 COTI-2 is an orally available third generation thiosemicarbazone and activator of mutant forms of the p53 protein, with potential antineoplastic activity.
J Cell Mol Med, 2024, 28(9):e18374
DASH, 2020, None
S5811 Kevetrin hydrochloride Kevetrin hydrochloride (Thioureidobutyronitrile) is a water-soluble, small molecule and activator of the tumor suppressor protein p53, with potential antineoplastic activity.
Int J Mol Sci, 2022, 23(17)10042
S8187 ReACp53 ReACp53 is a cell-penetrating peptide, designed to inhibit p53 amyloid formation, resues p53 function in cancer cell lines and in organoids derived from high-grade serous ovarian carcinomas (HGSOC).
PNAS Nexus, 2022, 1(3):pgac128
E3037 Solanum lyratum Extract Solanum lyratum Extract (300 μg/ml) increases Bax levels and decreases Bcl-2 levels, which cause the loss of mitochondrial membrane potential (Δæm) followed by cytochrome C release and caspase-9 and -3 activation, finally leading to apoptosis. Solanum lyratum Extract (300 μg/ml) also promotes p53 and p27, but decreases the levels of cyclin B1 thus causing S-phase arrest.
S9235 Didymin Didymin (Neoponcirin, Isosakuranetin-7-O-rutinoside) is a citrus-derived natural compound that kills p53 wild-type as well as drug-resistant p53-mutant neuroblastoma cells in culture. It possesses antioxidant, anti-inflammation and anti-cancer properties.
E1971New Rezatapopt Rezatapopt(PC14586) is a first-in-class p53 reactivator. It selectively binds to the mutated p53 Y220C protein and restores its wild-type activity. It can also be used to inhibit solid tumor with p53 mutation.
S2176 Tenovin-3 Tenovin-3 is an inhibitor of SIRT2. Tenovin-3 is able to increase p53 levels in MCF-7 cells.
E0935 MS7972 MS7972 is a small molecule that blocks human p53 and CREB binding protein association.
S6882 HI-TOPK-032 HI-TOPK-032 is a potent and specific inhibitor of TOPK. HI-TOPK-032 also reduces ERK-RSK phosphorylation, regulates of the abundance of p53, cleaved caspase-7, and cleaved PARP, and induces apoptosis in cancer cells.
E0068 NiCur NiCur is a small molecule which blocks CREB-binding protein (CBP) histone acetyltransferase (HAT) activity and downregulates p53 activation upon genotoxic stress and diminishs the recruitment of p53 as well as RNA Polymerase II and levels of acetylation on histone H3 on CDKN1A promoter.
E0394 YK 3-237 YK-3-237, a SIRT1 activator, reduces acetylation of mutant p53 and inhibits the proliferation of triple-negative breast cancer cells.
E2943 Pifithrin-β Pifithrin-β (PFT β hydrobromide; Cyclic Pifithrin-α hydrobromide) is a potent inhibitor of p53 with an IC50 of 23 μM and is regarded as a lead compound for cancer and neurodegenerative disease therapy.
E0035 CP-31398 Dihydrochloride

CP-31398 Dihydrochloride stabilizes the active conformation of p53 and promotes p53 activity in cancer cell lines with mutant or wild-type p53.

S6851 RA-190 RA190, a bis-benzylidine piperidon, is a potent, selective and oral effective inhibitor of proteasome ubiquitin receptor RPN13/ADRM1 with anticancer activity. RA190 triggers ER stress response, p53/p21 signaling axis and autophagy in multiple myeloma cells.
E1735New PK11007 PK11007 is a thiol-reactive anticancer agent that stabilizes p53 via selective alkylation of two surface cysteines without compromising its DNA binding. It induces mutant p53 cancer cell death by increasing reactive oxygen species (ROS) levels.
S8728 PK11000 PK11000 stabilizes the DBD of both WT and mutant p53 proteins by covalent cysteine modification without compromising DNA binding and effective in inducing cell death.
S2427 Triglycidyl Isocyanurate (Teroxirone) Triglycidyl Isocyanurate (Teroxirone, Tris(2,3-epoxypropyl) Isocyanurate, TGI, TGIC) is a triazene triepoxide with antineoplastic activity. It inhibits growth of human non-small cell lung cancer cells by activating p53. Triglycidyl Isocyanurate alkylates and cross-links DNA, thereby inhibiting DNA replication. Triglycidyl Isocyanurate is also used in various polyester powder coatings in the metal finishing industry.
S2929 Pifithrin-α (PFTα) HBr Pifithrin-α is an inhibitor of p53, inhibiting p53-dependent transactivation of p53-responsive genes. Pifithrin-α is also a potent agonist of the aryl hydrocarbon receptor (AhR).
Int J Biol Sci, 2024, 20(6):2008-2026
Cell Mol Life Sci, 2024, 81(1):101
Cell Mol Life Sci, 2024, 81(1):384
S7030 RG-7112 RG7112 (RO5045337) is an orally bioavailable and selective p53-MDM2 inhibitor with HTRF IC50 of 18 nM.
Int J Mol Sci, 2024, 25(7)3948
Biomolecules, 2023, 13(8)1257
Biomolecules, 2023, 13(8)1257
S2930 Pifithrin-μ Pifithrin-μ (NSC 303580, PFTμ, 2-Phenylethynesulfonamide) is a specific p53 inhibitor by reducing its affinity to Bcl-xL and Bcl-2, and also inhibits HSP70 function and autophagy.
Cell Mol Life Sci, 2024, 81(1):384
iScience, 2023, 26(7):107090
Heliyon, 2023, 9(3):e14169
S5791 Cyclic Pifithrin-α hydrobromide Cyclic Pifithrin-α hydrobromide is the hydrobromide salt form of Cyclic Pifithrin-α, which is a transcriptional inhibitor of p53.
Front Pharmacol, 2022, 13:926317
Clin Transl Med, 2020, 10.1002/ctm2.41
S8187 ReACp53 ReACp53 is a cell-penetrating peptide, designed to inhibit p53 amyloid formation, resues p53 function in cancer cell lines and in organoids derived from high-grade serous ovarian carcinomas (HGSOC).
PNAS Nexus, 2022, 1(3):pgac128
S9235 Didymin Didymin (Neoponcirin, Isosakuranetin-7-O-rutinoside) is a citrus-derived natural compound that kills p53 wild-type as well as drug-resistant p53-mutant neuroblastoma cells in culture. It possesses antioxidant, anti-inflammation and anti-cancer properties.
E0935 MS7972 MS7972 is a small molecule that blocks human p53 and CREB binding protein association.
E0068 NiCur NiCur is a small molecule which blocks CREB-binding protein (CBP) histone acetyltransferase (HAT) activity and downregulates p53 activation upon genotoxic stress and diminishs the recruitment of p53 as well as RNA Polymerase II and levels of acetylation on histone H3 on CDKN1A promoter.
E0394 YK 3-237 YK-3-237, a SIRT1 activator, reduces acetylation of mutant p53 and inhibits the proliferation of triple-negative breast cancer cells.
E2943 Pifithrin-β Pifithrin-β (PFT β hydrobromide; Cyclic Pifithrin-α hydrobromide) is a potent inhibitor of p53 with an IC50 of 23 μM and is regarded as a lead compound for cancer and neurodegenerative disease therapy.
E1735New PK11007 PK11007 is a thiol-reactive anticancer agent that stabilizes p53 via selective alkylation of two surface cysteines without compromising its DNA binding. It induces mutant p53 cancer cell death by increasing reactive oxygen species (ROS) levels.
S8059 Nutlin-3a Nutlin-3a ((-)-Nutlin-3), the active enantiomer of Nutlin-3, inhibits the p53/MDM2 interaction with IC50 of 90 nM in a cell-free assay. Nutlin-3a induces autophagy and apoptosis in a p53-dependent manner.
EMBO J, 2024, 10.1038/s44318-024-00240-z
J Neuroinflammation, 2024, 21(1):57
Front Immunol, 2024, 15:1374943
S2341 (-)-Parthenolide (-)-Parthenolide, an inhibitor of the Nuclear Factor-κB Pathway, specifically depletes HDAC1 protein without affecting other class I/II HDACs; Also promotes the ubiquitination of MDM2 and activates p53 cellular functions.
Genes Environ, 2024, 46(1):10
Transl Oncol, 2023, 35:101712
PLoS Genet, 2021, 17(11):e1009890
S7724 Eprenetapopt (APR-246) Eprenetapopt (APR-246, PRIMA-1MET) is a small organic molecule that has been shown to restore tumour-suppressor function primarily to mutant p53 and also to induce cell death in various cancer types. APR-246 induces apoptosis and autophagy.
Oncotarget, 2024, 15:614-633
J Cell Mol Med, 2024, 28(9):e18374
Cell Death Dis, 2023, 14(11):783
S7649 MI-773 (SAR405838) MI-773 (SAR405838) is an orally available MDM2 antagonist with Ki of 0.88 nM. Phase 1.
Pharmaceutics, 2023, 15(4)1274
Haematologica, 2022, 10.3324/haematol.2022.280879
Oncogenesis, 2022, 11(1):37
S1172 Serdemetan (JNJ-26854165) Serdemetan (JNJ-26854165) acts as a HDM2 ubiquitin ligase antagonist and also induces early apoptosis in p53 wild-type cells, inhibits cellular proliferation followed by delayed apoptosis in the absence of functional p53. Phase 1.
Signal Transduct Target Ther, 2022, 7(1):97
iScience, 2021, 24(9):103080
Circulation, 2020, 10.1161/CIRCULATIONAHA.120.048191
S2781 RITA RITA induces both DNA-protein and DNA-DNA cross-links with no detectable DNA single-strand breaks, and also inhibits MDM2-p53 interaction by targeting p53.
Cell Death Discov, 2024, 10(1):381
J Cancer, 2023, 14(2):200-218
Theranostics, 2022, 12(9):4110-4126
S2678 NSC 207895 NSC 207895 (XI-006) suppresses MDMX with IC50 of 2.5 μM, leading to enhanced p53 stabilization/activation and DNA damage, and also regulates MDM2, an E3 ligase.
PLoS One, 2024, 19(1):e0295629
Front Oncol, 2021, 11:582511
Genes Dev, 2020, 34(7-8):526-543
S8483 CBL0137 HCl CBL0137 (CBLC137, Curaxin 137) HCl activates p53 and inhibits NF-κB with EC50s of 0.37 μM and 0.47 μM in the cell-based p53 and NF-kB reporter assays, respectively. It also inhibits histone chaperone FACT (facilitates chromatin transcription complex).
JCI Insight, 2023, 8(4)e154120
J Exp Clin Cancer Res, 2022, 41(1):355
Cancer Lett, 2021, 520:201-212
S0507 CBL0137 CBL0137 (Curaxin-137) is an inhibitor of the histone chaperone FACT (facilitates chromatin transcription) that simultaneously suppresses NF-κB and activates p53 with EC50 of 0.47 μM and 0.37 μM, respectively.
JCI Insight, 2023, 8(4)e154120
Biomed Pharmacother, 2023, 161:114529
Nat Cancer, 2022, 3(2):188-202
S7723 PRIMA-1 PRIMA-1 (2,2-Bis(hydroxymethyl)-3-quinuclidinone) is a mutant p53 reactivator. It induces apoptosis and inhibits growth of human tumors with mutant p53.
J Control Release, 2024, 371:111-125
Nat Chem Biol, 2022, 10.1038/s41589-022-00996-7
J Pers Med, 2022, 12(2)258
S8000 Tenovin-1 Tenovin-1 protects against MDM2-mediated p53 degradation, which involves ubiquitination, and acts through inhibition of protein-deacetylating activities of SirT1 and SirT2. Tenovin-1 is also an inhibitor of dihydroorotate dehydrogenase (DHODH).
J Pharm Biomed Anal, 2021, 201:114121
J Transl Med, 2019, 17(1):76
Int J Mol Med, 2019, 44(3):1091-1105
S7149 NSC 319726 (ZMC1) NSC 319726 (ZMC1) is a p53(R175) mutant reactivator, exhibits growth inhibition in cells expressing mutant p53, with IC50 of 8 nM for p53(R175) mutant, shows no inhibition for p53 wild-type cells.
Microbiol Spectr, 2021, 9(3):e0139521
Cell, 2020, 182(3):685-712.e19
Cell, 2020, 182(3):685-712.e19
S4900 Tenovin-6 Tenovin-6 is a small molecule activator of p53 transcriptional activity and inhibits dihydroorotate dehydrogenase (DHODH). Tenovin-6 is also an inhibitor of SirT1 and SirT2.
Cell Death Dis, 2023, 14(10):667
Front Immunol, 2021, 12:685523
Biomed Pharmacother, 2020, 125:109948
S8149 NSC348884 NSC348884, as a nucleophosmin inhibitor, inhibit cell proliferation and induce apoptosis in various cancer cell lines with IC50 values ranging from 1.4-4 µM.
Nat Commun, 2020, 3;11(1):1669
Virulence, 2020, 11(1):1379-1393
Reproduction, 2020, 160(4):491-500
S8106 NSC59984 NSC59984 is a p53 pathway activator via induction of mutant p53 protein degradation and p73 activation.
Cancers (Basel), 2023, 15(3)745
J Clin Med, 2023, 12(23)7491
Front Bioeng Biotechnol, 2020, 8:538663
S8580 COTI-2 COTI-2 is an orally available third generation thiosemicarbazone and activator of mutant forms of the p53 protein, with potential antineoplastic activity.
J Cell Mol Med, 2024, 28(9):e18374
DASH, 2020, None
S5811 Kevetrin hydrochloride Kevetrin hydrochloride (Thioureidobutyronitrile) is a water-soluble, small molecule and activator of the tumor suppressor protein p53, with potential antineoplastic activity.
Int J Mol Sci, 2022, 23(17)10042
E3037 Solanum lyratum Extract Solanum lyratum Extract (300 μg/ml) increases Bax levels and decreases Bcl-2 levels, which cause the loss of mitochondrial membrane potential (Δæm) followed by cytochrome C release and caspase-9 and -3 activation, finally leading to apoptosis. Solanum lyratum Extract (300 μg/ml) also promotes p53 and p27, but decreases the levels of cyclin B1 thus causing S-phase arrest.
E1971New Rezatapopt Rezatapopt(PC14586) is a first-in-class p53 reactivator. It selectively binds to the mutated p53 Y220C protein and restores its wild-type activity. It can also be used to inhibit solid tumor with p53 mutation.
S2176 Tenovin-3 Tenovin-3 is an inhibitor of SIRT2. Tenovin-3 is able to increase p53 levels in MCF-7 cells.
S2427 Triglycidyl Isocyanurate (Teroxirone) Triglycidyl Isocyanurate (Teroxirone, Tris(2,3-epoxypropyl) Isocyanurate, TGI, TGIC) is a triazene triepoxide with antineoplastic activity. It inhibits growth of human non-small cell lung cancer cells by activating p53. Triglycidyl Isocyanurate alkylates and cross-links DNA, thereby inhibiting DNA replication. Triglycidyl Isocyanurate is also used in various polyester powder coatings in the metal finishing industry.
S6882 HI-TOPK-032 HI-TOPK-032 is a potent and specific inhibitor of TOPK. HI-TOPK-032 also reduces ERK-RSK phosphorylation, regulates of the abundance of p53, cleaved caspase-7, and cleaved PARP, and induces apoptosis in cancer cells.
S6851 RA-190 RA190, a bis-benzylidine piperidon, is a potent, selective and oral effective inhibitor of proteasome ubiquitin receptor RPN13/ADRM1 with anticancer activity. RA190 triggers ER stress response, p53/p21 signaling axis and autophagy in multiple myeloma cells.
E1971New Rezatapopt Rezatapopt(PC14586) is a first-in-class p53 reactivator. It selectively binds to the mutated p53 Y220C protein and restores its wild-type activity. It can also be used to inhibit solid tumor with p53 mutation.
E1735New PK11007 PK11007 is a thiol-reactive anticancer agent that stabilizes p53 via selective alkylation of two surface cysteines without compromising its DNA binding. It induces mutant p53 cancer cell death by increasing reactive oxygen species (ROS) levels.

Choose Selective p53 Inhibitors

p53Signaling Pathway

p53信号通路图
Tags: p53 apoptosis | p53 inhibition | p53 cancer | p53 mutation | p53 protein | p53 pathway | p53 activation | p53 phosphorylation | p53 activity | p53-dependent apoptosis | p53 apoptosis pathway | p53 cancer therapy | p53-independent apoptosis | p53-mdm2 interaction | p53-p21 pathway | p53-mdm2 pathway | p53 protein structure | p53 protein function | p53 cleavage | p53 inhibitor review