2. Signaling Pathways
  3. Epigenetics
  4. Histone Acetyltransferase
  5. CBP/p300 Isoform
  6. CBP/p300 Inhibitor

CBP/p300 Inhibitor

CBP/p300 Inhibitors (40):

Cat. No. Product Name Effect Purity
  • HY-N0005
    Curcumin
    		Inhibitor 98.84%
    Curcumin (Diferuloylmethane), a natural phenolic compound, is a p300/CREB-binding protein-specific inhibitor of acetyltransferase, represses the acetylation of histone/nonhistone proteins and histone acetyltransferase-dependent chromatin transcription. Curcumin shows inhibitory effects on NF-κB and MAPKs, and has diverse pharmacologic effects including anti-inflammatory, antioxidant, antiproliferative and antiangiogenic activities. Curcumin induces stabilization of Nrf2 protein through Keap1 cysteine modification.
  • HY-107455
    A-485
    		Inhibitor 99.87%
    A-485 is a potent and selective catalytic inhibitor of p300/CBP with IC50s of 9.8 nM and 2.6 nM for p300 and CBP histone acetyltransferase (HAT), respectively.
  • HY-13823
    C646
    		Inhibitor 99.78%
    C646 is a selective and competitive histone acetyltransferase p300 inhibitor with Ki of 400 nM, and is less potent for other acetyltransferases.
  • HY-15826
    SGC-CBP30
    		Inhibitor 99.83%
    SGC-CBP30 is a potent and highly selective CBP/p300 bromodomain (Kds of 21 nM and 32 nM for CBP and p300, respectively) inhibitor, displaying 40-fold selectivity over the first bromodomain of BRD4 [BRD4(1)] bound. SGC-CBP30 strongly reduces secretion of IL-17A in Th17 cells and has anti-inflammatory effects.
  • HY-101084
    NSC 228155
    		Inhibitor ≥98.0%
    NSC 228155 is an activator of EGFR, binds to the extracellular region of EGFR and enhance tyrosine phosphorylation of EGFR. NSC 228155 is also a potent inhibitor of KIX-KID interaction, inhibits kinase-inducible domain (KID) from CREB and KID-interacting domain (KIX) from CBP, with an IC50 of 0.36 μM.
  • HY-123009
    KCN1
    		Inhibitor
    KCN1 is a p300/HIF-1α interaction inhibitor. KCN1 inhibits HIF transcriptional activity by binding to the CH1 domain of p300 and preventing the p300/HIF-1α assembly. KCN1 exerts antitumor activities through cell cycle arrest.
  • HY-N2020
    Anacardic Acid
    		Inhibitor 98.86%
    Anacardic Acid, extracted from cashew nut shell liquid, is a histone acetyltransferase inhibitor, inhibits HAT activity of p300 and PCAF, with IC50s of ∼8.5 μM and ∼5 μM, respectively.
  • HY-15887
    MG 149
    		Inhibitor 99.86%
    MG149 (Tip60 HAT inhibitor) is a selective and potent Tip60 inhibitor with IC50 of 74 uM, similar potentcy for MOF (IC50= 47 uM); little potent for PCAF and p300 (IC50 >200 uM).
  • HY-124696
    PU139
    		Inhibitor 99.14%
    PU139 is a potent pan-histone acetyltransferase (HAT) inhibitor. PU139 blocks the HATs Gcn5, p300/CBP-associated factor (PCAF), CREB (cAMP response element-binding) protein (CBP) and p300 with IC50s of 8.39, 9.74, 2.49 and 5.35 μM, respectively.
  • HY-136938
    NEO2734
    		Inhibitor 99.63%
    NEO2734 (EP31670) is an orally active dual p300/CBP and BET bromodomain selective inhibitor, with IC50 values of <30 nM for both p300/CBP and BET bromodomains. NEO2734 is active in SPOP mutant and wild-type prostate cancer.
  • HY-136285
    CPI-1612
    		Inhibitor 99.74%
    CPI-1612 is a highly potent, orally active EP300/CBP histone acetyltransferase (HAT) inhibitor with an IC50 of 8.1 nM for EP300 HAT. CPI-1612 has an anticancer activity.
  • HY-19999A
    PF-CBP1 hydrochloride
    		Inhibitor 99.99%
    PF-CBP1 hydrochloride is a highly selective inhibitor of the CREB binding protein bromodomain (CBP BRD). PF-CBP1 inhibits CREBBP and EP300 bromodomains with IC50 of 125 nM and 363 nM respectively. PF-CBP1 hydrochloride reduces LPS-induced inflammatory cytokines expression (IL-1β, IL-6 and IFN-β) in primary macrophages. PF-CBP1 hydrochloride also downregulates RGS4 expression cortical neurons and can be used for the research of neurological disorders, including epilepsy and parkinson's disease, et al.
  • HY-100671
    L002
    		Inhibitor 99.02%
    L002 is a potent, cell permeable, reversible and specific acetyltransferase p300 (KAT3B) inhibitor with an?IC50?of 1.98 μM. L002 binds the acetyl-CoA pocket and competitively inhibits the FATp300 catalytic domain, blocks histone acetylation and p53 acetylation, and inhibits STAT3 activation. L002 has the potential for hypertension‐induced cardiac hypertrophy and fibrogenesis treatment.
  • HY-120028
    GNE-207
    		Inhibitor
    GNE-207 is a potent, selective and orally bioavailable inhibitor of the bromodomain of CBP, with an IC50 of 1 nM, exhibits a selectively index of >2500-fold against BRD4 (1). GNE-207 shows excellent CBP potency, with an EC50 of 18 nM for MYC expression in MV-4-11 cells.
  • HY-100726
    GNE-272
    		Inhibitor 99.76%
    GNE-272 is a potent and selective CBP/EP300 inhibitor with IC50 values of 0.02, 0.03 and 13 μM for CBP, EP300 and BRD4, respectively. GNE-272 is also a selective in vivo probe for CBP/EP300.
  • HY-100734
    Histone Acetyltransferase Inhibitor II
    		Inhibitor 99.01%
    Histone Acetyltransferase Inhibitor II (compound 2c) is a potent, selective and cell permeable p300 histone acetyltransferase inhibitor, with an IC50 of 5 μM. Histone Acetyltransferase Inhibitor II shows anti-acetylase activity in mammalian cells.
  • HY-132197
    CBP/p300-IN-12
    		Inhibitor 99.70%
    CBP/p300-IN-12 is a potent and selective covalent histone acetyltransferases p300 (IC50 of 166 nM) and CBP inhibitor. CBP/p300-IN-12 decreases the levels of H3K27Ac of PC-3 cells (EC50 of 37 nM). CBP/p300-IN-12 forms a covalent adduct with C1450.
  • HY-N2345
    Procyanidin B3
    		Inhibitor 99.63%
    Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the TLR4/MD-2 complex. Procyanidin B3 can be used in research on prostate cancer and arthritis.
  • HY-131035
    Lys-CoA TFA
    		Inhibitor 99.42%
    Lys-CoA TFA is a selective p300 histone acetyltransferase (HAT) inhibitor (IC50=50-500 nM). Lys-CoA TFA displays >100-fold selectivity for p300 over PCAF (IC50=200 μM). Lys-CoA TFA inhibits p300 HAT activity-dependent transcriptional activation.
  • HY-100697
    TPOP146
    		Inhibitor 98.98%
    TPOP146 is a selective CBP/P300 benzoxazepine bromodomain inhibitor with Kd values of 134 nM and 5.02 μM for CBP and BRD4.