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HAT+inhibitor

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By Targets:	Apoptosis (4) Epigenetic Reader Domain (1) Histone Acetyltransferase (23) PINK1/Parkin (1) PROTACs (1)
By Research Areas:	Cancer (24) Cardiovascular Disease (1) Inflammation/Immunology (1) Neurological Disease (1)

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-15887

MG 149 Maximum Cited Publications 13 Publications Verification Tip60 HAT inhibitor	Histone Acetyltransferase Epigenetic Reader Domain Apoptosis PINK1/Parkin	Cardiovascular Disease Neurological Disease Inflammation/Immunology Cancer
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). MG 149 inhibits KAT8 and blocks PINK1 kinase activity. MG149 inhibits the phosphorylation of Parkin and ubiquitin, thereby suppressing the initiation of PINK1-dependent mitophagy. MG 149 can reverse chronic restraint stress (CRS) induced hypertension and related molecular changes. MG 149 commonly used in research on diseases such as hypertension and Parkinson's disease .

HY-136285

CPI-1612	Histone Acetyltransferase	Cancer
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-W013274

CPTH2 1 Publications Verification	Histone Acetyltransferase Apoptosis	Cancer
CPTH2 is a potent histone acetyltransferase (HAT) inhibitor. CPTH2 selectively inhibits the acetylation of histone H3 by Gcn5. CPTH2 induces apoptosis and decreases the invasiveness of a clear cell renal carcinoma (ccRCC) cell line through the inhibition of acetyltransferase p300 (KAT3B) .

HY-124696

PU139 4 Publications Verification	Histone Acetyltransferase	Cancer
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-123604

TH1834 3 Publications Verification	Histone Acetyltransferase Apoptosis	Cancer
TH1834 is a specific Tip60 (KAT5) histone acetyltransferase (HAT) inhibitor. TH1834 induces apoptosis and increases DNA damage in breast cancer. TH1834 does not affect the activity of related histone acetyltransferase MOF. Anticancer activity .

HY-152241

DS-9300	Histone Acetyltransferase	Cancer
DS-9300 is a potent, orally active, selective EP300/CBP HAT inhibitor with an IC₅₀ value of 28 nM. DS-9300 has anticancer activity and can be used in prostate cancer disease research .

HY-131035

Lys-CoA TFA Lys-coenzyme A	Histone Acetyltransferase	Cancer
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-139149

NiCur	Histone Acetyltransferase	Cancer
NiCur is a potent and selective CBP histone acetyltransferase (HAT) inhibitor with an IC₅₀ value of 0.35 μΜ. NiCur, which blocks CBP HAT activity and downregulates p53 activation upon genotoxic stress. NiCur can be used for performing mechanistic studies without affecting the expression of target proteins .

HY-147261

B026	Histone Acetyltransferase	Cancer
B026 is a selective, potent, orally active p300/CBP histone acetyltransferase (HAT) inhibitor with IC₅₀ values of 1.8 nM and 9.5 nM for p300 and CBP enzyme, respectively. B026 has anticancer activity for androgen receptor-positive (AR+) prostate cancer cell lines .

HY-147290

NSC 694623	Histone Acetyltransferase	Cancer
NSC 694623 is a potent histone acetyltransferase (HAT) inhibitor with an IC₅₀ value of 15.9 μM for recombinant HAT p300/CBP-associated factor (PCAF). NSC 694623 has antiproliferative activity against certain cancer cells. NSC 694623 can be used for researching anticancer .

HY-141830

SYY-B029-2	Histone Acetyltransferase	Cancer
SYY-B029-2 is a potent histone acetyltransferase (HAT) inhibitor with an IC₅₀ of 1.4 nM. SYY-B029-2 cell growth of human mantle cell lymphoma (MCL) cell line MAVER-1 and human castration resistant prostate cancer cell line LNCaP clone FGC, with IC₅₀ values of 15 nM and 13 nM, respectively .

HY-146277

CBP/p300-IN-19	Histone Acetyltransferase	Cancer
CBP/p300-IN-19 is a potent p300/CBP HAT inhibitor with IC₅₀s of 1.4, 2.2, >100, >100 µM for p300-HAT, CBP-HAT, PCAF, Myst3, respectively. CBP/p300-IN-19 shows antitumor activity .

HY-146277A

CBP/p300-IN-19 hydrochloride	Histone Acetyltransferase	Cancer
CBP/p300-IN-19 hydrochloride is a potent and selective p300/CBP HAT inhibitor with IC₅₀s of 1.4, 2.2, >100, >100 µM for p300-HAT, CBP-HAT, PCAF, Myst3, respectively. CBP/p300-IN-19 hydrochloride shows antitumor activity .

HY-138945

SYY-B085-1	Histone Acetyltransferase	Cancer
SYY-B085-1 is a histone acetyltransferase (HAT) inhibitor extracted from patent WO2019201291A1 .

HY-139149A

(E/Z)-NiCur	Histone Acetyltransferase	Cancer
(E/Z)-NiCur is the active isomer of NiCur (HY-139149). (E/Z)-NiCur is a potent CBP histone acetyltransferase (HAT) inhibitor .

HY-120290

PU141	Histone Acetyltransferase	Cancer
PU141 is a selected pyridoisothiazolone *HAT* inhibitor. PU141 is selective toward CBP and p300. PU141 induces cellular histone hypoacetylation and inhibits growth of several neoplastic cell lines originating from different tissues. Anticancer activity .

HY-162128

Antitumor agent-130	Histone Acetyltransferase	Cancer
Antitumor agent-130 (Compound 7b) is a p300 histone acetyltransferases (HAT) inhibitor with an IC₅₀ of 1.51 μM. Antitumor agent-130 combinates with doxorubicin (HY-15142A) can significantly inhibit tumor growth and invasion in vitro and in vivo .

HY-143442

CBP/p300-IN-18	Histone Acetyltransferase	Cancer
CBP/p300-IN-18 (compound 8) is a potent EP300/CBP HAT inhibitor with IC₅₀s of 0.056, 0.46 µM for HAT EP300 and LK2 H3K27, respectively .

HY-143440

CBP/p300-IN-16	Histone Acetyltransferase	Cancer
CBP/p300-IN-16 (compound 1) is a potent EP300/CBP HAT inhibitor with IC₅₀s of 0.61, 2.24 µM for HAT EP300 and LK2 H3K27, respectively .

HY-143441

CBP/p300-IN-17	Histone Acetyltransferase	Cancer
CBP/p300-IN-17 (compound 7) is a potent EP300/CBP HAT inhibitor with IC₅₀s of 0.18, 0.69 µM for HAT EP300 and LK2 H3K27, respectively .

HY-W013274A

CPTH2 hydrochloride	Histone Acetyltransferase Apoptosis	Cancer
CPTH2 hydrochloride is a potent histone acetyltransferase (HAT) inhibitor. CPTH2 hydrochloride selectively inhibits the acetylation of histone H3 by Gcn5. CPTH2 hydrochloride induces apoptosis and decreases the invasiveness of a clear cell renal carcinoma (ccRCC) cell line through the inhibition of acetyltransferase p300 (KAT3B) .

HY-136285A

(R,R)-CPI-1612	Histone Acetyltransferase	Cancer
(R,R)-CPI-1612 is the isomer of CPI-1612 (HY-136285), and can be used as an experimental control. 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-145386

(S,S)-CPI-1612	Histone Acetyltransferase	Cancer
(S,S)-CPI-1612 is the isomer of CPI-1612 (HY-136285), and can be used as an experimental control. 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-161250

Pomalidomide-NH-PEG6-amide-C2-CPI-1612	PROTACs	Cancer
Pomalidomide-NH-PEG6-amide-C2-CPI-1612 (compound 22 (dCE-1)) is a CBP/EP300 degrader, which contains a CRBN ligands Pomalidomide, a 24-atom linker with 6 PEG units and a HAT inhibitor CPI-1612. Pomalidomide-NH-PEG6-amide-C2-CPI-1612 exhibits antiproliferative effects in cells multiple myeloma cells LP1 (with a DC₅₀ of 1.2 μM), MM1S and various cancer cell lines, especially the leukemia cells .

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BODIPY 493/503 purchased from MedChemExpress. Usage Cited in: Nat Commun. 2025 Feb 1;16(1):1241. [Abstract]

MedchemExpress Validation 01

Western blot analysis of extracts from THP-1(lane 2(20μg), Jurkat (lane 3(20μg) and NIH3T3(lane 4(20μg) using FOXO1A (HY-P80132) Rabbit mAb. Proteins were transferred to a PVDF membrane and blocked with 5% non-fat milk in TBST for 2 hour at room temperature. The primary antibody (1/1000) and Loading control antibody (Beta Actin, HY-P80438, 1/10000) was used in 5% non-fat milk in TBST at 4°C overnight. Goat Anti-Mouse/Rabbit IgG-HRP Secondary Antibody (1/10000) was used for 1 hour at room temperature. Western blot analysis of extracts from THP-1(lane 2(20μg), Jurkat (lane 3(20μg) and NIH3T3(lane 4(20μg) using FOXO1A (HY-P80132) Rabbit mAb. Proteins were transferred to a PVDF membrane and blocked with 5% non-fat milk in TBST for 2 hour at room temperature. The primary antibody (1/1000) and Loading control antibody (Beta Actin, HY-P80438, 1/10000) was used in 5% non-fat milk in TBST at 4°C overnight. Goat Anti-Mouse/Rabbit IgG-HRP Secondary Antibody (1/10000) was used for 1 hour at room temperature. Western blot analysis of extracts from THP-1(lane 2(20μg), Jurkat (lane 3(20μg) and NIH3T3(lane 4(20μg) using FOXO1A (HY-P80132) Rabbit mAb. Proteins were transferred to a PVDF membrane and blocked with 5% non-fat milk in TBST for 2 hour at room temperature. The primary antibody (1/1000) and Loading control antibody (Beta Actin, HY-P80438, 1/10000) was used in 5% non-fat milk in TBST at 4°C overnight. Goat Anti-Mouse/Rabbit IgG-HRP Secondary Antibody (1/10000) was used for 1 hour at room temperature.

BODIPY 493/503 purchased from MedChemExpress. Usage Cited in: Nat Commun. 2025 Feb 1;16(1):1241. [Abstract]

MedchemExpress Validation 01

MedchemExpress Validation 03

Western blot analysis of extracts from THP-1(lane 2(20μg), Jurkat (lane 3(20μg) and NIH3T3(lane 4(20μg) using FOXO1A (HY-P80132) Rabbit mAb. Proteins were transferred

MedchemExpress Validation 04

MedchemExpress Validation

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HAT+inhibitor

Inhibitors & Agonists