Histone Acetyltransferase

Inhibitory Selectivity

Isoform-specific Inhibitors

Histone Acetyltransferase Products

New Histone Acetyltransferase Products
Catalog No. Information Product Use Citations Product Validations
S7152

C646

C646 is an inhibitor for histone acetyltransferase, and inhibits p300 with a Ki of 400 nM in a cell-free assay. Preferentially selective for p300 versus other acetyltransferases. C646 induces cell cycle arrest, apoptosis and autophagy.

S7256

SGC-CBP30

SGC-CBP30 is a potent CREBBP/EP300 inhibitor with IC50 of 21 nM and 38 nM in cell-free assays, respectively. Exhibits 40-fold and 250-fold selectivity for CBP over the first BRD of BRD4 (BRD4(1)) and BRD4(2) respectively.

S8190

CPI-637

CPI-637 is a selective and cell-active benzodiazepinone CBP/EP300 bromodomain inhibitor with IC50 values of 0.03 μM and 0.051μM for CBP and EP300 respectively in TR-FRET assay. It is highly selective against other bromodomains, displaying substantial biochemical activity only against BRD9.

S8740

A-485

A-485 is a potent, selective and drug-like p300/CBP catalytic inhibitor with an IC50 of 0.06 μM for p300 HAT. It is selective over BET bromodomain proteins and >150 non-epigenetic targets.

E0068New

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.

E0146New

PF-9363 (CTx-648)

PF-9363 (CTx-648) is a potent and selective KAT6A/6B inhibitor with Ki of 0.41 nM and 1.2 nM for KAT6A and KAT6B, respectively. PF-9363 displays potent anti-tumor activity in ER+ breast cancer models.

S6655

WM-8014

WM-8014 is a highly potent inhibitor of histone acetyltransferase KAT6A with an IC50 of 8 nM.

S8776

WM-1119

WM-1119 is a highly potent, selective inhibitor of lysine acetyltransferase KAT6A with IC50 of 0.25 μM. It is 1,100-fold and 250-fold more active against KAT6A than against KAT5 or KAT7, respectively.

S7582

Anacardic Acid

Anacardic Acid (6-pentadecylsalicylic Acid) is a potent inhibitor of p300 and p300/CBP-associated factor histone acetyltranferases, which also has antibacterial activity, antimicrobial activity, prostaglandin synthase inhibition, and tyrosinase and lipoxygenase inhibition.

S9648

NEO2734

NEO2734 (EP31670) is a novel, orally active and selective dual inhibitor of p300/CBP and BET bromodomain with IC50 of both <30 nM.

S7641

Remodelin hydrobromide

Remodelin hydrobromide (HBr) is a potent acetyl-transferase NAT10 inhibitor.

S2951

P300/​CBP-IN-3

P300/CBP-IN-3 is an inhibitor of p300/CBP histone acetyltransferase.

S9432

Ginkgolic Acid

Ginkgolic acid, toxic phenolic compounds present in the fruits and leaves of Ginkgo biloba L., is a potent sumoylation inhibitor also reported to inhibit histone acetylation transferase (HAT).

S6886

1-Aminobenzotriazole

1-Aminobenzotriazole (ABT, 3-Aminobenzotriazole, 1-Benzotriazolylamine, NSC 114498, NSC 656987) is a nonselective and irreversible inhibitor of cytochrome P450 (CYP) enzymes. 1-Aminobenzotriazole is also a substrate and inhibitor of N-acetyltransferase (NAT).

S2977

EML 425

EML425 is a potent and selective CREB binding protein (CBP)/p300 inhibitor with IC50s of 2.9 and 1.1 μM, respectively.

S7476

MG149

MG149 (Tip60 HAT inhibitor) is a potent histone acetyltransferase inhibitor with IC50 of 74 μM and 47 μM for Tip60 and MOF,respectively.

S1242

CPTH2

CPTH2 is a potent histone acetyltransferase (HAT) inhibitor modulating Gcn5p network. CPTH2 induces apoptosis and decreases the invasiveness of a ccRCC cell line through the inhibition of KAT3B.

S1161

Histone Acetyltransferase Inhibitor II

Histone Acetyltransferase Inhibitor II (HAT Inhibitor II, compound 2c) is a potent, selective and cell-permeable p300 histone acetyltransferase (HAT) inhibitor with IC50 of 5 μM. Histone Acetyltransferase Inhibitor II shows anti-acetylase activity in mammalian cells.

S9805

WM-3835

WM-3835 is a novel and high-specific small molecule Lysine Acetyltransferase 7 (KAT7, MYST2, HBO1) inhibitor, able to potently suppressed OS cell proliferation and migration, and leads to apoptosis activation.

S0022

YF-2

YF-2 is a highly selective, blood-brain-barrier permeable activator of histone acetyltransferase (HAT). In In vitro assays, YF-2 has activity versus CBP, PCAF, and GCN5 with EC50 of 2.75 μΜ, 29.04 μΜ and 49.3 μΜ, respectively. YF-2 also increases p300 activity.

Catalog No. Information Product Use Citations Product Validations
S7152

C646

C646 is an inhibitor for histone acetyltransferase, and inhibits p300 with a Ki of 400 nM in a cell-free assay. Preferentially selective for p300 versus other acetyltransferases. C646 induces cell cycle arrest, apoptosis and autophagy.

S7256

SGC-CBP30

SGC-CBP30 is a potent CREBBP/EP300 inhibitor with IC50 of 21 nM and 38 nM in cell-free assays, respectively. Exhibits 40-fold and 250-fold selectivity for CBP over the first BRD of BRD4 (BRD4(1)) and BRD4(2) respectively.

S8190

CPI-637

CPI-637 is a selective and cell-active benzodiazepinone CBP/EP300 bromodomain inhibitor with IC50 values of 0.03 μM and 0.051μM for CBP and EP300 respectively in TR-FRET assay. It is highly selective against other bromodomains, displaying substantial biochemical activity only against BRD9.

S8740

A-485

A-485 is a potent, selective and drug-like p300/CBP catalytic inhibitor with an IC50 of 0.06 μM for p300 HAT. It is selective over BET bromodomain proteins and >150 non-epigenetic targets.

E0068New

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.

E0146New

PF-9363 (CTx-648)

PF-9363 (CTx-648) is a potent and selective KAT6A/6B inhibitor with Ki of 0.41 nM and 1.2 nM for KAT6A and KAT6B, respectively. PF-9363 displays potent anti-tumor activity in ER+ breast cancer models.

S6655

WM-8014

WM-8014 is a highly potent inhibitor of histone acetyltransferase KAT6A with an IC50 of 8 nM.

S8776

WM-1119

WM-1119 is a highly potent, selective inhibitor of lysine acetyltransferase KAT6A with IC50 of 0.25 μM. It is 1,100-fold and 250-fold more active against KAT6A than against KAT5 or KAT7, respectively.

S7582

Anacardic Acid

Anacardic Acid (6-pentadecylsalicylic Acid) is a potent inhibitor of p300 and p300/CBP-associated factor histone acetyltranferases, which also has antibacterial activity, antimicrobial activity, prostaglandin synthase inhibition, and tyrosinase and lipoxygenase inhibition.

S9648

NEO2734

NEO2734 (EP31670) is a novel, orally active and selective dual inhibitor of p300/CBP and BET bromodomain with IC50 of both <30 nM.

S7641

Remodelin hydrobromide

Remodelin hydrobromide (HBr) is a potent acetyl-transferase NAT10 inhibitor.

S2951

P300/​CBP-IN-3

P300/CBP-IN-3 is an inhibitor of p300/CBP histone acetyltransferase.

S9432

Ginkgolic Acid

Ginkgolic acid, toxic phenolic compounds present in the fruits and leaves of Ginkgo biloba L., is a potent sumoylation inhibitor also reported to inhibit histone acetylation transferase (HAT).

S6886

1-Aminobenzotriazole

1-Aminobenzotriazole (ABT, 3-Aminobenzotriazole, 1-Benzotriazolylamine, NSC 114498, NSC 656987) is a nonselective and irreversible inhibitor of cytochrome P450 (CYP) enzymes. 1-Aminobenzotriazole is also a substrate and inhibitor of N-acetyltransferase (NAT).

S2977

EML 425

EML425 is a potent and selective CREB binding protein (CBP)/p300 inhibitor with IC50s of 2.9 and 1.1 μM, respectively.

S7476

MG149

MG149 (Tip60 HAT inhibitor) is a potent histone acetyltransferase inhibitor with IC50 of 74 μM and 47 μM for Tip60 and MOF,respectively.

S1242

CPTH2

CPTH2 is a potent histone acetyltransferase (HAT) inhibitor modulating Gcn5p network. CPTH2 induces apoptosis and decreases the invasiveness of a ccRCC cell line through the inhibition of KAT3B.

S1161

Histone Acetyltransferase Inhibitor II

Histone Acetyltransferase Inhibitor II (HAT Inhibitor II, compound 2c) is a potent, selective and cell-permeable p300 histone acetyltransferase (HAT) inhibitor with IC50 of 5 μM. Histone Acetyltransferase Inhibitor II shows anti-acetylase activity in mammalian cells.

S9805

WM-3835

WM-3835 is a novel and high-specific small molecule Lysine Acetyltransferase 7 (KAT7, MYST2, HBO1) inhibitor, able to potently suppressed OS cell proliferation and migration, and leads to apoptosis activation.

Catalog No. Information Product Use Citations Product Validations
S0022

YF-2

YF-2 is a highly selective, blood-brain-barrier permeable activator of histone acetyltransferase (HAT). In In vitro assays, YF-2 has activity versus CBP, PCAF, and GCN5 with EC50 of 2.75 μΜ, 29.04 μΜ and 49.3 μΜ, respectively. YF-2 also increases p300 activity.