HDAC3
HDAC3 (histone deacetylase 3) is a class I histone deacetylase that functions as a central epigenetic regulator of chromatin structure and transcriptional repression through its association with nuclear receptor corepressor complexes containing NCOR and SMRT[1][2]. Mechanistically, HDAC3 forms an enzymatically active complex with NCOR/SMRT and associated cofactors, enabling histone deacetylation and coordinated control of gene expression programs involved in metabolism, circadian regulation, and cellular homeostasis[2][3][4]. HDAC3 also participates in signal-responsive transcriptional regulation, including repression of the JNK pathway and modulation of inflammatory gene expression, linking epigenetic regulation to cellular stress and immune responses[5][6]. In disease models, dysregulation of HDAC3-dependent transcriptional networks has been associated with metabolic disorders, cardiovascular pathology, inflammatory diseases, and cancer-related transcriptional abnormalities[4][6]. HDAC3 is additionally required for normal embryonic development, organ function, and maintenance of metabolic processes, highlighting its broad physiological significance[4]. Compared with related class I HDAC isoforms, HDAC3 is distinguished by its obligate functional interaction with the NCOR/SMRT corepressor complex and its dependence on corepressor-mediated activation for full biological activity[1][2][7]. Structural and genetic studies further demonstrate that disruption of HDAC3-corepressor interactions compromises HDAC3 function in vivo, emphasizing a unique regulatory mechanism not shared to the same extent by other HDAC family members[7][3]. For experimental applications, selective HDAC3 inhibitors are widely used to investigate epigenetic control of inflammation, metabolism, and disease-associated transcriptional programs, while offering greater isoform specificity than pan-HDAC inhibition strategies[6][4].
References:
- [1]. Wen YD, et al. The histone deacetylase-3 complex contains nuclear receptor corepressors. Proc Natl Acad Sci U S A. 2000 Jun 20;97(13):7202-7. [Content Brief]
- [2]. Fischle W, et al. Enzymatic activity associated with class II HDACs is dependent on a multiprotein complex containing HDAC3 and SMRT/N-CoR. Mol Cell. 2002 Jan;9(1):45-57. [Content Brief]
- [3]. Watson PJ, et al. Structure of HDAC3 bound to co-repressor and inositol tetraphosphate. Nature. 2012 Jan 9;481(7381):335-40. [Content Brief]
- [4]. He R, et al. The role of HDAC3 and its inhibitors in regulation of oxidative stress and chronic diseases. Cell Death Discov. 2023 Apr 18;9(1):131. [Content Brief]
- [5]. Zhang J, et al. The N-CoR-HDAC3 nuclear receptor corepressor complex inhibits the JNK pathway through the integral subunit GPS2. Mol Cell. 2002 Mar;9(3):611-23. [Content Brief]
- [6]. Watson N, et al. The role of HDAC3 in inflammation: mechanisms and therapeutic implications. Front Immunol. 2024 Jul 10;15:1419685. [Content Brief]
- [7]. Rabezanahary H, et al. Live virus neutralizing antibodies against pre and post Omicron strains in food and retail workers in Québec, Canada. Heliyon. 2024 May 21;10(10):e31026. [Content Brief]
-
HDAC3 Related Products (204)
Related Products (204)
-
Antibodies (1)
-
LSQ-28
0 ImagesCat. No.: HY-172136CAS No.: 3099656-07-9LSQ-28 is an orally active HDAC3 inhibitor with an IC50 of 42 nM, and exhibits potent anticancer, antiproliferative, antimigratory, anti-invasive, and antiwound healing activities. LSQ-28 can be utilized in cancer research.
-
SM-06-09
0 ImagesCat. No.: HY-184203SM-06-09 is a potent, highly selective, orally active tetrazolone-based HDAC6 inhibitor with an IC50 value of 0.49 nM. SM-06-09 promotes tumor-associated macrophage (TAM) polarization toward an antitumor M1-like phenotype and enhances macrophage phagocytosis, antigen presentation, and T-cell activation. SM-06-09 remodels the tumor immune microenvironment, exhibits antitumor activity in melanoma models, and enhances the efficacy of anti-PD-1 immune checkpoint blockade.
-
ST13
0 ImagesCat. No.: HY-179654CAS No.: 1013620-98-8ST13, an ortho-hydroxyanilide, is a selective, slow- and tight-binding HDAC1 and HDAC2 inhibitor with IC50s of 23 nM and 49 nM, respectively. ST13 shows a weak inhibition of HDAC3 (IC50 = 4.30 μM) and HDAC6 (IC50 > 10 μM). The induced fit mechanism of ST13 proceeds through a two-step process: first, the enzyme and inhibitor rapidly form a collision complex (EI), which then slowly transforms into the stable complex E*I. ST13 induces apoptosis in cancer cells. ST13 can be used for the study of melanoma and triple-negative breast.
-
HDAC-IN-88
0 ImagesCat. No.: HY-168962HDAC-IN-88 (Compound HJ-9) is the inhibitor for HDAC that inhibits HDAC6, HDAC1, HDAC2, HDAC8 and HDAC3 with IC50s of 0.226, 1.103, 2.308, 3.255 and 3.864 μM, respectively. HDAC-IN-88 inhibits the proliferation of cancer cell HepG2, HCT116 and MV4-11 with IC50 of 5.47, 9.78 and 0.38 μM, inhibits the migration of HCT116, arrests the cell cycle at G0/G1 phase, and induces apoptosis and autophagy in MV4-11. HDAC-IN-88 reduces ROS level and mitochondrial membrane potential. HDAC-IN-88 exhibits antimalarial activity that inhibits P. falciparum 3D7 with EC50 of 165 nM. HDAC-IN-88 also exhibits anti-angiogenic activity.
-
HDAC6-IN-85
0 ImagesCat. No.: HY-184525CAS No.: 948837-73-8HDAC6-IN-85 is a selective HDAC6 inhibitor, with pIC50 values of 5.4, 5.5, 5.9, and 4.8 against rHDAC1, rHDAC3, rHDAC6, and rHDAC8, respectively. HDAC6-IN-85 can be used in the research of cervical cancer, lung cancer, and colon cancer.
-
HDAC3-IN-6
0 ImagesCat. No.: HY-172133CAS No.: 3070532-72-5HDAC3-IN-6 (Compound SC26) is a selective HDAC3 inhibitor with an IC50 of 53 nM. HDAC3-IN-6 dose-dependently induces the expression of PD-L1. HDAC3-IN-6 induces more pronounced Apoptosis and production of ROS. HDAC3-IN-6 exhibits high antitumor efficacy against colorectal cancer.
-
EGFR/HDAC-IN-1
0 ImagesCat. No.: HY-173520EGFR/HDAC-IN-1 (Compound 22c2) is a potent dual inhibitor of epidermal growth factor receptor (EGFR) and histone deacetylase (HDAC) with IC50 values of 4.81 nM, 119.4 nM and 354.8 nM for EGFR, HDAC1 and HDAC3, respectively. EGFR/HDAC-IN-1 blocks the EGFR signaling pathway and affects the histone acetylation status, thereby inhibiting tumor cell proliferation. EGFR/HDAC-IN-1 is promising for research of non-small cell lung cancer (NSCLC).
-
HDAC-IN-38
0 ImagesCat. No.: HY-146351CAS No.: 2408123-36-2HDAC-IN-38 (compound 13) is a potent HDAC inhibitor. HDAC-IN-38 shows similar micro-molar inhibitory activity toward HDAC1, 2, 3, 5, 6, and 8. HDAC-IN-38 increases cerebral blood flow (CBF), attenuates cognitive impairment, and improves hippocampal atrophy. HDAC-IN-38 also increases the level of histone acetylation (H3K14 or H4K5).
-
HDAC-IN-100
0 ImagesCat. No.: HY-P11678CAS No.: 2390474-88-9HDAC-IN-100 is a histone deacetylase inhibitor with an IC50 of 0.038 μM against HDAC1, 0.283 μM against HDAC2, and 0.586 μM against HDAC3. HDAC-IN-100 acts as a chemosensitizer and apoptosis inducer, activates caspase 3/7, and reverses Cisplatin (HY-17394) resistance. HDAC-IN-100 exerts antiproliferative effects in ovarian cancer cells and squamous cancer cells. HDAC-IN-100 is applicable for research related to ovarian cancer, squamous cell carcinoma, and Cisplatin (HY-17394)-resistant squamous cell carcinoma.
-
JPS004
0 ImagesCat. No.: HY-176904CAS No.: 2559747-12-3JPS004 is a PROTAC degrader targeting HDAC1, HDAC2 and HDAC3. JPS004 induces extensive transcriptomic changes in human colon cancer cell line HCT116, including downregulation of HDAC complex components and cell cycle regulatory machinery, modulation of the AKT/mTOR signaling pathway, and upregulation of FOXO-mediated apoptosis and autophagy related genes. JPS004 can be used in colon cancer-related research.
-
HDAC-IN-43
0 ImagesCat. No.: HY-147966CAS No.: 1809163-24-3HDAC-IN-43 is a potent HDAC 1/3/6 inhibitor with IC50 values of 82, 45, and 24 nM, respectively. HDAC-IN-43 is a weak PI3K/mTOR inhibitors with IC50 values of 3.6 and 3.7 μM, respectively. HDAC-IN-43 shows broad anti-proliferative activity .
-
PROTAC HDAC8 Degrader-2
0 ImagesCat. No.: HY-168175PROTAC HDAC8 Degrader-2 is a HDAC6/8 PROTAC degrader, with IC50 values of 0.042 μM and 0.147 μM against human HDAC8 and HDAC6, respectively, and exhibits selectivity over other class I HDAC isozymes. PROTAC HDAC8 Degrader-2 induces apoptosis (apoptosis) in leukemia cells, shows no obvious cytotoxicity to normal cells, and has favorable chemical stability. PROTAC HDAC8 Degrader-2 can be used in research related to acute myeloid leukemia.
-
MC2590
0 ImagesMC2590 is a potent pyridine-containing histone deacetylase (HDAC) inhibitor. MC2590 is a inhibitor of HDAC1-3, -6, -8, and -10 (class I/IIb-selective inhibitor) with IC50s of 0.015 μM-0.156 μM. MC2590 also inhibits HDAC isoforms HDAC4, HDAC5, HDAC7, HDAC9, HDAC11 with IC50s of 1.35 μM-3.98 μM. MC2625 induces G2/M cell cycle arrest and modulates pro- and anti-apoptotic microRNAs towards apoptosis induction.
-
HDAC-IN-94
0 ImagesCat. No.: HY-179019HDAC-IN-94 is a potent, selective HDAC6 inhibitor (IC50 = 4.5 nM). HDAC-IN-94 shows >1000-fold selectivity over HDAC8 and shows minimal activity against other isoforms (HDAC1-3/10). HDAC-IN-94 induces α-tubulin hyperacetylation, apoptosis, and G2/M cell cycle arrest, exhibiting potent anti-tumor efficacy with low cytotoxicity. HDAC-IN-94 can be used for neuroblastoma and glioblastoma research.
-
CDK/HDAC-IN-2
0 ImagesCat. No.: HY-146276CAS No.: 2580938-58-3CDK/HDAC-IN-2 is a potent HDAC/CDK dual inhibitor with IC50 of 6.4, 0.25, 45, >1000, 8.63, 0.30, >1000 nM for HDAC1, HDAC2, HDAC3, HDAC6,8, CDK1, CDK2, CDK4,6,7, respectively. CDK/HDAC-IN-2 shows excellent antiproliferative activities. CDK/HDAC-IN-2 induces apoptosis and cell cycle arrest at G2/M phase. CDK/HDAC-IN-2 shows potent antitumor efficacy.
-
HDAC3/6-IN-2
0 ImagesCat. No.: HY-133147CAS No.: 2417510-17-7HDAC3/6-IN-2 (compound 15) is a potent HDAC6 and HDAC3 inhibitor, with IC50 values of 0.368 and 0.635 μM, respectively. HDAC3/6-IN-2 shows antitumor activity, and induces cancer cell apoptosis. HDAC3/6-IN-2 decreases the levels of HDAC6 and HDAC3, associated with upregulation of acetylated H3 and α-tubulin.
-
C1A
0 ImagesCat. No.: HY-124946CAS No.: 1021463-02-4
