1. Signaling Pathways
  2. Epigenetics
  3. Histone Demethylase

Histone Demethylase

There are two classes of enzymes involved in histone methylation: methyltransferases and demethylases. While methyltransferases are responsible for establishing methylation patterns, demethylases are capable of removing methyl groups not only from histones but other proteins as well. Histone demethylases not only target methylated sites on histone tails but also interact with methylated sites on non-histone proteins, such as p53.

Histone lysine demethylases (KDMs) are of interest as drug targets due to their regulatory roles in chromatin organization and their tight associations with diseases including cancer and mental disorders.

JMJD1A (also named KDM3A) is a demethylasethat removes methyl from histone lysine H3K9. It plays important roles in various cellular processes, including spermatogenesis, energy metabolism, regulation of stem cell and gender display.

Jumonji domain-containing 3 (Jmjd3) has been identified as a histone demethylase, which specifically catalyzes the removal of methylation from H3K27me3.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-162275
    JMJD1C-IN-1
    Inhibitor 99.99%
    JMJD1C-IN-1 is an orally active and selective inhibitor of JMJD1C (IC50 = 0.59 μM, Kd = 1.96 μM). JMJD1C-IN-1 inhibits the binding of JMJD1C to H3K9me2 peptide substrate in the HTRF assay (IC50 = 1.47 μM). JMJD1C-IN-1 disrupts intratumoral regulatory T (Treg) cell fitness by dual mechanisms: promoting H3K9me2 accumulation to downregulate PD1 expression and reducing STAT3 demethylation to enhance STAT3 activation. JMJD1C-IN-1 demonstrates dose-dependent antitumor efficacy in multiple mouse tumor models (MCA205 fibrosarcoma, B16-F10 melanoma, LLC lung cancer, Hepa1-6 hepatocellular carcinoma, CT26 colorectal cancer). JMJD1C-IN-1 can be used for the study of tumor immunotherapy by selectively targeting intratumoral Treg cells.
    JMJD1C-IN-1
  • HY-101799
    NCGC00244536
    Inhibitor 99.70%
    NCGC00244536 is a potent KDM4B inhibitor with an IC50 of 10 nM.
    NCGC00244536
  • HY-151483
    TK-129
    Inhibitor ≥98.0%
    TK-129 is an orally active, low-toxicity, potent KDM5B inhibitor (with high affinity; IC50=44 nM). TK-129 exerts cardioprotective effects by inhibiting KDM5B and blocking the KDM5B-associated Wnt pathway. TK-129 reduces ang II-induced activation of cardiac fibroblasts in vitro and reduces isoprenaline-induced myocardial remodelling and fibrosis in vivo. TK-129 can be used in studies of cardiovascular disease.
    TK-129
  • HY-15221
    Methylstat
    Inhibitor 99.85%
    Methylstat is a potent histone demethylases inhibitor. Methylstat shows anti-proliferative activity with low cytotoxicity. Methylstat induces apoptosis and cell cycle arrest at G0/G1 phase. Methylstat increases the expression of p53 and p21 protein levels. Methylstat inhibits angiogenesis induced by various cytokines. Methylstat can be used as a chemical probe for addressing its role in angiogenesis.
    Methylstat
  • HY-109169B
    Bomedemstat hydrochloride
    Inhibitor 99.94%
    Bomedemstat (IMG-7289) hydrochloride is an orally active and irreversible lysine-specific demethylase 1 (LSD1) inhibitor. Bomedemstat hydrochloride can increase H3K4 and H3K9 methylation, and then alter gene expression. Bomedemstat hydrochloride shows anti-cancer activities, inhibits cancer cell proliferation and induces apoptosis.
    Bomedemstat hydrochloride
  • HY-109169C
    Bomedemstat dihydrochloride
    Inhibitor 99.55%
    Bomedemstat (IMG-7289) dihydrochloride is an orally active and irreversible lysine-specific demethylase 1 (LSD1) inhibitor. Bomedemstat dihydrochloride can increase H3K4 and H3K9 methylation, and then alter gene expression. Bomedemstat dihydrochloride shows anti-cancer activities, inhibits cancer cell proliferation and induces apoptosis.
    Bomedemstat dihydrochloride
  • HY-112623
    Vafidemstat
    Inhibitor 98.03%
    Vafidemstat (ORY-2001) is an oral, brain penetrant, dual lysine-specific histone demethylase (LSD1)/MAO-B inhibitor.
    Vafidemstat
  • HY-108706
    KDM2A/7A-IN-1
    Inhibitor 99.94%
    KDM2A/7A-IN-1 is a first-in-class, selective and cell-permeable inhibitor of histone lysine demethylases KDM2A/7A, with an IC50 of 0.16 μM for KDM2A, exhibits 75 fold selevtivity over other JmjC lysine demethylases, and is inactive on methyl transferases, and histone acetyl transferases.
    KDM2A/7A-IN-1
  • HY-100422
    KDM5-IN-1
    Inhibitor 99.52%
    KDM5-IN-1 is a potent, selective and orally bioavailable KDM5 inhibitor with an IC50 of 15.1 nM.
    KDM5-IN-1
  • HY-110130
    RN-1 dihydrochloride
    Inhibitor 99.13%
    RN-1 dihydrochloride is a potent, brain-penetrant, irreversible and selective lysine-specific demethylase 1 (LSD1) inhibitor with an IC50 of 70 nM. RN-1 dihydrochloride exhibits selectivity for LSD1 over MAO-A and MAO-B with IC50 values of 0.51 μM and 2.785 μM respectively.
    RN-1 dihydrochloride
  • HY-139434
    JMJD6-IN-1
    Inhibitor 99.69%
    JMJD6-IN-1 (Compound 1-3) is a JMJD6 inhibitor, with an inhibition rate of 82% at 10 μM. JMJD6-IN-1 inhibits MCF-7 and HCC4006 cell proliferation with IC50s of 19.2 μM and 25.2 μM. JMJD6-IN-1 can be used for research of cancers.
    JMJD6-IN-1
  • HY-107573
    KDM2/7-IN-1
    Inhibitor 99.00%
    KDM2/7-IN-1 (TC-E 5002) is a selective histone demethylase KDM2/7 subfamily inhibitor (IC50 values are 0.2, 1.2, 6.8, 55, 83, >100 and >120 μM for KDM7A, KDM7B, KDM2A, KDM5A, KDM4C, KDM6A and KDM4A respectively). KDM2/7-IN-1 inhibits growth of HeLa and KYSE-150 cancer cells in vitro.
    KDM2/7-IN-1
  • HY-148807
    Zavondemstat
    Inhibitor 99.12%
    Zavondemstat (QC8222; TACH 101) is an inhibitor of histone lysine demethylase 4D (KDM4D) with antineoplastic activity.
    Zavondemstat
  • HY-W017132
    2,4-PDCA
    Inhibitor 99.82%
    2,4-PDCA (2,4 pyridine dicarboxylic acid) is a broad-spectrum inhibitor of 2OG oxygenase, including JmjC domain-containing family of histone demethylases (JHDMs). 2,4-PDCA is a target chemical in the field of bio-based plastics.
    2,4-PDCA
  • HY-101928
    KDM4D-IN-1
    Inhibitor 98.82%
    KDM4D-IN-1 is a new histone lysine demethylase 4D (KDM4D) inhibitor with an IC50 value of 0.41±0.03 μM.
    KDM4D-IN-1
  • HY-138830
    TAK-418
    Inhibitor 99.81%
    TAK-418 is a selective, orally active LSD1 (KDM1A) enzyme inhibitor with an IC50 of 2.9 nM. TAK-418 unlocks aberrant epigenetic machinery and improves autism symptoms in neurodevelopmental disorder models.
    TAK-418
  • HY-139561
    KDM2B-IN-2
    99.36%
    KDM2B-IN-2, a potent histone demethylase (kdm2b) inhibitor with an IC50 of 0.021 μM in a KDM2B TR-FRET assay. KDM2B-IN-2 can be used for hyperproliferative diseases research.
    KDM2B-IN-2
  • HY-110277
    S2101
    Inhibitor 99.70%
    S2101 is a lysine-specific demethylase 1 (LSD1) inhibitor with an IC50 of 0.99 μM, Ki of 0.61 μM and Kinact/Ki of 4560 M/s.
    S2101
  • HY-103713A
    Seclidemstat mesylate
    Inhibitor 99.80%
    Seclidemstat (SP-2577) mesylate is a potent noncompetitive and reversible KDM1A (LSD1) inhibitor (Ki=31 nM, IC50=13 nM). Seclidemstat mesylate promotes antitumor immunity in switch/sucrose nonfermentable (SWI/SNF) complex mutated ovarian cancer, as well as inhibit virus production, viral DNA replication, and late gene expression. Seclidemstat mesylate can be used for the research of Ewing Sarcoma.
    Seclidemstat mesylate
  • HY-114519
    Helenalin acetate
    Inhibitor 99.55%
    Helenalin acetate, a natural NF-κB inhibitor, is a potent C/EBPβ inhibitor. Helenalin acetate has anti-inflammatory and anticancer activities.
    Helenalin acetate
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