Date published: 2026-4-24

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ASF1 Inhibitors

ASF1 (Anti-Silencing Function 1) inhibitors represent a class of chemical compounds designed to modulate the activity of the ASF1 protein, an essential player in chromatin dynamics and DNA replication processes. ASF1, a highly conserved histone chaperone, plays a pivotal role in maintaining genome integrity and regulating gene expression through its interactions with histones and participation in nucleosome assembly and disassembly. Researchers have developed ASF1 inhibitors primarily as valuable tools for dissecting the intricate mechanisms of chromatin remodeling and DNA replication, shedding light on fundamental cellular processes. These inhibitors typically target specific binding sites or protein-protein interaction domains within ASF1, disrupting its normal functions. By interfering with ASF1's histone chaperone activity, these compounds can impact chromatin structure and dynamics. This, in turn, has profound effects on gene transcription, DNA replication, and repair processes. Scientists employ ASF1 inhibitors in laboratory settings to probe the intricate details of chromatin regulation and to better understand how epigenetic modifications influence gene expression. Through the controlled inhibition of ASF1, researchers gain insights into the dynamic nature of chromatin and its role in various cellular processes.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

UNC1999

1431612-23-5sc-475314
5 mg
$142.00
1
(0)

UNC1999 is a small-molecule inhibitor of ASH1L (Absent, small or homeotic discs 1-like protein), a histone methyltransferase. It suppresses ASH1L's activity, leading to a decrease in H3K36 methylation and transcriptional repression of target genes involved in cancer development.

9-[5-Deoxy-5-[[cis-3-[2-[6-(1,1-dimethylethyl)-1H-benzimidazol-2-yl]ethyl]cyclobutyl](1-methylethyl)amino]-β-D-ribofuranosyl]-9H-purin-6-amine

1380288-87-8sc-500607
50 mg
$13500.00
(0)

EPZ-5676 is an inhibitor of DOT1L, a histone methyltransferase. It selectively targets DOT1L's enzymatic activity, blocking the methylation of histone H3K79. This inhibition disrupts gene expression programs associated with leukemia, inhibiting cancer cell growth.

GSK126

1346574-57-9sc-490133
sc-490133A
sc-490133B
1 mg
5 mg
10 mg
$92.00
$243.00
$306.00
(0)

GSK-126 inhibits EZH2 (Enhancer of Zeste Homolog 2), a histone methyltransferase. It disrupts the methyltransferase activity of EZH2, reducing H3K27 methylation and impairing the repression of tumor suppressor genes in cancer cells.

CPI-360

1802175-06-9sc-507464
1 mg
$100.00
(0)

CPI-360 is an inhibitor of NSD2 (Nuclear receptor-binding SET domain protein 2), also known as WHSC1 or MMSET. It hampers the methyltransferase activity of NSD2, leading to a decrease in H3K36 methylation and downregulation of oncogenic pathways in multiple myeloma.

UNC0638

1255580-76-7sc-397012
10 mg
$315.00
(0)

UNC0638 targets G9a/GLP, histone methyltransferases responsible for H3K9 methylation. By inhibiting their activity, UNC0638 disrupts the epigenetic landscape, potentially impacting gene expression relevant to various diseases, including cancer.

A-366

1527503-11-2sc-507495
10 mg
$195.00
(0)

A-366 is a selective inhibitor of G9a/GLP, targeting their histone methyltransferase activity. By blocking H3K9 methylation, A-366 can modulate gene expression patterns and has potential applications in cancer and other diseases.