Date published: 2026-4-24

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Set1A Activators

Set1A activators are chemical compounds that target the Set1A histone methyltransferase complex, which is part of the larger COMPASS (Complex of Proteins Associated with Set1) complex. The Set1A complex is primarily responsible for catalyzing the methylation of histone H3 lysine 4 (H3K4), a modification associated with transcriptionally active chromatin. This methylation event is pivotal in the epigenetic control of gene expression, as it marks genes for activation and facilitates the recruitment of various transcriptional regulators.

Set1A activators function by enhancing the enzymatic activity of the Set1A complex, leading to increased levels of H3K4 methylation at target gene loci. This, in turn, results in a more permissive chromatin structure that allows for greater access to the transcriptional machinery, ultimately leading to elevated gene expression.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Ademetionine

29908-03-0sc-278677
sc-278677A
100 mg
1 g
$184.00
$668.00
2
(1)

SAM is a methyl donor and a critical co-substrate for Set1A. It provides the methyl group required for Set1A's histone methyltransferase activity.

Adenosine 5′-Triphosphate, disodium salt

987-65-5sc-202040
sc-202040A
1 g
5 g
$39.00
$75.00
9
(1)

ATP serves as an energy source and co-substrate for Set1A. Set1A requires energy to carry out its enzymatic reactions, and ATP provides this energy, facilitating the methylation of histones by Set1A.

Zinc

7440-66-6sc-213177
100 g
$48.00
(0)

Zinc ions can serve as cofactors for various enzymes, including those involved in chromatin modification. While the exact mechanism is complex, zinc ions may stabilize the protein structure of Set1A or directly participate in its catalytic activity, potentially enhancing its function.

Pyridoxal-5-phosphate

54-47-7sc-205825
5 g
$104.00
(1)

PLP is a cofactor involved in amino acid metabolism. While not a direct activator, it may play a role in the metabolism of methylated histones, indirectly affecting Set1A function by influencing the availability of substrates and cofactors.

NAD+, Free Acid

53-84-9sc-208084B
sc-208084
sc-208084A
sc-208084C
sc-208084D
sc-208084E
sc-208084F
1 g
5 g
10 g
25 g
100 g
1 kg
5 kg
$57.00
$191.00
$302.00
$450.00
$1800.00
$3570.00
$10710.00
4
(2)

NAD+ is a cofactor involved in various redox reactions. Although not a direct activator, its presence may indirectly influence Set1A activity by affecting the overall cellular metabolic state.

Coenzyme A

85-61-0 anhydroussc-211123
sc-211123A
sc-211123B
sc-211123C
10 mg
25 mg
100 mg
250 mg
$83.00
$135.00
$418.00
$801.00
1
(1)

CoA plays a role in various metabolic pathways. While not a direct Set1A activator, it may indirectly affect Set1A by participating in cellular processes that regulate the availability of substrates and cofactors required for Set1A's activity.