Date published: 2026-4-24

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UST Activators

UST Activators encompasses compounds that may facilitate the enzymatic activity of UST either by directly providing the necessary substrates such as PAPS or by modulating the biochemical conditions that favor the sulfotransferase's optimal function. UST requires a specific sulfonate group donor, PAPS, which is synthesized from ATP and sulfate. Chemicals that support the synthesis or availability of PAPS, like ATP and inorganic sulfate, serve as indirect activators of UST by ensuring a steady supply of this essential substrate. Furthermore, cofactors that are requisite for the enzymatic activity of UST, such as magnesium and manganese, are crucial for the enzyme's structure and function. Compounds providing these ions can be regarded as activators because they maintain the catalytic competency of UST.

Additionally, any manipulation that decreases the levels of products that inhibit sulfotransferases, can enhance UST activity. In this regard, sodium chloride and other salts may affect the enzyme's microenvironment, increasing its catalytic efficiency. Similarly, the presence of zinc and vitamins that act as cofactors for various enzymes may indirectly enhance UST's functionality.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Adenosine 5′-Triphosphate, disodium salt

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

ATP provides the phosphate group in the formation of PAPS, which is the sulfate donor for UST. By increasing ATP levels, the synthesis of PAPS can be enhanced, thereby potentially upregulating UST activity.

Magnesium sulfate anhydrous

7487-88-9sc-211764
sc-211764A
sc-211764B
sc-211764C
sc-211764D
500 g
1 kg
2.5 kg
5 kg
10 kg
$46.00
$69.00
$163.00
$245.00
$418.00
3
(1)

Magnesium ion is a cofactor for ATP sulfurylase, the enzyme that catalyzes the first step in PAPS synthesis. Magnesium sulfate can increase the availability of magnesium, indirectly supporting UST activity by ensuring efficient PAPS production.

Manganese(II) sulfate monohydrate

10034-96-5sc-203130
sc-203130A
100 g
500 g
$41.00
$107.00
(0)

Manganese ions act as cofactors for various enzymes, including sulfotransferases. Supplementing manganese may indirectly enhance UST activity by facilitating its catalytic action.

Sodium Chloride

7647-14-5sc-203274
sc-203274A
sc-203274B
sc-203274C
500 g
2 kg
5 kg
10 kg
$19.00
$30.00
$60.00
$110.00
15
(3)

High ionic strength conditions can influence enzyme structure and function. In some cases, sodium chloride at certain concentrations can enhance enzyme activity, potentially affecting UST as well.

Chlorogenic Acid

327-97-9sc-204683
sc-204683A
500 mg
1 g
$47.00
$69.00
1
(1)

Chlorogenic acid can influence various enzymatic pathways and might modulate the activity of sulfotransferases like UST through indirect mechanisms, such as altering cellular redox states.

DHEA

53-43-0sc-202573
10 g
$111.00
3
(1)

While known as an inhibitor for some sulfotransferases, DHEA can also act as a substrate for others. It may modulate UST activity by competitive interaction with PAPS.

Sodium sulfate anhydrous

7757-82-6sc-212945
sc-212945A
500 g
1 kg
$63.00
$91.00
(1)

Providing inorganic sulfate can promote the synthesis of PAPS, the sulfotransferase donor molecule, thus potentially upregulating UST activity indirectly.

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 involved in metabolic pathways that generate ATP. Increased availability of NAD+ can lead to increased ATP levels, indirectly supporting UST activity.

Pyridoxal-5-phosphate

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

Pyridoxal phosphate is a cofactor for many enzymatic reactions and could influence the activity of enzymes upstream of UST, thereby affecting its overall activity.

Zinc

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

Zinc acts as a cofactor for many enzymes. Its presence is critical for the proper function of numerous proteins, and it might indirectly affect the activity of UST.