Date published: 2026-2-14

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DUS3L Inhibitors

DUS3L inhibitors are a class of chemical compounds that specifically target and inhibit the activity of the DUS3L protein, a member of the dual specificity phosphatase family. DUS3L, also known as dual specificity phosphatase-like 3, is involved in the regulation of cellular signaling pathways through its ability to dephosphorylate both tyrosine and serine/threonine residues on target proteins. This dual specificity allows DUS3L to play a critical role in modulating key signaling cascades, including those related to cell growth, differentiation, and stress responses. The precise function of DUS3L is not fully elucidated, but it is believed to be involved in fine-tuning the activity of mitogen-activated protein kinases (MAPKs) and other signaling molecules that are essential for maintaining cellular homeostasis. The inhibition of DUS3L by specific inhibitors typically involves the binding of these compounds to the enzyme's active site or other critical domains, preventing it from effectively interacting with its substrates. This inhibition disrupts DUS3L's ability to regulate phosphorylation states within key signaling pathways, leading to altered cellular responses. For example, inhibiting DUS3L could result in sustained phosphorylation of MAPKs or other downstream effectors, which might impact processes such as gene expression, cell cycle progression, and apoptosis. Additionally, DUS3L inhibitors may affect the broader network of signaling interactions within the cell, potentially influencing cellular responses to environmental stressors or changes in external growth signals. Understanding the effects of DUS3L inhibition provides valuable insights into the specific roles this phosphatase plays in cellular physiology, shedding light on how the regulation of phosphorylation states contributes to the dynamic control of cellular functions and the maintenance of overall cellular balance. This knowledge is essential for advancing our understanding of the molecular mechanisms that govern signaling networks and their impact on cell behavior.

Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Staurosporine

62996-74-1sc-3510
sc-3510A
sc-3510B
100 µg
1 mg
5 mg
$82.00
$153.00
$396.00
113
(4)

Staurosporine is a potent kinase inhibitor that can inhibit protein kinases crucial for phosphorylation events. DUS3L's activity can be indirectly inhibited by staurosporine if it relies on kinase-mediated signaling for activation or stabilization within the cell.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin is a specific inhibitor of mTOR, a kinase that regulates cell growth and proliferation. Inhibition of mTOR by rapamycin can downregulate signaling pathways that are necessary for the post-translational modifications or localization of DUS3L.

Cyclosporin A

59865-13-3sc-3503
sc-3503-CW
sc-3503A
sc-3503B
sc-3503C
sc-3503D
100 mg
100 mg
500 mg
10 g
25 g
100 g
$63.00
$92.00
$250.00
$485.00
$1035.00
$2141.00
69
(5)

Cyclosporin A is an immunosuppressant that inhibits calcineurin. By inhibiting calcineurin, Cyclosporin A can prevent the dephosphorylation of transcription factors that regulate the expression of proteins interacting with DUS3L, indirectly reducing its functional activity.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

LY294002 is a PI3K inhibitor, which prevents the activation of AKT, a kinase downstream of PI3K. Inhibition of the PI3K/AKT pathway can alter the phosphorylation status of proteins that could be involved in the proper functioning of DUS3L.

U-0126

109511-58-2sc-222395
sc-222395A
1 mg
5 mg
$64.00
$246.00
136
(2)

U0126 is a specific inhibitor of MEK1/2, which are upstream of ERK in the MAPK pathway. ERK directly phosphorylates a variety of downstream proteins; if DUS3L relies on ERK-mediated phosphorylation for its function, U0126 could indirectly inhibit DUS3L's activity.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

Wortmannin is another PI3K inhibitor that prevents AKT activation. Similar to LY294002, by blocking the PI3K/AKT pathway, wortmannin can hinder the phosphorylation of proteins that may be essential for DUS3L's functional activity.

SP600125

129-56-6sc-200635
sc-200635A
10 mg
50 mg
$40.00
$150.00
257
(3)

SP600125 is an inhibitor of JNK, which is part of the MAPK pathway. Inhibition of JNK can affect transcription factors and other signaling proteins that modulate the function of DUS3L, leading to its indirect inhibition.

SB 203580

152121-47-6sc-3533
sc-3533A
1 mg
5 mg
$90.00
$349.00
284
(5)

SB203580 is a specific inhibitor of p38 MAPK. By inhibiting p38 MAPK, SB203580 can affect the activity of downstream proteins that regulate the stability and function of DUS3L.

Trichostatin A

58880-19-6sc-3511
sc-3511A
sc-3511B
sc-3511C
sc-3511D
1 mg
5 mg
10 mg
25 mg
50 mg
$152.00
$479.00
$632.00
$1223.00
$2132.00
33
(3)

Trichostatin A is a histone deacetylase inhibitor that changes chromatin structure and gene expression. This can alter the transcription of proteins that form a complex with DUS3L or that regulate its function, thus indirectly inhibiting DUS3L.

PD 98059

167869-21-8sc-3532
sc-3532A
1 mg
5 mg
$40.00
$92.00
212
(2)

PD98059 is a MEK inhibitor which, by inhibiting MEK, prevents the activation of ERK. This can decrease the phosphorylation of proteins that may be required for DUS3L's activity, thereby indirectly inhibiting DUS3L.