PTPε Activators
Protein tyrosine phosphatase epsilon (PTPε) activators encompass a range of chemical compounds that enhance the enzymatic activity of PTPε. The mechanisms by which these activators function are diverse and specific to the cellular environment and the state of the protein. Some activators may work by binding directly to the active site of the enzyme, promoting a conformational change that results in increased catalytic efficiency. Others might interact with regulatory domains of the protein, relieving inhibitory constraints and allowing for more efficient substrate turnover.
Additionally, certain activators might exert their influence indirectly through modulation of signaling pathways that intersect with the regulation of PTPε. For instance, compounds that alter the balance of intracellular second messengers could lead to post-translational modifications of PTPε, affecting its activity. The specificity of PTPε activators lies in their ability to affect the phosphatase function without necessarily interacting with the typical substrates or products of the enzyme's catalytic reaction. Through a variety of molecular interactions, these activators can have a profound impact on the activity of PTPε, making them a focal point for understanding the regulatory mechanisms that control this enzyme's role in cellular signaling.
| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Sodium Orthovanadate | 13721-39-6 | sc-3540 sc-3540B sc-3540A | 5 g 10 g 50 g | $49.00 $57.00 $187.00 | 142 | |
Sodium orthovanadate acts as a phosphatase inhibitor, which can indirectly increase the phosphorylation state of proteins. In the case of PTPε, inhibition of competing phosphatases can result in a relative increase in its substrate phosphorylation levels, indirectly increasing PTPε activity due to substrate availability. | ||||||
Zinc | 7440-66-6 | sc-213177 | 100 g | $48.00 | ||
Zinc ions are known to play a regulatory role in the activity of many enzymes, including phosphatases. Zinc may bind to specific sites on PTPε, inducing a conformational change that results in an increase in its enzymatic activity. | ||||||
Hydrogen Peroxide | 7722-84-1 | sc-203336 sc-203336A sc-203336B | 100 ml 500 ml 3.8 L | $31.00 $61.00 $95.00 | 28 | |
As an oxidizing agent, hydrogen peroxide can oxidize the catalytic cysteine residue in the active site of PTPs, leading to a temporary inactivation. This can cause a compensatory upregulation of PTPε activity to restore balance in cellular signaling pathways. | ||||||
Forskolin | 66575-29-9 | sc-3562 sc-3562A sc-3562B sc-3562C sc-3562D | 5 mg 50 mg 1 g 2 g 5 g | $78.00 $153.00 $740.00 $1413.00 $2091.00 | 73 | |
Forskolin activates adenylyl cyclase, which increases the levels of cAMP in the cell. Elevated cAMP can activate PKA, which could then phosphorylate and regulate proteins within the same pathways as PTPε, leading to altered activity of PTPε. | ||||||
Sodium stibogluconate | 16037-91-5 | sc-202815 | 1 g | $188.00 | 6 | |
This compound is known to inhibit protein tyrosine phosphatases and can act on cells to modulate the activity of PTPε indirectly by shifting the equilibrium towards phosphorylation. | ||||||
Bisphenol A | 80-05-7 | sc-391751 sc-391751A | 100 mg 10 g | $300.00 $490.00 | 5 | |
Bisphenol A can bind to estrogen receptors and mimic estrogenic effects, which can lead to alterations in kinase and phosphatase signaling pathways. This may indirectly modulate PTPε activity by changing the phosphorylation state of proteins within its signaling networks. | ||||||
Daidzein | 486-66-8 | sc-24001 sc-24001A sc-24001B | 100 mg 500 mg 5 g | $28.00 $79.00 $165.00 | 32 | |
Daidzein is an isoflavone that has the potential to modulate kinase and phosphatase activity through its estrogenic effects. It might alter the phosphorylation state of molecules within the PTPε pathway. | ||||||
Genistein | 446-72-0 | sc-3515 sc-3515A sc-3515B sc-3515C sc-3515D sc-3515E sc-3515F | 100 mg 500 mg 1 g 5 g 10 g 25 g 100 g | $45.00 $164.00 $200.00 $402.00 $575.00 $981.00 $2031.00 | 46 | |
Genistein is another isoflavone known to inhibit tyrosine kinases and could alter the balance of kinase/phosphatase activity, affecting the regulatory control over PTPε. | ||||||
Sodium Fluoride | 7681-49-4 | sc-24988A sc-24988 sc-24988B | 5 g 100 g 500 g | $40.00 $46.00 $100.00 | 26 | |
Sodium fluoride is an inhibitor of serine/threonine phosphatases, and its presence in the cell can shift the balance towards tyrosine phosphorylation, potentially affecting PTPε activity indirectly. | ||||||