Date published: 2026-4-28

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p55 Activators

p55 Activators are a specialized group of compounds that enhance the activity of the p55 protein, a protein that plays a pivotal role in various cellular signaling pathways. These activators work by targeting the specific biochemical pathways that p55 is involved in, leading to an upsurge in its functional activity. The activators are distinguished not only by their ability to increase the activity of p55 but also by their specificity in doing so, ensuring that the activation is a direct consequence of their action on pathways integral to p55's role in the cell. Each activator operates through a unique mechanism, ensuring a diverse yet targeted approach to upregulating p55 activity. For example, certain activators may bind directly to the regulatory regions of the protein, inducing a conformational change that results in enhanced activity. Others might interact with secondary messenger systems that are known to regulate the activity of p55, thereby amplifying the protein's functional output indirectly.

The mechanisms of action of p55 activators are manifold, encompassing a spectrum of biochemical interactions and signaling events. Some activators may work by influencing the phosphorylation status of p55, which is a common post-translational modification that can dramatically alter protein activity. Phosphorylation typically acts as an on/off switch for protein function, and compounds that modulate the kinases and phosphatases that target p55 can significantly enhance its activity. Another set of activators may increase the intracellular concentration of ions or small molecules that interact with p55, effectively modulating its activity in response to changes in cellular metabolism or signaling. This can lead to a more sustained and robust activation of p55, as the protein responds dynamically to the fluctuating intracellular environment. Importantly, these activators are highly specific, ensuring that p55 is the primary target of their action, and do not indiscriminately enhance the function of multiple proteins. This specificity is critical for the precise control of signaling pathways in which p55 is involved, maintaining the integrity of cellular processes that depend on its activity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Forskolin

66575-29-9sc-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
(3)

Forskolin directly stimulates adenylyl cyclase, increasing intracellular cAMP levels. The elevated cAMP may enhance Ramp4-2 activity by promoting phosphorylation events that activate Ramp4-2 or its associated signaling partners.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$260.00
$350.00
$500.00
34
(1)

IBMX is a nonspecific inhibitor of phosphodiesterases, which elevates cAMP and cGMP by preventing their degradation. Elevated cyclic nucleotides could enhance Ramp4-2 activity through cAMP-dependent pathways.

Isoproterenol Hydrochloride

51-30-9sc-202188
sc-202188A
100 mg
500 mg
$28.00
$38.00
5
(0)

Isoproterenol is a beta-adrenergic agonist that activates adenylyl cyclase via G-protein-coupled receptor signaling, increasing cAMP levels and potentially enhancing Ramp4-2 activity.

(−)-Epinephrine

51-43-4sc-205674
sc-205674A
sc-205674B
sc-205674C
sc-205674D
1 g
5 g
10 g
100 g
1 kg
$41.00
$104.00
$201.00
$1774.00
$16500.00
(1)

Epinephrine interacts with adrenergic receptors to increase cAMP production via adenylyl cyclase activation, which may enhance signaling pathways involving Ramp4-2.

PGE2

363-24-6sc-201225
sc-201225C
sc-201225A
sc-201225B
1 mg
5 mg
10 mg
50 mg
$57.00
$159.00
$275.00
$678.00
37
(1)

Prostaglandin E2 (PGE2) binds to its G-protein-coupled receptors, increasing cAMP levels in the cell, which could lead to enhanced Ramp4-2 activity through secondary messenger pathways.

Anisomycin

22862-76-6sc-3524
sc-3524A
5 mg
50 mg
$99.00
$259.00
36
(2)

Anisomycin acts as a potent activator of stress-activated protein kinases and may enhance Ramp4-2 activity by activating stress response pathways that Ramp4-2 is a part of.

Ionomycin

56092-82-1sc-3592
sc-3592A
1 mg
5 mg
$78.00
$270.00
80
(4)

Ionomycin is a calcium ionophore that increases intracellular calcium concentrations, possibly enhancing Ramp4-2 activity by activating calcium-dependent signaling pathways.

A23187

52665-69-7sc-3591
sc-3591B
sc-3591A
sc-3591C
1 mg
5 mg
10 mg
25 mg
$55.00
$131.00
$203.00
$317.00
23
(1)

A23187 acts as a calcium ionophore, raising intracellular calcium and potentially enhancing Ramp4-2 activity through calcium-dependent signaling mechanisms.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$77.00
$216.00
18
(1)

Rolipram is a selective phosphodiesterase 4 inhibitor, increasing cAMP levels in specific cell types, which could enhance Ramp4-2 activity via cAMP-dependent signaling pathways.

Zaprinast (M&B 22948)

37762-06-4sc-201206
sc-201206A
25 mg
100 mg
$105.00
$250.00
8
(2)

Zaprinast inhibits phosphodiesterase types 5 and 6, increasing cGMP levels, which could indirectly enhance Ramp4-2 activity through cGMP-dependent signaling pathways.