Date published: 2026-5-9

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RAP55 Activators

RAP55 Activators belong to a distinct chemical class that plays a pivotal role in the realm of cellular biology. These compounds are primarily known for their ability to modulate the activity of the RAP55 protein, a crucial component in various cellular processes. RAP55, also known as RNase P protein subunit p30, is an essential ribonucleoprotein complex that participates in RNA processing within the cell. The activation of RAP55 is achieved through the interaction with these activator molecules, which can initiate a cascade of events leading to the regulation of gene expression, RNA metabolism, and ultimately, the finely tuned orchestration of cellular functions.

The chemical structure of RAP55 activators varies, but they typically possess specific binding sites that allow them to interact with RAP55 protein. This interaction triggers conformational changes or functional alterations in the protein, consequently affecting its RNA processing capabilities. These activators can act as catalysts, enhancing the efficiency of RAP55-mediated RNA cleavage or other RNA-related processes. By modulating RAP55 activity, these compounds indirectly influence the production and maturation of various RNA molecules, contributing to the maintenance of cellular homeostasis. While RAP55 activators have been studied extensively in cellular research, their broader implications in molecular biology continue to be a subject of scientific investigation. Understanding the mechanisms and potential applications of these molecules holds promise for unraveling the intricacies of cellular processes and may lead to breakthroughs in fields such as genetic engineering and molecular biology.

Items 1 to 10 of 12 total

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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 raises intracellular cAMP levels, which can in turn activate PKA. PKA phosphorylation can enhance RAP55 function by promoting its involvement in mRNA decapping and decay.

8-Bromoadenosine 3′,5′-cyclic monophosphate

23583-48-4sc-217493B
sc-217493
sc-217493A
sc-217493C
sc-217493D
25 mg
50 mg
100 mg
250 mg
500 mg
$108.00
$169.00
$295.00
$561.00
$835.00
2
(1)

This cAMP analog acts similarly to cAMP, activating PKA which can phosphorylate proteins, potentially including factors that associate with RAP55, thus enhancing its role in mRNA metabolism.

Ionomycin

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

By increasing intracellular calcium levels, ionomycin activates calcium-dependent protein kinases, which may phosphorylate and thus enhance RAP55's role in the formation of processing bodies (P-bodies).

PMA

16561-29-8sc-3576
sc-3576A
sc-3576B
sc-3576C
sc-3576D
1 mg
5 mg
10 mg
25 mg
100 mg
$41.00
$132.00
$214.00
$500.00
$948.00
119
(6)

As a PKC activator, PMA can modulate phosphorylation states of proteins, potentially influencing RAP55's interaction with other RNA-binding proteins and enhancing its role in RNA granule assembly.

LY 294002

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

This PI3K inhibitor can shift cellular signaling, indirectly affecting pathways that could enhance RAP55's role in RNA metabolism and stress granule dynamics.

U-0126

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

As a MEK inhibitor, U0126 may alter signaling pathways, potentially leading to changes in RAP55's activity as part of the cellular stress response and its interaction with mRNA.

Okadaic Acid

78111-17-8sc-3513
sc-3513A
sc-3513B
25 µg
100 µg
1 mg
$291.00
$530.00
$1800.00
78
(4)

As an inhibitor of protein phosphatases PP1 and PP2A, okadaic acid can sustain the phosphorylation state of proteins, which may indirectly enhance RAP55's function in mRNA regulation.

Spermidine

124-20-9sc-215900
sc-215900B
sc-215900A
1 g
25 g
5 g
$57.00
$607.00
$176.00
(2)

By inducing autophagy, spermidine could facilitate the turnover of cellular components, potentially enhancing RAP55-mediated mRNA decapping and decay within P-bodies.

SB 203580

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

An inhibitor of p38 MAPK, SB203580 could alter the cellular stress response, thereby indirectly enhancing RAP55's role in the assembly of stress granules and regulation of mRNA stability.

Anisomycin

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

This JNK activator can lead to the modification of signaling pathways, potentially affecting RAP55's function in mRNA turnover and stress granule dynamics.