Date published: 2026-4-24

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Scratch2 Activators

Scratch2 Activators encompass a variety of chemical compounds that indirectly boost the functional activity of Scratch2 by targeting distinct signaling pathways. Forskolin, through the elevation of intracellular cAMP, indirectly activates Scratch2 by enabling PKA to phosphorylate transcriptional machinery, thus enhancing Scratch2's role in gene regulation. Likewise, IBMX sustains increased cAMP levels, reinforcing PKA activity and thereby augmenting Scratch2's transcriptional influence. Epigallocatechin Gallate, by inhibiting certain protein kinases, alleviates inhibitory phosphorylations, which could boost Scratch2's activity. PMA directly engages PKC, which may potentiate Scratch2 by modifying transcriptional controls. A23187, through its ionophoric action, raises intracellular calcium levels, which could stimulate calcium-responsive elements that enhance Scratch2 function.

The lipid molecule Sphingosine-1-phosphate may activate Scratch2 through pathways associated with cellular differentiation, further bolstering Scratch2's role in gene expression regulation. The cAMP analog 8-Bromo-cAMP ensures prolonged PKA activation, leading to a sustained enhancement of Scratch2. Ina unique situation, Staurosporine's broad kinase inhibition profile includes kinases that negatively regulate Scratch2, thereby indirectly promoting Scratch2's transcription factor activity. Thapsigargin, by disrupting calcium homeostasis, can augment Scratch2's activity via calcium-dependent pathways.

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 raises intracellular cAMP levels, which in turn activates PKA (Protein Kinase A). PKA phosphorylates various substrates that can lead to the activation of Scratch2 by enhancing its transcription factor activity and promoting the expression of genes under its control.

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 prevents the breakdown of cAMP and cGMP in the cell. Elevated cAMP levels lead to the activation of PKA, which can enhance Scratch2 activity by promoting nuclear localization and binding to target DNA sequences.

(−)-Epigallocatechin Gallate

989-51-5sc-200802
sc-200802A
sc-200802B
sc-200802C
sc-200802D
sc-200802E
10 mg
50 mg
100 mg
500 mg
1 g
10 g
$43.00
$73.00
$126.00
$243.00
$530.00
$1259.00
11
(1)

EGCG is known to inhibit several protein kinases, which can lead to the de-repression of Scratch2 activity by reducing phosphorylation-based inhibition, thereby enhancing its role as a transcription factor in gene expression.

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)

PMA activates Protein Kinase C (PKC), which can modulate transcription factors through various signaling pathways. This activation may enhance the functional activity of Scratch2 by promoting its phosphorylation and increasing its transcriptional activity.

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 is an ionophore that increases intracellular calcium levels, potentially enhancing Scratch2 activity through calcium-sensitive signaling pathways that affect transcription factor functions.

D-erythro-Sphingosine-1-phosphate

26993-30-6sc-201383
sc-201383D
sc-201383A
sc-201383B
sc-201383C
1 mg
2 mg
5 mg
10 mg
25 mg
$165.00
$322.00
$570.00
$907.00
$1727.00
7
(1)

This lipid signaling molecule can activate signaling pathways that may enhance Scratch2 activity, particularly in pathways related to cellular differentiation where Scratch2 is a known player.

8-Bromo-cAMP

76939-46-3sc-201564
sc-201564A
10 mg
50 mg
$126.00
$328.00
30
(1)

A cAMP analog that is resistant to degradation by phosphodiesterases, leading to persistent activation of PKA. This can lead to sustained enhancement of Scratch2 transcription factor activity.

Staurosporine

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

Although a broad-spectrum kinase inhibitor, staurosporine can lead to selective activation of Scratch2 by inhibiting kinases that normally phosphorylate and inactivate Scratch2, thereby promoting its activity.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$136.00
$446.00
114
(2)

Thapsigargin inhibits the sarcoplasmic/endoplasmic reticulum Ca2+ ATPase (SERCA), increasing intracellular calcium levels, which may enhance Scratch2 activation through calcium-dependent signaling mechanisms.