Date published: 2026-5-16

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SPRED3 Activators

SPRED3 activators are a collection of compounds that indirectly enhance the functional activity of SPRED3 by influencing various signaling pathways in which this protein is a critical modulator. For instance, Forskolin raises intracellular cAMP levels, which activates PKA, leading to the phosphorylation of proteins that are part of the Ras/ERK/MAPK pathway, thus enhancing the negative feedback regulation role of SPRED3. Sildenafil, by inhibiting PDE5, and Rolipram, by inhibiting PDE4, both prevent the degradation of cyclic nucleotides, potentiating the PKA and PKG pathways and thereby potentially enhancing SPRED3 activity. Okadaic Acid, through the inhibition of phosphatases, leads to an increase in phosphorylated proteins, indirectly enhancing the MAPK pathway activity and the function of SPRED3. EGCG, as an antioxidant, may modulate the MAPK pathway and thus influence the activity of SPRED3, while Bisindolylmaleimide I, a PKC inhibitor, might shift signaling pathways to favor those regulated by SPRED3.

Anisomycin, as a JNK activator, and ZM-447439, as an Aurora kinase inhibitor, may indirectly enhance SPRED3's regulatory functions in their respective pathways. Caffeine, by inhibiting phosphodiesterases, results in elevated cAMP levels and subsequent PKA activation, potentially facilitating SPRED3's modulatory role in cAMP-dependent signaling pathways. These chemical activators, through their targeted effects on cellular signaling, serve to enhance the regulatory functions of SPRED3 without directly increasing its expression or 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. Elevated cAMP activates PKA, which can phosphorylate and activate proteins involved in the Ras/ERK/MAPK pathway, leading to an enhancement of SPRED3's function in negative feedback regulation of this pathway.

Rolipram

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

Rolipram inhibits PDE4, leading to increased cAMP levels, which in turn activates PKA. PKA can phosphorylate components of the Ras/ERK/MAPK pathway, indirectly enhancing the role of SPRED3 in this signaling cascade by modulating the pathway's intensity and duration.

Okadaic Acid

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

Okadaic Acid is a potent inhibitor of protein phosphatases 1 and 2A, leading to increased phosphorylation levels of proteins. This results in the indirect activation of the MAPK pathway, potentially enhancing the activity of SPRED3 by modulating the phosphorylation state of proteins that SPRED3 interacts with.

(−)-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 a potent antioxidant that has been shown to modulate various signaling pathways, including the MAPK pathway. By altering this pathway, EGCG could indirectly enhance the function of SPRED3 by affecting the pathway's dynamics and SPRED3's role within it.

Bisindolylmaleimide I (GF 109203X)

133052-90-1sc-24003A
sc-24003
1 mg
5 mg
$105.00
$242.00
36
(1)

Bisindolylmaleimide I is a specific inhibitor of PKC, which is involved in multiple signaling pathways. Inhibition of PKC can lead to a re-balance in cell signaling that favorably affects pathways where SPRED3 acts as a regulator.

Anisomycin

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

Anisomycin is a JNK activator that could indirectly enhance SPRED3 activity by modulating the JNK pathway, which intersects with pathways regulated by SPRED3, potentially affecting its functional activity.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
50 g
100 g
250 g
1 kg
5 kg
$33.00
$67.00
$97.00
$192.00
$775.00
13
(1)

Caffeine acts as a competitive inhibitor of phosphodiesterases, leading to increased cAMP levels. This can activate PKA and thus indirectly enhance SPRED3 activity by affecting cAMP-dependent signaling pathways where SPRED3 is involved.

ZM-447439

331771-20-1sc-200696
sc-200696A
1 mg
10 mg
$153.00
$356.00
15
(1)

ZM-447439 is an Aurora kinase inhibitor that disrupts mitotic progression. By influencing this pathway, it could potentially augment SPRED3's regulatory role in cell cycle-related signaling pathways.