Date published: 2026-3-31

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MAST3 Activators

MAST3 activators comprise a selection of chemical compounds that indirectly enhance the kinase's functional activity by modulating various cellular signaling pathways. Forskolin and Dibutyryl-cAMP (db-cAMP), through elevation of intracellular cAMP levels, activate protein kinase A (PKA), which is known to phosphorylate target proteins, thereby indirectly promoting MAST3's kinase activity. IBMX contributes similarly by inhibiting phosphodiesterase activity, which leads to increased cAMP and subsequent PKA activation, influencing MAST3 activity. The activation of protein kinase C (PKC) by Phorbol 12-myristate 13-acetate (PMA) could also modulate MAST3 activity through phosphorylation events. Additionally, A-769662, an activator of AMP-activated protein kinase (AMPK), has the potential to enhance MAST3 activity through AMPK's role in cellular energy homeostasis and downstream kinase interactions.

Furthermore, the inhibition of protein phosphatases by Okadaic acid may prolong the phosphorylated state of MAST3, thus sustaining its activity. The stress-activated kinase pathway is tapped into by Anisomycin, which could lead to the activation of kinases that phosphorylate MAST3. Spermine, by modulating ion channel function, may also influence the activity of MAST3 indirectly. Epigallocatechin gallate (EGCG), through its inhibitory effects on competitive kinases, could potentially clear the way for MAST3's enhanced activity. Lastly, LY294002, PD98059, and SB203580, through their inhibitory effects on PI3K, MEK, and p38 MAPK, respectively, might shift the balance of cellular phosphorylation events towards the activation of MAST3, highlighting the intricate network of kinase signaling in which MAST3 activators operate.

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Items 1 to 10 of 12 total

Display:

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 activates adenylyl cyclase, leading to an increase in intracellular cAMP levels. Elevated cAMP activates PKA, which can then phosphorylate MAST3, potentially enhancing its kinase activity.

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 non-selective inhibitor of phosphodiesterases, enzymes that break down cAMP. By preventing cAMP degradation, IBMX indirectly increases PKA activity, which may enhance MAST3 phosphorylation and activity.

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 is a potent activator of protein kinase C (PKC). PKC can modulate the phosphorylation status of multiple proteins, including kinases like MAST3, thereby potentially enhancing its activity.

A-769662

844499-71-4sc-203790
sc-203790A
sc-203790B
sc-203790C
sc-203790D
10 mg
50 mg
100 mg
500 mg
1 g
$184.00
$741.00
$1076.00
$3417.00
$5304.00
23
(2)

A-769662 activates AMP-activated protein kinase (AMPK). AMPK activation can lead to phosphorylation of downstream targets, including kinases that may interact with and enhance the activity of MAST3.

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. Inhibition of these phosphatases prevents dephosphorylation of kinase substrates, which could sustain or enhance MAST3 activity if it is a substrate.

Anisomycin

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

Anisomycin is a protein synthesis inhibitor that also activates stress-activated protein kinases (SAPKs), such as JNK. Activation of these kinases may lead to phosphorylation events that enhance MAST3 activity.

Spermine

71-44-3sc-212953A
sc-212953
sc-212953B
sc-212953C
1 g
5 g
25 g
100 g
$61.00
$196.00
$277.00
$901.00
1
(0)

Spermine is a polyamine that can modulate various ion channels and has been implicated in the activation of certain kinases. It may indirectly enhance MAST3 activity through modulation of cellular signaling.

(−)-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 catechin found in green tea that inhibits several kinases. It may allow MAST3 to become more active by reducing competitive kinase activity in shared pathways.

Dibutyryl-cAMP

16980-89-5sc-201567
sc-201567A
sc-201567B
sc-201567C
20 mg
100 mg
500 mg
10 g
$47.00
$136.00
$492.00
$4552.00
74
(7)

db-cAMP is a cell-permeable cAMP analog that activates PKA. PKA activation can lead to phosphorylation of kinases, including MAST3, enhancing its activity.

LY 294002

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

LY294002 is a PI3K inhibitor, which can modulate downstream signaling pathways. By influencing these pathways, LY294002 could lead to a compensatory increase in MAST3 activity.