Date published: 2026-4-24

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MYL2 Activators

MYL2, also known as myosin regulatory light chain 2, is a protein that plays a crucial role in muscle contraction. The functional activity of MYL2 can be enhanced by several chemicals that influence specific signaling pathways or cellular processes. For instance, chemicals such as Phorbol 12-Myristate 13-Acetate (PMA), Forskolin, Epinephrine, Norepinephrine, Dopamine, and Isoproterenol activate signaling pathways leading to the increased production of cyclic AMP (cAMP) or directly increase its levels. This, in turn, activates Protein Kinase A (PKA), a kinase known to phosphorylate MYL2 and enhance its activity.

Additionally, chemicals such as IBMX, Cilostazol, Rolipram, and Milrinone function as phosphodiesterase inhibitors, preventing the breakdown of cAMP and thus increasing its levels in cells. This elevated level of cAMP leads to the activation of PKA, which can phosphorylate MYL2, thereby enhancing its function. Lastly, Pilocarpine and Carbachol, as cholinergic agonists, lead to an increase in intracellular calcium levels. This elevation in calcium activates calmodulin, which in turn can activate MYL2. Thus, the activity of MYL2 can be directly or indirectly enhanced by these specific chemicals through their influences on cellular signaling pathways or processes involved in its regulation.

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Items 1 to 10 of 12 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

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), which is involved in the regulation of MYL2 by phosphorylation. The activation of PKC can enhance the functional activity of MYL2.

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 is an activator of adenylate cyclase, which increases the levels of cyclic AMP (cAMP) in cells. The increase in cAMP activates PKA, which can phosphorylate MYL2 and enhance its 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 activates adrenergic receptors, leading to activation of G-proteins and subsequent increase in cAMP levels. The increase in cAMP activates PKA, which can phosphorylate and activate MYL2.

L-Noradrenaline

51-41-2sc-357366
sc-357366A
1 g
5 g
$326.00
$485.00
3
(0)

Similar to epinephrine, norepinephrine activates adrenergic receptors, leading to an increase in cAMP levels. The rise in cAMP activates PKA, which can phosphorylate and enhance MYL2 activity.

Dopamine

51-61-6sc-507336
1 g
$290.00
(0)

Dopamine, through its receptors, can increase cAMP levels, leading to PKA activation. PKA can phosphorylate MYL2 and enhance its activity.

Isoproterenol Hydrochloride

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

Isoproterenol is a non-selective beta-adrenergic receptor agonist. Its activation of these receptors leads to an increase in cAMP levels, subsequently activating PKA which can phosphorylate and activate MYL2.

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 phosphodiesterase inhibitor, preventing the breakdown of cAMP and thus increasing its levels. The elevated cAMP activates PKA which can phosphorylate MYL2, enhancing its activity.

Cilostazol

73963-72-1sc-201182
sc-201182A
10 mg
50 mg
$109.00
$322.00
3
(1)

Cilostazol is a selective inhibitor of phosphodiesterase 3 (PDE3), which increases cAMP levels. The increased cAMP activates PKA that can phosphorylate MYL2, enhancing its function.

Rolipram

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

Rolipram is a selective inhibitor of PDE4, leading to increased cAMP levels. The elevated cAMP activates PKA which can phosphorylate MYL2, enhancing its activity.

Milrinone

78415-72-2sc-201193
sc-201193A
10 mg
50 mg
$165.00
$697.00
7
(0)

Milrinone is a potent and selective inhibitor of PDE3, which increases the levels of cAMP. The increased cAMP levels activate PKA, which can phosphorylate MYL2, enhancing its function.