Date published: 2026-5-30

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Olr1264 Activators

Chemical activators of Olr1264 can initiate a cascade of intracellular events leading to its phosphorylation and activation. Forskolin, by virtue of its direct activation of adenylate cyclase, raises the levels of cAMP within the cell. This surge in cAMP can activate protein kinase A (PKA), which in turn can phosphorylate Olr1264, changing its activity state. Similarly, Isoproterenol, through its action as a beta-adrenergic agonist, binds to beta-adrenergic receptors, which also triggers the adenylate cyclase pathway and subsequently increases cAMP levels, leading to the activation of PKA. PKA can then target Olr1264 for phosphorylation. Dibutyryl cAMP, a membrane-permeable cAMP analog, bypasses cell surface receptors and directly activates PKA, which again leads to the phosphorylation of Olr1264. IBMX, by inhibiting phosphodiesterases, prevents the breakdown of cAMP, therefore sustaining PKA activity and maintaining the phosphorylation capacity on Olr1264.

In another route, Ionomycin and A23187, both calcium ionophores, elevate intracellular calcium levels, which can activate calcium-dependent protein kinases such as Calmodulin-dependent kinase (CaMK). Activated CaMK can phosphorylate Olr1264, altering its function. Thapsigargin contributes to the rise in cytosolic calcium by inhibiting SERCA, causing a similar activation of calcium-dependent kinases which then act on Olr1264. FPL 64176 and BAY K8644, as activators of L-type calcium channels, also lead to increased intracellular calcium, setting the stage for activation of CaMK or similar kinases that would phosphorylate Olr1264. Phorbol 12-myristate 13-acetate (PMA) activates protein kinase C (PKC), which can target a variety of proteins including Olr1264 for phosphorylation. Zinc sulfate, being a cofactor for various enzymes, can be critical for the activation of certain kinases, which can then phosphorylate Olr1264. Anandamide, through its interaction with cannabinoid receptors, can activate a series of kinases capable of targeting and phosphorylating Olr1264, bringing about its activation.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Isoproterenol Hydrochloride

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

Isoproterenol, a beta-adrenergic agonist, binds to beta-adrenergic receptors and activates adenylate cyclase through G protein signaling, resulting in increased cAMP and subsequent activation of PKA. PKA can then phosphorylate and activate Olr1264.

Ionomycin

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

Ionomycin acts as a calcium ionophore, raising intracellular calcium levels, which can activate calcium-dependent protein kinases such as CaMK. These kinases can then phosphorylate Olr1264, leading to its functional activation.

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 phosphorylate a myriad of proteins. PKC-mediated phosphorylation of Olr1264 would result in its functional activation.

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), leading to increased cytosolic calcium levels. Elevated calcium can activate CaMK or other calcium-dependent kinases, which are capable of phosphorylating and activating Olr1264.

Zinc

7440-66-6sc-213177
100 g
$48.00
(0)

Zinc acts as a cofactor for various enzymes, including kinases. The presence of zinc could be essential for the activation of kinases that phosphorylate and activate Olr1264.

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)

Dibutyryl cAMP is a cAMP analog that can permeate cell membranes and directly activate PKA. Once activated, PKA can phosphorylate and activate Olr1264.

FPL-64176

120934-96-5sc-201491
5 mg
$83.00
1
(1)

FPL 64176 is an L-type calcium channel activator, which increases intracellular calcium levels and could subsequently activate CaMK or other calcium-dependent kinases. These kinases can phosphorylate and activate Olr1264.

(±)-Bay K 8644

71145-03-4sc-203324
sc-203324A
sc-203324B
1 mg
5 mg
50 mg
$84.00
$196.00
$817.00
(0)

BAY K8644 is another L-type calcium channel activator that increases intracellular calcium, potentially leading to the activation of calcium-dependent kinases. These kinases can then phosphorylate and functionally activate Olr1264.

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, potentiating its action. Sustained cAMP levels can lead to the continued activation of PKA, which in turn, could phosphorylate and activate Olr1264.

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, like ionomycin, is a calcium ionophore that increases intracellular calcium concentration. This increase can activate CaMK or other calcium-dependent kinases, leading to the phosphorylation and functional activation of Olr1264.