Date published: 2026-5-30

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Vmn2r77 Activators

Chemical activators of Vmn2r77 can initiate its activation through various intracellular signaling pathways. Isoproterenol, epinephrine, and norepinephrine, through their interaction with beta-adrenergic receptors, trigger a cascade that leads to the activation of adenylate cyclase. This enzyme, in turn, catalyzes the conversion of ATP to cyclic AMP (cAMP). The increase in cAMP levels activates protein kinase A (PKA), which can phosphorylate Vmn2r77, leading to its activation. Forskolin operates in a similar manner but bypasses the receptor and directly stimulates adenylate cyclase, thereby also leading to PKA activation and subsequent phosphorylation of Vmn2r77. Serotonin and dopamine also promote the activation of Vmn2r77 via their respective receptors that stimulate adenylate cyclase, resulting in PKA-mediated phosphorylation. Acetylcholine, through its muscarinic receptors, and adenosine, via A2A receptors, also engage pathways that culminate in the activation of adenylate cyclase and PKA, both of which can contribute to the phosphorylation and activation of Vmn2r77.

Other activators of Vmn2r77, such as histamine, arginine vasopressin, oxytocin, and angiotensin II, follow a different route. These chemicals bind to their respective receptors and activate phospholipase C (PLC), which leads to the hydrolysis of phosphatidylinositol 4,5-bisphosphate (PIP2) into inositol trisphosphate (IP3) and diacylglycerol (DAG). The production of IP3 and DAG signals the release of calcium from intracellular stores and the activation of protein kinase C (PKC), respectively. PKC then can phosphorylate Vmn2r77, which is essential for its activation. Each chemical, despite engaging different receptors or enzymes, converges on pathways that lead to the phosphorylation and activation of Vmn2r77, demonstrating the protein's central role in cellular signaling processes.

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Isoproterenol Hydrochloride

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

Isoproterenol activates beta-adrenergic receptors which are coupled to Gs proteins. This coupling leads to the activation of adenylate cyclase, increasing cAMP levels, which in turn activates PKA. PKA then can phosphorylate Vmn2r77, leading to its activation.

Histamine, free base

51-45-6sc-204000
sc-204000A
sc-204000B
1 g
5 g
25 g
$94.00
$283.00
$988.00
7
(1)

Histamine, through its binding to H1 receptors, activates phospholipase C (PLC). PLC activation leads to the production of inositol trisphosphate (IP3) and diacylglycerol (DAG), which in turn activates protein kinase C (PKC). PKC has the potential to phosphorylate and activate Vmn2r77.

Serotonin hydrochloride

153-98-0sc-201146
sc-201146A
100 mg
1 g
$118.00
$187.00
15
(1)

Serotonin binds to 5-HT receptors, particularly the G protein-coupled receptors which can activate adenylate cyclase resulting in increased cAMP levels. The elevated cAMP activates PKA, which could lead to the activation of Vmn2r77 through phosphorylation.

Dopamine

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

Dopamine binds to its D1-like receptors that are coupled to Gs proteins, leading to the activation of adenylate cyclase, increase in cAMP levels, and activation of PKA. PKA can phosphorylate Vmn2r77, leading to its activation.

Adenosine

58-61-7sc-291838
sc-291838A
sc-291838B
sc-291838C
sc-291838D
sc-291838E
sc-291838F
1 g
5 g
100 g
250 g
1 kg
5 kg
10 kg
$34.00
$48.00
$300.00
$572.00
$1040.00
$2601.00
$4682.00
1
(0)

Adenosine interacts with A2A receptors, which are coupled to Gs proteins, leading to increased cAMP levels via adenylate cyclase activation and subsequent PKA activation. PKA then may phosphorylate and activate Vmn2r77.

Arginine vasopressin

113-79-1sc-507381
100 mg
$810.00
(0)

Arginine Vasopressin binds to V1a receptors, which can activate PLC. This leads to the production of IP3 and DAG, which can activate PKC. PKC, in turn, has the potential to phosphorylate and activate Vmn2r77.

Oxytocin acetate salt

50-56-6sc-279938
sc-279938A
sc-279938B
sc-279938C
sc-279938D
sc-279938E
1 mg
5 mg
25 mg
100 mg
250 mg
1 g
$60.00
$180.00
$337.00
$663.00
$969.00
$1836.00
4
(1)

Oxytocin binds to its receptors, leading to the activation of PLC. This activation of PLC can result in the production of IP3 and DAG, which could activate PKC. PKC can phosphorylate and potentially activate Vmn2r77.

Angiotensin II, Human

4474-91-3sc-363643
sc-363643A
sc-363643B
sc-363643C
1 mg
5 mg
25 mg
100 mg
$51.00
$100.00
$310.00
$690.00
3
(1)

Angiotensin II engages with AT1 receptors, which are coupled to Gq proteins, leading to the activation of PLC. This increases the production of IP3 and DAG, which activates PKC. PKC can potentially phosphorylate and activate Vmn2r77.

(−)-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 interacts with beta-adrenergic receptors, which are coupled to Gs proteins. This leads to the activation of adenylate cyclase, increased cAMP, and activation of PKA. PKA can phosphorylate Vmn2r77, leading to its activation.

L-Noradrenaline

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

Norepinephrine binds to beta-adrenergic receptors, which are coupled to Gs proteins, leading to the activation of adenylate cyclase, thereby increasing cAMP levels and activating PKA. PKA can phosphorylate and activate Vmn2r77.