Date published: 2026-5-15

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V1RE1 Activators

Chemical activators of V1RE1 include a range of compounds that influence the protein's function via various cellular mechanisms. Calcium ionophore A23187 and Ionomycin, for instance, both act by increasing the intracellular calcium concentration. The resultant elevation in calcium levels can directly activate V1RE1 by inducing structural changes or interactions with calcium-responsive elements within the protein. Similarly, Thapsigargin disrupts calcium storage by inhibiting the SERCA pump of the endoplasmic reticulum, leading to an increase in the cytosolic calcium concentration, which in turn activates V1RE1. Bay K8644 directly stimulates L-type calcium channels, promoting an influx of calcium ions into the cell and activating V1RE1 in the process.

On the other hand, Forskolin and Isoproterenol work by enhancing the levels of cAMP within the cell. Forskolin directly activates adenylate cyclase, thereby increasing cAMP production, which then activates protein kinase A (PKA). PKA can phosphorylate and consequently activate V1RE1. Isoproterenol, by activating beta-adrenergic receptors, similarly increases cAMP levels and indirectly leads to the activation of V1RE1 through PKA-mediated phosphorylation. Phorbol 12-myristate 13-acetate (PMA) activates protein kinase C, which is known to phosphorylate various target proteins that can include V1RE1, thereby activating it. cAMP analogs such as 8-Bromo-cAMP and Dibutyryl-cAMP bypass upstream receptors and G-proteins, directly activating PKA, which then can lead to the activation of V1RE1. Additionally, the oxidative stress inducer Hydrogen peroxide can activate V1RE1 through redox-mediated signaling pathways. S-Nitroso-N-acetylpenicillamine, a nitric oxide donor, can activate V1RE1 by increasing the levels of cGMP via activation of guanylate cyclase. BAY 41-2272 also activates soluble guanylate cyclase, but does so independently of nitric oxide, leading to increased cGMP levels and subsequent activation of V1RE1. Each of these chemicals, by engaging with specific cellular signaling pathways, ensures the activation of V1RE1 through distinct yet converging mechanisms, highlighting the complexity and specificity of cellular regulation.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

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)

This chemical directly increases intracellular calcium levels, which activates V1RE1 by promoting its conformational change or interaction with calcium-binding domains.

Ionomycin

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

Ionomycin functions similarly to A23187, raising intracellular calcium concentrations and directly resulting in the activation of V1RE1.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$136.00
$446.00
114
(2)

Thapsigargin inhibits the SERCA, leading to a release of calcium from the endoplasmic reticulum, thus increasing intracellular calcium levels and activating V1RE1.

(±)-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 activates L-type calcium channels, leading to an influx of calcium ions, which can directly activate V1RE1.

Isoproterenol Hydrochloride

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

Isoproterenol activates beta-adrenergic receptors, which increase cAMP levels through G-protein coupled receptor signaling, leading to activation of V1RE1 via protein kinase A phosphorylation.

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, which phosphorylates target proteins, potentially including V1RE1, leading to its activation.

8-Bromo-cAMP

76939-46-3sc-201564
sc-201564A
10 mg
50 mg
$126.00
$328.00
30
(1)

8-Bromo-cAMP acts as a cAMP analog, directly activating PKA, which can lead to the phosphorylation and activation of V1RE1.

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, another cAMP analog, directly activates cAMP-dependent pathways, potentially leading to the activation of V1RE1.

Hydrogen Peroxide

7722-84-1sc-203336
sc-203336A
sc-203336B
100 ml
500 ml
3.8 L
$31.00
$61.00
$95.00
28
(1)

Hydrogen peroxide induces oxidative stress-related signaling pathways, which can lead to the activation of V1RE1.

(±)-S-Nitroso-N-acetylpenicillamine

79032-48-7sc-200319B
sc-200319
sc-200319A
10 mg
20 mg
100 mg
$74.00
$114.00
$374.00
18
(3)

This nitric oxide donor activates guanylate cyclase, increasing cGMP levels, which can lead to the activation of V1RE1.