Date published: 2026-4-24

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RGS1 Activators

The chemical class of RGS1 activators is not characterized by direct interaction with the RGS1 protein; instead, these compounds modulate cellular signaling pathways, particularly those involving cAMP, indirectly influencing the activity of RGS1. RGS1 (Regulator of G protein Signaling 1) plays a role in terminating the signaling activity of G proteins, and its activity is intricately linked to the overall dynamics of G protein-coupled receptor (GPCR) signaling pathways.

This class of compounds, including forskolin, epinephrine, and various phosphodiesterase inhibitors, primarily functions by manipulating the levels of cAMP within the cell. An increase in cAMP typically results from the activation of adenylate cyclase or inhibition of phosphodiesterases, enzymes responsible for cAMP degradation. Higher cAMP levels can promote the activation of protein kinase A (PKA), which subsequently influences various cellular processes, including those modulating GPCR signaling. Since RGS1 is a critical regulator in the GPCR pathway, alterations in cAMP levels and the subsequent cascade of events can indirectly influence the activity of RGS1. Additionally, compounds like dopamine and salbutamol, which act as agonists for specific GPCRs, contribute to the modulation of cAMP levels and thereby create a cellular context that can indirectly impact RGS1 activity.

SEE ALSO...

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)

Activates adenylate cyclase, increasing cAMP levels. Higher cAMP can indirectly enhance RGS1 activity by promoting G protein-mediated signaling.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$260.00
$350.00
$500.00
34
(1)

A non-selective inhibitor of phosphodiesterases, leading to increased cAMP levels which can enhance RGS1 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)

A hormone and neurotransmitter that can increase cAMP levels indirectly influencing RGS1 activity.

Rolipram

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

A selective inhibitor of phosphodiesterase 4, increases cAMP levels thereby can indirectly activate RGS1.

Cilostazol

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

A phosphodiesterase 3 inhibitor, increases cAMP levels and can indirectly influence RGS1 activity.

Isoproterenol Hydrochloride

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

A synthetic catecholamine and non-selective β-adrenergic agonist, increases cAMP and can indirectly activate RGS1.

PGE1 (Prostaglandin E1)

745-65-3sc-201223
sc-201223A
1 mg
10 mg
$31.00
$145.00
16
(4)

Activates adenylate cyclase through its receptor, increasing cAMP levels, and can indirectly enhance RGS1 activity.

Dopamine

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

Through certain receptors, can increase cAMP levels, indirectly influencing RGS1 activity.

Salbutamol

18559-94-9sc-253527
sc-253527A
25 mg
50 mg
$94.00
$141.00
(1)

A β2-adrenergic agonist, can increase cAMP levels, indirectly enhancing RGS1 activity.