Date published: 2026-5-26

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RIC-8A Activators

Chemicals that modulate G protein signaling can indirectly influence RIC-8A activity, which is crucial for G protein regulation. Compounds such as forskolin and IBMX, which increase intracellular cAMP, and cholera toxin, which directly activates Gαs proteins, can amplify the signaling that necessitates the GEF activity of RIC-8A.

Compounds like GTPγS and MnCl2, which interact directly with G proteins, may stimulate the need for RIC-8A-mediated exchange activity. AlF4-, through its action as a phosphate analog, and mastoparan, by stimulating G proteins, could also perturb the normal signaling balance, potentially necessitating enhanced RIC-8A activity. Lysophosphatidic acid (LPA) functions through G protein-coupled receptors (GPCRs) and could therefore augment the activity of RIC-8A by increasing G protein signaling demand. Thapsigargin and A23187 alter intracellular calcium levels, influencing numerous signaling pathways that can involve G protein activation and hence possibly RIC-8A activity. Lastly, the activation of protein kinase C by PMA affects multiple targets within G protein signaling pathways, which could indirectly enhance RIC-8A's function.

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)

Forskolin activates adenylyl cyclase, increasing cAMP levels, which can enhance G protein signaling by promoting the exchange of GDP for GTP on Gα subunits, potentially influencing the activity of RIC-8A as a GEF.

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-specific inhibitor of phosphodiesterases, leading to an increase in cAMP by preventing its degradation, which can augment G protein signaling pathways and could thereby increase RIC-8A activity indirectly.

Guanosine 5′-O-(3-thiotriphosphate) tetralithium salt

94825-44-2sc-202639
10 mg
$465.00
(0)

GTPγS is a non-hydrolyzable GTP analog that can bind to G proteins and mimic the activated state, possibly necessitating increased GEF activity from RIC-8A to reset the G proteins.

Manganese(II) chloride beads

7773-01-5sc-252989
sc-252989A
100 g
500 g
$19.00
$31.00
(0)

Manganese ions can activate G proteins by promoting GTP binding, which could indirectly increase the demand for RIC-8A GEF activity.

Aluminum Fluoride

7784-18-1sc-291881
sc-291881A
10 g
50 g
$67.00
$250.00
(0)

AlF4- acts as a phosphate analog and can stabilize G proteins in their active forms, potentially influencing the balance of G protein signaling and indirectly the activity of RIC-8A.

Mastoparan

72093-21-1sc-200831
1 mg
$99.00
(1)

Mastoparan is a wasp venom peptide that can directly stimulate G proteins, leading to increased signaling activity that may necessitate heightened GEF function, possibly involving RIC-8A.

Lysophosphatidic Acid

325465-93-8sc-201053
sc-201053A
5 mg
25 mg
$98.00
$341.00
50
(3)

LPA is a bioactive lipid that activates G protein-coupled receptors, potentially increasing RIC-8A activity to facilitate the exchange of GDP for GTP on Gα subunits.

Thapsigargin

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

Thapsigargin raises intracellular calcium levels by inhibiting the sarco/endoplasmic reticulum Ca2+ ATPase, which can modulate G protein signaling and potentially influence RIC-8A's GEF activity.

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 is a calcium ionophore that increases intracellular calcium, which is a second messenger in various G protein signaling pathways, possibly affecting the activity of RIC-8A indirectly.

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 can phosphorylate and modulate the activity of various proteins within G protein signaling cascades, potentially influencing RIC-8A activity indirectly.