RGS10 Activators
The RGS10 activators represent a diverse group of chemicals that modulate the activity of RGS10, a crucial regulator of G protein signaling. These chemicals exert their effects through distinct biochemical mechanisms, fine-tuning cellular responses to G protein-coupled receptor activation. Forskolin, found in Coleus forskohlii, activates adenylate cyclase, leading to increased cAMP levels. Elevated cAMP activates PKA, which phosphorylates and activates RGS10. Thapsigargin, a sesquiterpene lactone, inhibits SERCA pump, causing a rise in cytoplasmic calcium. Increased calcium activates CaMKII, which phosphorylates RGS10, enhancing its GAP activity. Resveratrol activates AMPK, leading to direct phosphorylation and activation of RGS10. These chemicals collectively highlight the importance of intracellular signaling cascades in modulating RGS10. Moreover, small molecules like NSC23766 and Y27632 showcase indirect activation by influencing Rho GTPases and ROCK, respectively. NSC23766 selectively inhibits Rac1, altering cytoskeletal dynamics and increasing Gα subunit availability for RGS10. Y27632, a ROCK inhibitor, modulates cytoskeletal dynamics, enhancing G protein inactivation by RGS10. These examples underscore the intricate relationship between cellular processes and RGS10 activation. The calcium channel activator Bay K8644 induces calcium influx, activating CaMK, which phosphorylates and activates RGS10, emphasizing the role of calcium-dependent pathways in RGS10 regulation.
Furthermore, compounds like A23187 and Ionomycin act as calcium ionophores, leading to increased intracellular calcium levels. Calmodulin and CaMKII, activated by elevated calcium, directly phosphorylate RGS10, enhancing its GAP activity. The specific modulation of RGS10 by these compounds showcases the intersection between calcium signaling and G protein regulation. Additionally, chemicals like KT5720, 8-CPT-cAMP, PMA, and L-NAME target protein kinase A, cyclic AMP, protein kinase C, and nitric oxide synthase, respectively, showcasing diverse pathways converging on RGS10 activation. In conclusion, the RGS10 activators encompass a spectrum of chemicals that intricately modulate RGS10 activity through diverse intracellular pathways. These chemicals play a pivotal role in shaping the dynamics of G protein signaling, highlighting the complexity and precision of cellular responses regulated by RGS10.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Forskolin | 66575-29-9 | sc-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 | |
Forskolin is a diterpene found in the plant Coleus forskohlii. It activates adenylate cyclase, leading to an increase in intracellular cAMP levels. This heightened cAMP activates protein kinase A (PKA), which subsequently phosphorylates and activates RGS10. The phosphorylation of RGS10 enhances its interaction with Gα subunits, promoting GTP hydrolysis and prolonging the active state of G proteins. | ||||||
Thapsigargin | 67526-95-8 | sc-24017 sc-24017A | 1 mg 5 mg | $136.00 $446.00 | 114 | |
Thapsigargin, a sesquiterpene lactone, inhibits sarco/endoplasmic reticulum Ca2+ ATPase (SERCA) pump, causing a rise in cytoplasmic calcium levels. Elevated calcium activates calcium-dependent kinases, including Ca2+/calmodulin-dependent protein kinase II (CaMKII). CaMKII phosphorylates RGS10, enhancing its GAP activity towards Gα subunits. The increased GTP hydrolysis by RGS10 results in prolonged G protein inactivation and downstream signaling attenuation. | ||||||
Resveratrol | 501-36-0 | sc-200808 sc-200808A sc-200808B | 100 mg 500 mg 5 g | $80.00 $220.00 $460.00 | 64 | |
Resveratrol, a polyphenolic compound found in grapes and red wine, activates AMP-activated protein kinase (AMPK). AMPK phosphorylates and activates RGS10 by direct interaction, promoting its GAP activity towards Gα subunits. This cascade leads to enhanced G protein inactivation, reducing the duration of G protein-mediated signaling events. | ||||||
Y-27632, free base | 146986-50-7 | sc-3536 sc-3536A | 5 mg 50 mg | $186.00 $707.00 | 88 | |
Y27632 is a selective inhibitor of Rho-associated protein kinase (ROCK). Inhibition of ROCK alters cytoskeletal dynamics, leading to increased Gα subunit availability for RGS10. This results in augmented GTP hydrolysis by RGS10, promoting G protein inactivation. The activation of RGS10 by Y27632 contributes to the fine-tuning of G protein signaling pathways. | ||||||
(±)-Bay K 8644 | 71145-03-4 | sc-203324 sc-203324A sc-203324B | 1 mg 5 mg 50 mg | $84.00 $196.00 $817.00 | ||
Bay K8644 is a calcium channel activator that induces calcium influx in cells. Increased intracellular calcium levels activate calcium/calmodulin-dependent protein kinase (CaMK). CaMK directly phosphorylates RGS10, enhancing its GAP activity towards Gα subunits. This mechanism accelerates G protein inactivation, fine-tuning cellular responses to G protein-coupled receptor activation. | ||||||
A23187 | 52665-69-7 | sc-3591 sc-3591B sc-3591A sc-3591C | 1 mg 5 mg 10 mg 25 mg | $55.00 $131.00 $203.00 $317.00 | 23 | |
A23187, a calcium ionophore, facilitates calcium influx into cells. Elevated intracellular calcium levels activate protein kinase C (PKC). PKC phosphorylates RGS10, amplifying its ability to promote Gα subunit GTP hydrolysis. This cascade leads to efficient termination of G protein signaling, influencing diverse cellular responses. | ||||||
KT 5720 | 108068-98-0 | sc-3538 sc-3538A sc-3538B | 50 µg 100 µg 500 µg | $138.00 $220.00 $972.00 | 47 | |
KT5720 is a selective inhibitor of protein kinase A (PKA). Inhibition of PKA alters the phosphorylation status of RGS10, enhancing its interaction with Gα subunits. This modification results in increased GTP hydrolysis by RGS10, fine-tuning the duration of G protein-mediated signaling pathways. The modulation of RGS10 by KT5720 contributes to the regulation of cellular responses mediated by G protein-coupled receptors. | ||||||
8-CPT-cAMP | 93882-12-3 | sc-201569 sc-201569A | 20 mg 100 mg | $87.00 $316.00 | 19 | |
8-CPT-cAMP is a cell-permeable analog of cyclic AMP (cAMP). It directly activates PKA, leading to the phosphorylation and activation of RGS10. Activated RGS10 promotes efficient GTP hydrolysis by Gα subunits, ensuring precise regulation of G protein signaling. The specific modulation of RGS10 by 8-CPT-cAMP contributes to the dynamic control of cellular responses mediated by G protein-coupled receptors. | ||||||
Ionomycin, free acid | 56092-81-0 | sc-263405 sc-263405A | 1 mg 5 mg | $96.00 $264.00 | 2 | |
Ionomycin is a calcium ionophore that induces calcium influx into cells. Increased intracellular calcium levels activate calmodulin, which in turn activates CaMKII. CaMKII directly phosphorylates RGS10, enhancing its GAP activity towards Gα subunits. This cascade accelerates G protein inactivation, influencing the temporal dynamics of cellular responses to G protein-coupled receptor activation. | ||||||
PMA | 16561-29-8 | sc-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 | |
PMA (Phorbol 12-myristate 13-acetate) is a phorbol ester that activates protein kinase C (PKC). PKC phosphorylates RGS10, augmenting its ability to promote Gα subunit GTP hydrolysis. This mechanism results in efficient termination of G protein signaling, contributing to the regulation of cellular responses mediated by G protein-coupled receptors. The activation of RGS10 by PMA represents a point of control in modulating the temporal aspects of G protein signaling dynamics. | ||||||