Date published: 2026-4-25

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Rap1GAP Activators

Rap1GAP activators belong to a class of molecules that play a pivotal role in regulating cellular signaling pathways. These molecules are specifically designed to modulate the activity of Rap1GAP, a protein with a critical function in intracellular signal transduction. Rap1GAP, short for Rap1 GTPase-activating protein, is an essential component of the Ras superfamily of GTPases, which are central players in the regulation of various cellular processes. Rap1GAP itself acts as a negative regulator of Rap1, a G-protein that is intricately involved in cell adhesion, proliferation, and differentiation.

The primary function of Rap1GAP activators is to enhance the catalytic activity of Rap1GAP, thereby promoting the conversion of active Rap1-GTP to its inactive Rap1-GDP form. This molecular switch is vital for fine-tuning cellular responses to extracellular signals. When Rap1 is active, it stimulates pathways involved in cell adhesion and growth, but when it is inactivated by Rap1GAP, these processes are dampened. Rap1GAP activators facilitate this inactivation, which can lead to downstream effects on cell motility, morphology, and adhesion. Importantly, the precise mechanisms by which Rap1GAP activators exert their effects can vary, and researchers have identified several classes of compounds, both small molecules and proteins, that fall into this category. Understanding the intricacies of Rap1GAP activation is crucial for unraveling the complex web of cellular signaling pathways and their role in physiological and pathological processes.

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 Rap1GAP indirectly by increasing intracellular levels of cyclic AMP (cAMP). Elevated cAMP levels activate protein kinase A (PKA), which, in turn, can stimulate Rap1GAP through downstream signaling pathways.

8-CPT-cAMP

93882-12-3sc-201569
sc-201569A
20 mg
100 mg
$87.00
$316.00
19
(1)

8-CPT-cAMP is a synthetic cAMP analog that mimics the action of forskolin. It can activate PKA and downstream signaling pathways, indirectly leading to Rap1GAP activation.

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 Rap1GAP by stimulating protein kinase C (PKC). PKC-mediated signaling pathways can phosphorylate and activate Rap1GAP.

L-Noradrenaline

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

Norepinephrine activates Rap1GAP via G-protein coupled receptor (GPCR) signaling. Binding of norepinephrine to its respective receptor triggers intracellular signaling pathways that can influence Rap1GAP activity.

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 can regulate Rap1GAP through adenosine receptor activation. Binding of adenosine to its receptors can initiate intracellular signaling pathways that indirectly impact Rap1GAP.

Bradykinin

58-82-2sc-507311
5 mg
$110.00
(0)

Bradykinin activates Rap1GAP through bradykinin receptor signaling. Binding of bradykinin to its receptor can initiate downstream signaling events that lead to Rap1GAP activation.

Thrombin from human plasma

9002-04-4sc-471713
100 U
$235.00
(0)

Thrombin activates Rap1GAP through protease-activated receptor (PAR) signaling. Thrombin can cleave and activate PARs, which then trigger intracellular signaling pathways that influence Rap1GAP.