Date published: 2026-4-24

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Rab GDI α Activators

Rab GDI α Activators comprise a diverse array of chemical compounds that indirectly augment the functional activity of Rab GDI α, a protein pivotal in membrane trafficking and vesicle movement. Forskolin, by elevating intracellular cAMP levels, indirectly promotes Rab GDI α's function by activating protein kinase A (PKA), which phosphorylates various substrates that could modify Rab GDI α's interactions with Rab proteins. Similarly, D-erythro-Sphingosine-1-phosphate influences membrane lipid composition, potentially altering Rab protein localization and enhancing Rab GDI α activity. The calcium ionophore Ionomycin elevates intracellular calcium levels, impacting calcium-dependent signaling pathways, which in turn may affect Rab GDI α's role in regulating Rab protein cycling. Additionally, PMA, by activating protein kinase C (PKC), could influence Rab GDI α's interaction with Rab proteins, thereby modifying its functional role in vesicle trafficking.

Further influencing Rab GDI α's activity are compounds that modulate intracellular signaling pathways. LY 294002 and Wortmannin, both PI3K inhibitors, can indirectly impact Rab GDI α by altering signaling pathways that influence membrane trafficking, a key process in which Rab GDI α is involved. U-73122, a PLC inhibitor, and Genistein, a tyrosine kinase inhibitor, affect phospholipid and phosphorylation signaling respectively, thereby potentially altering Rab GDI α's interactions with Rab proteins. The cAMP analog 8-Bromoadenosine 3',5'-cyclic monophosphate and the Gs alpha subunit inhibitor NF449 modulate signaling through PKA and G protein-coupled receptors, respectively, influencing the dynamics of membrane systems where Rab GDI α operates. Gö 6976, a PKC inhibitor, and YM-254890, a Gq alpha subunit inhibitor, further modulate signaling pathways that could indirectly enhance Rab GDI α's activity in membrane trafficking and vesicle movement, demonstrating the complex interplay of intracellular signaling in regulating the activity of this crucial protein.

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Items 1 to 10 of 11 total

Display:

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 enhances Rab GDI α activity by increasing cAMP levels, which in turn activates PKA. PKA phosphorylates various proteins, potentially influencing the membrane association and dissociation dynamics of Rab GDI α with Rab proteins.

D-erythro-Sphingosine-1-phosphate

26993-30-6sc-201383
sc-201383D
sc-201383A
sc-201383B
sc-201383C
1 mg
2 mg
5 mg
10 mg
25 mg
$165.00
$322.00
$570.00
$907.00
$1727.00
7
(1)

This lipid signaling molecule enhances Rab GDI α activity by modulating membrane lipid composition, potentially altering Rab protein localization and Rab GDI α interactions.

Ionomycin

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

Ionomycin increases intracellular calcium, influencing calcium-dependent signaling pathways that could affect membrane trafficking and Rab GDI α's role in Rab protein cycling.

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 PKC, which can phosphorylate substrates involved in membrane trafficking, potentially altering Rab GDI α's interaction with Rab proteins.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

As a PI3K inhibitor, LY 294002 modifies intracellular signaling, potentially impacting Rab GDI α's role in membrane trafficking and vesicle movement.

Genistein

446-72-0sc-3515
sc-3515A
sc-3515B
sc-3515C
sc-3515D
sc-3515E
sc-3515F
100 mg
500 mg
1 g
5 g
10 g
25 g
100 g
$45.00
$164.00
$200.00
$402.00
$575.00
$981.00
$2031.00
46
(1)

By inhibiting tyrosine kinases, Genistein may influence Rab GDI α's activity by altering the phosphorylation status of proteins involved in membrane trafficking and vesicle dynamics.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

Wortmannin, as a PI3K inhibitor, can indirectly influence Rab GDI α activity by altering signaling pathways that impact membrane trafficking and Rab protein cycling.

8-Bromoadenosine 3′,5′-cyclic monophosphate

23583-48-4sc-217493B
sc-217493
sc-217493A
sc-217493C
sc-217493D
25 mg
50 mg
100 mg
250 mg
500 mg
$108.00
$169.00
$295.00
$561.00
$835.00
2
(1)

This cAMP analog enhances PKA activity, which could influence Rab GDI α's interaction with Rab proteins in membrane trafficking through phosphorylation events.

NF449

627034-85-9sc-478179
sc-478179A
sc-478179B
10 mg
25 mg
100 mg
$203.00
$469.00
$1509.00
1
(0)

NF449, a Gs alpha subunit inhibitor, may indirectly influence Rab GDI α activity by modulating G protein-coupled receptor signaling, potentially affecting membrane dynamics where Rab GDI α operates.

Gö 6976

136194-77-9sc-221684
500 µg
$227.00
8
(1)

Gö 6976, a PKC inhibitor, may indirectly enhance Rab GDI α activity by modifying phosphorylation events in pathways involved in membrane trafficking.