Date published: 2026-5-16

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Rab 39B Activators

Rab 39B activators encompass a range of chemicals that primarily target intracellular trafficking pathways, thereby influencing the function or activity of Rab 39B. The RAB protein family, including Rab 39B, plays pivotal roles in vesicle formation, transportation, and fusion. Several of the mentioned activators, such as GTP-γ-S, can lock RAB proteins in their active state by mimicking GTP's effects, which RAB proteins utilize for their function.

In addition to direct modulators, other chemicals like Brefeldin A and Nocodazole indirectly impact the RAB protein functionality by altering the cellular structures or processes they interact with. For instance, Brefeldin A disrupts the Golgi apparatus, an organelle where many RAB proteins operate, affecting vesicle trafficking dynamics. Meanwhile, compounds like Wortmannin and LY294002, which modulate specific kinase pathways, can also modify the landscape of intracellular trafficking, given the integral role of phosphorylation in these processes.

SEE ALSO...

Items 1 to 10 of 12 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

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

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

A non-hydrolyzable GTP analog, can lock RAB proteins in an active state, potentially influencing Rab 39B activity.

Brefeldin A

20350-15-6sc-200861C
sc-200861
sc-200861A
sc-200861B
1 mg
5 mg
25 mg
100 mg
$31.00
$53.00
$124.00
$374.00
25
(3)

This compound disrupts the Golgi apparatus, indirectly modulating RAB protein-mediated trafficking.

Nocodazole

31430-18-9sc-3518B
sc-3518
sc-3518C
sc-3518A
5 mg
10 mg
25 mg
50 mg
$59.00
$85.00
$143.00
$247.00
38
(2)

By disrupting microtubules, nocodazole can affect vesicle transport processes involving RAB proteins.

Wortmannin

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

An inhibitor of phosphoinositide 3-kinases, wortmannin might affect intracellular trafficking mediated by RAB proteins.

Monensin A

17090-79-8sc-362032
sc-362032A
5 mg
25 mg
$155.00
$525.00
(1)

Influences intracellular trafficking by disrupting the Golgi and endosomal pH, potentially affecting RAB protein function.

Chlorpromazine

50-53-3sc-357313
sc-357313A
5 g
25 g
$61.00
$110.00
21
(1)

Affects clathrin-mediated endocytosis, potentially influencing RAB protein-mediated pathways.

Dynamin Inhibitor I, Dynasore

304448-55-3sc-202592
10 mg
$89.00
44
(2)

As a dynamin inhibitor, dynasore can affect endocytosis processes in which RAB proteins might be involved.

Neomycin sulfate

1405-10-3sc-3573
sc-3573A
1 g
5 g
$27.00
$35.00
20
(5)

This aminoglycoside antibiotic can interfere with phospholipids and potentially influence RAB-mediated processes.

Methyl-β-cyclodextrin

128446-36-6sc-215379A
sc-215379
sc-215379C
sc-215379B
100 mg
1 g
10 g
5 g
$20.00
$48.00
$160.00
$82.00
19
(1)

Affects cholesterol-rich domains in membranes, which can indirectly impact RAB protein-mediated trafficking.

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)

Elevates intracellular cAMP, potentially influencing intracellular trafficking processes mediated by RAB proteins.