Rab 13 Activators
Rab13 activators encompass a distinct class of chemical compounds that specifically target the cellular pathways involving Rab13, a member of the RAS oncogene family associated with the regulation of intracellular membrane trafficking and tight junction assembly. These activators work through various mechanisms to enhance the activity of Rab13, leading to more efficient cellular processes that are crucial for maintaining cellular homeostasis and normal physiological functions. For example, some activators may bind directly to Rab13, inducing a conformational change that favors its GTP-bound active state, thereby facilitating its interaction with downstream effectors. Others might influence the guanine nucleotide exchange factors (GEFs) that are responsible for the activation of Rab13, leading to an increased conversion of Rab13 from its GDP-bound inactive form to the GTP-bound active form. Additionally, certain Rab13 activators may function by inhibiting the GTPase-activating proteins (GAPs), which normally inactivate Rab13, thus prolonging the active state of Rab13 within the cell.
The activation of Rab13 through such chemicals results in the enhancement of its role in vesicle formation, vesicle movement, and membrane fusion events, which are integral to processes such as exocytosis, endocytosis, and the recycling of membrane proteins and lipids. This elevated activity of Rab13 can improve the fidelity and timing of intracellular trafficking pathways, including those associated with the sorting and delivery of proteins to cell junctions. Moreover, by promoting the assembly and function of tight junctions, Rab13 activators indirectly support the integrity of epithelial and endothelial barriers, which is essential in the regulation of paracellular transport and the maintenance of cellular polarity. Collectively, Rab13 activators finely tune cellular dynamics that are pivotal to the maintenance of cellular architecture and function, reflecting the importance of precise and regulated trafficking within cellular systems.
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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 activates adenylate cyclase, increasing cAMP levels, which can enhance Rab 13 activity by promoting its localization to specific membrane sites where it modulates vesicle trafficking. | ||||||
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 activates protein kinase C (PKC), which can phosphorylate proteins that interact with Rab 13, thereby promoting its activity in vesicle formation and transport. | ||||||
8-Bromo-cAMP | 76939-46-3 | sc-201564 sc-201564A | 10 mg 50 mg | $126.00 $328.00 | 30 | |
8-Bromo-cAMP serves as a cAMP analog which activates PKA, leading to phosphorylation of downstream effectors that can enhance Rab 13's role in vesicular trafficking. | ||||||
Ionomycin | 56092-82-1 | sc-3592 sc-3592A | 1 mg 5 mg | $78.00 $270.00 | 80 | |
Ionomycin increases intracellular calcium concentration, which can stimulate calcium-dependent kinases that phosphorylate and activate Rab 13. | ||||||
(−)-Epigallocatechin Gallate | 989-51-5 | sc-200802 sc-200802A sc-200802B sc-200802C sc-200802D sc-200802E | 10 mg 50 mg 100 mg 500 mg 1 g 10 g | $43.00 $73.00 $126.00 $243.00 $530.00 $1259.00 | 11 | |
EGCG can inhibit kinases that negatively regulate Rab 13, leading to an enhanced functional state of Rab 13 in membrane trafficking. | ||||||
LY 294002 | 154447-36-6 | sc-201426 sc-201426A | 5 mg 25 mg | $123.00 $400.00 | 148 | |
LY294002 is a PI3K inhibitor that can shift cellular pathways to favor Rab 13 activation by modulating membrane dynamics and trafficking. | ||||||
D-erythro-Sphingosine-1-phosphate | 26993-30-6 | sc-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 | |
Sphingosine 1-phosphate activates sphingosine-1-phosphate receptors which modulate cytoskeletal rearrangements and can thereby enhance Rab 13 activity. | ||||||
FTY720 | 162359-56-0 | sc-202161 sc-202161A sc-202161B | 1 mg 5 mg 25 mg | $33.00 $77.00 $120.00 | 14 | |
FTY720, after phosphorylation, acts similarly to sphingosine 1-phosphate and can potentiate Rab 13 activity related to vesicular trafficking by affecting cytoskeletal organization. | ||||||
NSC 23766 | 733767-34-5 | sc-204823 sc-204823A | 10 mg 50 mg | $151.00 $609.00 | 75 | |
NSC23766 inhibits Rac1, a GTPase that acts upstream of Rab 13, leading to an enhancement of Rab 13 activity in cellular trafficking processes. | ||||||
Methyl-β-cyclodextrin | 128446-36-6 | sc-215379A sc-215379 sc-215379C sc-215379B | 100 mg 1 g 10 g 5 g | $20.00 $48.00 $160.00 $82.00 | 19 | |
Methyl-β-cyclodextrin extracts cholesterol from membranes, which can lead to altered membrane curvature and potentially enhance the functional activity of Rab 13 in vesicle formation. | ||||||