ARL8A Activators
ARL8A activators belong to a distinctive chemical class that plays a crucial role in intracellular processes, particularly in the regulation of vesicular trafficking and lysosomal dynamics within the cell. ARL8A, short for ADP-ribosylation factor-like 8A, is a small GTPase belonging to the Ras superfamily. This activator class is characterized by its ability to modulate the activity of ARL8A, serving as key molecular effectors in cellular pathways associated with vesicle transport. These small molecules exert their influence by promoting the GTP-bound active form of ARL8A, thereby facilitating its participation in various cellular functions.
At the molecular level, ARL8A activators typically bind to ARL8A and induce conformational changes that favor the exchange of GDP for GTP, resulting in the activation of the GTPase. This activation, in turn, triggers downstream signaling cascades that orchestrate the movement of vesicles along microtubules and influence the dynamics of lysosomal positioning and fusion events. ARL8A activators, through their regulatory role in intracellular transport processes, contribute to the maintenance of cellular homeostasis and the proper functioning of organelles. The detailed understanding of the structural and biochemical aspects of ARL8A activation by this chemical class provides valuable insights into fundamental cellular mechanisms, paving the way for further exploration of their biological significance and applications in diverse research contexts.
SEE ALSO...
| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
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 is a potent activator of protein kinase C (PKC), which can lead to the activation of downstream signals that enhance the membrane trafficking pathways where ARL8A functions. PKC activation can result in phosphorylation events that promote the assembly of protein complexes essential for vesicle formation and trafficking, processes that ARL8A is directly involved in. | ||||||
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 directly stimulates adenylyl cyclase, increasing intracellular levels of cAMP. Elevated cAMP in turn activates PKA, which can phosphorylate proteins involved in the regulation of intracellular transport, creating a favorable environment for ARL8A-mediated vesicle trafficking. | ||||||
Ionomycin | 56092-82-1 | sc-3592 sc-3592A | 1 mg 5 mg | $78.00 $270.00 | 80 | |
Ionomycin is a calcium ionophore that raises intracellular calcium levels, which can activate calcium-dependent proteins affecting vesicle fusion and motility, processes in which ARL8A is implicated. These calcium-dependent proteins can interact with ARL8A, enhancing its functional role in vesicle trafficking. | ||||||
NAD+, Free Acid | 53-84-9 | sc-208084B sc-208084 sc-208084A sc-208084C sc-208084D sc-208084E sc-208084F | 1 g 5 g 10 g 25 g 100 g 1 kg 5 kg | $57.00 $191.00 $302.00 $450.00 $1800.00 $3570.00 $10710.00 | 4 | |
NAD+ is a substrate for sirtuins, which can deacetylate cytoskeletal proteins and other substrates involved in vesicular trafficking. By modulating the activity of these proteins, NAD+ indirectly promotes the environment in which ARL8A operates, potentially enhancing its functional activity. | ||||||
Brefeldin A | 20350-15-6 | sc-200861C sc-200861 sc-200861A sc-200861B | 1 mg 5 mg 25 mg 100 mg | $31.00 $53.00 $124.00 $374.00 | 25 | |
Brefeldin A disrupts the structure and function of the Golgi apparatus, which can lead to the activation of cellular mechanisms to restore homeostasis, including vesicle trafficking pathways where ARL8A is active, potentially enhancing its function. | ||||||
Monensin A | 17090-79-8 | sc-362032 sc-362032A | 5 mg 25 mg | $155.00 $525.00 | ||
Monensin is an ionophore that alters intracellular pH and ion gradients. These changes can affect vesicle trafficking and fusion processes, which are part of ARL8A's functional repertoire. The protein's activity could be indirectly enhanced by the altered cellular trafficking environment. | ||||||
Taxol | 33069-62-4 | sc-201439D sc-201439 sc-201439A sc-201439E sc-201439B sc-201439C | 1 mg 5 mg 25 mg 100 mg 250 mg 1 g | $41.00 $74.00 $221.00 $247.00 $738.00 $1220.00 | 39 | |
Paclitaxel stabilizes microtubules, which are essential for vesicle transport, a key activity of ARL8A. By preventing microtubule disassembly, paclitaxel can enhance the stability and efficiency of ARL8A-mediated vesicle transport along these structures. | ||||||
ML 141 | 71203-35-5 | sc-362768 sc-362768A | 5 mg 25 mg | $137.00 $512.00 | 7 | |
ML141 is a potent inhibitor of Cdc42, a small GTPase involved in actin filament assembly. By inhibiting Cdc42, ML141 can shift the cellular dynamics towards processes that require less actin remodeling, potentially enhancing ARL8A's role in microtubule-based vesicle trafficking. | ||||||
NSC 23766 | 733767-34-5 | sc-204823 sc-204823A | 10 mg 50 mg | $151.00 $609.00 | 75 | |
NSC23766 inhibits the activation of Rac1, another GTPase involved in actin polymerization. Inhibition of Rac1 can lead to a cellular environment that favors microtubule dynamics over actin, potentially enhancing the microtubule-dependent vesicle trafficking functions of ARL8A. | ||||||
Lithium | 7439-93-2 | sc-252954 | 50 g | $214.00 | ||
Lithium chloride inhibits glycogen synthase kinase-3 (GSK-3), which can lead to the stabilization of microtubules and enhancement of microtubule-associated protein function. As ARL8A is involved in trafficking along microtubules, inhibition of GSK-3 can indirectly enhance the functional activity of ARL8A. | ||||||