R-Ras Inhibitors
R-Ras, a member of the Ras superfamily of small GTPases, plays a crucial role in regulating various cellular processes, including cell adhesion, migration, and differentiation. Unlike the prototypical Ras proteins (H-Ras, K-Ras, and N-Ras), R-Ras exhibits distinct functions and signaling pathways. R-Ras is primarily localized to the plasma membrane, where it interacts with multiple effector proteins to modulate downstream signaling cascades. One of the key functions of R-Ras is its involvement in integrin-mediated cell adhesion and migration, where it regulates the activation state of integrins and promotes cell attachment to the extracellular matrix. Additionally, R-Ras participates in signaling pathways that regulate cytoskeletal dynamics, thereby influencing cellular morphology and motility.
Inhibition of R-Ras activity represents a potential strategy for modulating cellular processes and pathways regulated by this small GTPase. Various mechanisms of inhibition have been proposed, including the development of small molecule inhibitors that target the nucleotide-binding pocket of R-Ras, thereby preventing its activation by guanine nucleotide exchange factors (GEFs). Additionally, interference with R-Ras localization or post-translational modifications essential for its activation may impede its ability to interact with downstream effectors and propagate signaling cascades. Moreover, disruption of protein-protein interactions involved in R-Ras signaling complexes can also attenuate its activity and downstream signaling events. Understanding the mechanisms of R-Ras inhibition provides insights into potential strategies for modulating cellular processes and pathways influenced by this small GTPase.
SEE ALSO...
| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Farnesyl thiosalicylic acid | 162520-00-5 | sc-205322 sc-205322A | 1 mg 5 mg | $61.00 $82.00 | 15 | |
Also called Salirasib, this compound is a small molecule that directly inhibits R-Ras by preventing its membrane association. It disrupts the lipid modification required for R-Ras localization to the plasma membrane, consequently inhibiting downstream signaling pathways. | ||||||
NSC 23766 | 733767-34-5 | sc-204823 sc-204823A | 10 mg 50 mg | $151.00 $609.00 | 75 | |
NSC23766 is a selective inhibitor of the R-Ras-related protein Rac1. By specifically targeting Rac1, NSC23766 indirectly inhibits R-Ras signaling, as Rac1 is a downstream effector of R-Ras. This compound disrupts Rac1-mediated cellular processes, influencing the modulation of R-Ras-regulated pathways. | ||||||
2-(Benzoylcarbamothioylamino)-5,5-dimethyl-4,7-dihydrothieno[2,3-c]pyran-3-carboxylic Acid | 314042-01-8 | sc-503400 | 10 mg | $300.00 | ||
CID-1067700 is a small molecule inhibitor that indirectly modulates R-Ras activity. It interferes with the expression of the R-Ras-related protein R-Ras3, disrupting the intricate balance between R-Ras isoforms. | ||||||
Manumycin A | 52665-74-4 | sc-200857 sc-200857A | 1 mg 5 mg | $219.00 $634.00 | 5 | |
Manumycin A is a natural compound that inhibits R-Ras by interfering with its prenylation, essential for proper membrane association. This disruption prevents R-Ras from localizing to the plasma membrane, thereby inhibiting downstream signaling pathways. | ||||||
Sulindac | 38194-50-2 | sc-202823 sc-202823A sc-202823B | 1 g 5 g 10 g | $32.00 $86.00 $150.00 | 3 | |
Sulindac is a nonsteroidal anti-inflammatory drug that indirectly modulates R-Ras activity. It inhibits the expression of R-Ras-related proteins, disrupting the intricate balance between R-Ras isoforms. | ||||||
Propranolol | 525-66-6 | sc-507425 | 100 mg | $180.00 | ||
Propranolol is a non-selective beta-adrenergic receptor antagonist that indirectly modulates R-Ras activity. It disrupts downstream signaling pathways by influencing beta-adrenergic receptor-mediated processes, which are interconnected with R-Ras-regulated pathways. | ||||||
BMS-536924 | 468740-43-4 | sc-507397 | 5 mg | $285.00 | ||
BMS-536924 is a dual kinase inhibitor that indirectly inhibits R-Ras by disrupting downstream signaling pathways. It targets multiple kinases involved in R-Ras-mediated pathways, leading to the inhibition of R-Ras-regulated processes. | ||||||