RFX3 Activators
RFX3 activators encompass a variety of chemical compounds that specifically enhance the transcriptional activity of RFX3 through distinct but converging signaling pathways. Forskolin, 3-Isobutyl-1-methylxanthine, Rolipram, IBMX, Epac activator 007, 8-Br-cAMP, and Dibutyryl-cAMP all elevate intracellular cAMP concentrations, which lead to the activation of PKA or Epac. The actions of PKA include phosphorylation of various substrates that can interact with RFX3, enhancing its capacity to regulate transcription of genes crucial to developmental processes. Similarly, Epac activation can modulate RFX3activity by stimulating cAMP-dependent non-PKA pathways that may influence RFX3's transcriptional efficacy. Cholera and Pertussis toxins, by modulating G protein signaling, result in altered cAMP levels, subsequently affecting PKA and other cAMP-responsive elements that are likely to interact with RFX3, thereby enhancing its transcriptional control mechanisms.
Complementing these cAMP-dependent activators, PMA and Sphingosine-1-phosphate operate through PKC and G-protein coupled receptor pathways, respectively, which may intersect with RFX3's regulatory network. PMA, by activating PKC, could influence coactivators of RFX3 or modify RFX3's direct regulators, augmenting its transcriptional influence. Sphingosine-1-phosphate may enhance RFX3 activity by triggering kinase pathways that could facilitate RFX3's function in transcription.
| 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 raises the intracellular levels of cAMP, which activates PKA. PKA can phosphorylate various substrates that may interact with RFX3 or its target gene promoters, enhancing RFX3's transcriptional activity on cAMP-responsive elements. | ||||||
IBMX | 28822-58-4 | sc-201188 sc-201188B sc-201188A | 200 mg 500 mg 1 g | $260.00 $350.00 $500.00 | 34 | |
This compound is a non-selective inhibitor of phosphodiesterases, leading to an increase in cAMP levels. Elevated cAMP can enhance RFX3 activity by a similar mechanism as Forskolin, through PKA activation and subsequent phosphorylation processes. | ||||||
Rolipram | 61413-54-5 | sc-3563 sc-3563A | 5 mg 50 mg | $77.00 $216.00 | 18 | |
Rolipram is a selective inhibitor of phosphodiesterase 4, which increases cAMP levels specifically in some cell types. The increase in cAMP may enhance RFX3 activity through PKA-dependent signaling pathways. | ||||||
8-Bromo-cAMP | 76939-46-3 | sc-201564 sc-201564A | 10 mg 50 mg | $126.00 $328.00 | 30 | |
8-Br-cAMP is a cAMP analog that activates PKA and Epac, leading to enhanced phosphorylation of proteins within RFX3-related pathways, potentially increasing the transcriptional activity of RFX3 on its target genes. | ||||||
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 then modulate transcription factors and coactivators that interact with RFX3, potentially enhancing its transcriptional activity on target genes involved in development and differentiation pathways. | ||||||
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 | |
This lipid signaling molecule engages G-protein coupled receptors and can activate downstream kinase pathways that may cross-talk with RFX3 signaling pathways, possibly enhancing RFX3-mediated transcription. | ||||||
Dibutyryl-cAMP | 16980-89-5 | sc-201567 sc-201567A sc-201567B sc-201567C | 20 mg 100 mg 500 mg 10 g | $47.00 $136.00 $492.00 $4552.00 | 74 | |
Dibutyryl-cAMP, a permeable cAMP analog, activates PKA and Epac, potentially enhancing RFX3 transcriptional activity by promoting phosphorylation of RFX3 or associated proteins and coactivators in cAMP-responsive pathways. | ||||||
Pertussis Toxin (islet-activating protein) | 70323-44-3 | sc-200837 | 50 µg | $451.00 | 3 | |
Pertussis toxin inactivates Gi alpha protein, indirectly leading to increased cAMP levels and PKA activity. The activation of the cAMP pathway may indirectly enhance RFX3 transcriptional activity on target genes by altering phosphorylation states of associated proteins. | ||||||