cystatin S Activators
Cystatin S activators are a specialized class of compounds that modulate the activity of the protein cystatin S, a member of the cystatin family of cysteine protease inhibitors. Cystatin S is known for its role in inhibiting the activity of enzymes such as cathepsins, which are involved in protein degradation and turnover. The activators of cystatin S can either directly interact with the protein to enhance its inhibitory action or indirectly affect its regulatory functions through upstream signaling or gene expression pathways.
Direct activators typically bind to specific regions on cystatin S, stabilizing the protein's structure or altering its conformation to increase its affinity for target proteases. This results in more effective inhibition of the proteolytic activity of these enzymes. Such direct interactions are often characterized by specific binding kinetics and depend on the precise molecular architecture of both the activator and cystatin S itself. Alternatively, indirect activators work by modulating the expression levels of cystatin S or influencing other cellular factors that affect its function. These can include molecules that affect the transcription and translation of the cystatin S gene, post-translational modifications that alter protein stability or localization, or interactions with other cellular proteins that modulate its inhibitory capacity. By altering the cellular environment or the intracellular concentrations of cystatin S, these activators can indirectly enhance the protein's natural function.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Sodium Butyrate | 156-54-7 | sc-202341 sc-202341B sc-202341A sc-202341C | 250 mg 5 g 25 g 500 g | $31.00 $47.00 $84.00 $222.00 | 19 | |
Sodium Butyrate is a histone deacetylase (HDAC) inhibitor. By promoting the acetylation of histones, it loosens the chromatin structure, potentially enhancing the accessibility of transcription factors to the promoter region of cystatin S and increasing its transcription. | ||||||
5-Azacytidine | 320-67-2 | sc-221003 | 500 mg | $280.00 | 4 | |
5-Azacytidine is a DNA methyltransferase inhibitor. By preventing DNA methylation, a mechanism often linked to gene silencing, it can enhance the expression of cystatin S if its promoter region is normally methylated. | ||||||
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 increases the intracellular levels of cAMP, leading to the activation of protein kinase A (PKA). If cystatin S is a target of PKA, Forskolin can promote cystatin S activity via PKA pathway activation. | ||||||
Retinoic Acid, all trans | 302-79-4 | sc-200898 sc-200898A sc-200898B sc-200898C | 500 mg 5 g 10 g 100 g | $66.00 $325.00 $587.00 $1018.00 | 28 | |
Retinoic Acid is a ligand for the retinoic acid receptor (RAR). By modulating gene expression via the RAR, it can enhance the transcription of cystatin S if it is a target of RAR. | ||||||
Dexamethasone | 50-02-2 | sc-29059 sc-29059B sc-29059A | 100 mg 1 g 5 g | $91.00 $139.00 $374.00 | 36 | |
Dexamethasone is a glucocorticoid receptor agonist. If cystatin S is a target of the glucocorticoid receptor, Dexamethasone can enhance the transcription of cystatin S via glucocorticoid receptor activation. | ||||||
Rapamycin | 53123-88-9 | sc-3504 sc-3504A sc-3504B | 1 mg 5 mg 25 mg | $63.00 $158.00 $326.00 | 233 | |
Rapamycin inhibits mTOR, a central regulator of cell growth and proliferation. If cystatin S is a target of mTOR, Rapamycin can enhance the expression of cystatin S in response to mTOR inhibition. | ||||||
Lithium | 7439-93-2 | sc-252954 | 50 g | $214.00 | ||
Lithium Chloride inhibits GSK3, a kinase involved in various signaling pathways. If cystatin S is a target of GSK3, its expression can be enhanced in response to GSK3 inhibition. | ||||||
Staurosporine | 62996-74-1 | sc-3510 sc-3510A sc-3510B | 100 µg 1 mg 5 mg | $82.00 $153.00 $396.00 | 113 | |
Staurosporine is a broad-spectrum protein kinase inhibitor. If cystatin S operates downstream of any protein kinase inhibited by Staurosporine, its activity can be enhanced via kinase pathway inhibition. | ||||||
H-89 dihydrochloride | 130964-39-5 | sc-3537 sc-3537A | 1 mg 10 mg | $94.00 $186.00 | 71 | |
H89 is a potent and selective inhibitor of protein kinase A (PKA). If cystatin S operates downstream of PKA, H89 can potentially enhance the function of cystatin S via PKA pathway inhibition. | ||||||
Anisomycin | 22862-76-6 | sc-3524 sc-3524A | 5 mg 50 mg | $99.00 $259.00 | 36 | |
Anisomycin is a JNK activator. If JNK is involved in the regulation of cystatin S, Anisomycin can enhance the expression of cystatin S via JNK pathway activation. | ||||||