PUS10 Inhibitors
Chemical inhibitors of PUS10 can interfere with its activity in various ways, impacting the enzyme's ability to modify RNA. 6-Thioinosine, an analog of inosine, can be incorporated into RNA, where it may disrupt the pseudouridylation process essential for the proper function of transfer RNA, a direct target of PUS10. Tunicamycin, on the other hand, impedes N-linked glycosylation, a post-translational modification that could be crucial for PUS10's stability or localization within the cell, thereby indirectly affecting its function. Another compound, Roscovitine, targets cyclin-dependent kinases, which are key players in the regulation of transcription and RNA processing machinery. Although its action is not directly on PUS10, the inhibition of these kinases can result in reduced RNA modification activity by PUS10 due to alterations in the transcriptional landscape.
Actinomycin D and α-Amanitin are potent inhibitors of RNA polymerase I and II, respectively. Actinomycin D binds to DNA and prevents RNA synthesis, while α-Amanitin specifically targets RNA polymerase II, responsible for synthesizing messenger RNA. Both chemicals, by curtailing RNA synthesis, limit the availability of RNA substrates necessary for PUS10's activity. Compounds like Ricin and Cycloheximide disrupt protein synthesis, with Ricin depurinating rRNA and Cycloheximide inhibiting the translocation step during protein elongation. These disruptions can lead to an indirect inhibition of PUS10 by affecting cellular processes that support its function. Similarly, Puromycin causes premature termination of the growing polypeptide chain, thereby exerting an indirect effect on PUS10 by altering protein homeostasis in the cell. Triptolide and Mycophenolic Acid inhibit RNA polymerase II and inosine monophosphate dehydrogenase, respectively, leading to reduced RNA synthesis and availability for PUS10's modification processes. Lastly, Brefeldin A and Deferoxamine can indirectly inhibit PUS10 by altering protein trafficking and localization, and by chelating iron, which is a necessary cofactor for many enzymes, including potentially PUS10. These varied chemical inhibitors, by affecting RNA synthesis, protein synthesis, and enzyme cofactors, regulate the activity of PUS10 within the cell.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
6-Thioinosine Phosphate | 53-83-8 | sc-210551 | 2 mg | $367.00 | ||
PUS10 is known to catalyze pseudouridylation, which is important for the proper function of transfer RNA. 6-Thioinosine is an analog of inosine that can incorporate into RNA and potentially interfere with the pseudouridylation process, thereby directly inhibiting PUS10 activity. | ||||||
Tunicamycin | 11089-65-9 | sc-3506A sc-3506 | 5 mg 10 mg | $172.00 $305.00 | 66 | |
Tunicamycin inhibits N-linked glycosylation. Since PUS10 is an enzyme that could require proper glycosylation for its stability or localization, the inhibition of glycosylation by Tunicamycin may impede PUS10's function. | ||||||
Roscovitine | 186692-46-6 | sc-24002 sc-24002A | 1 mg 5 mg | $94.00 $265.00 | 42 | |
Roscovitine is a cyclin-dependent kinase inhibitor. Although not a direct inhibitor of PUS10, by hindering CDKs that regulate transcription and RNA processing machinery, Roscovitine can indirectly inhibit PUS10's role in RNA modification. | ||||||
Actinomycin D | 50-76-0 | sc-200906 sc-200906A sc-200906B sc-200906C sc-200906D | 5 mg 25 mg 100 mg 1 g 10 g | $74.00 $243.00 $731.00 $2572.00 $21848.00 | 53 | |
Actinomycin D binds to DNA and inhibits RNA polymerase, which is essential for the synthesis of RNA. By preventing RNA synthesis, Actinomycin D indirectly inhibits PUS10's substrate availability, thereby inhibiting its function. | ||||||
α-Amanitin | 23109-05-9 | sc-202440 sc-202440A | 1 mg 5 mg | $269.00 $1050.00 | 26 | |
α-Amanitin is a potent inhibitor of RNA polymerase II, which is responsible for synthesizing messenger RNA. By inhibiting RNA polymerase II, α-Amanitin reduces the RNA substrate pool required for PUS10 function. | ||||||
Cycloheximide | 66-81-9 | sc-3508B sc-3508 sc-3508A | 100 mg 1 g 5 g | $41.00 $84.00 $275.00 | 127 | |
Cycloheximide inhibits eukaryotic protein synthesis by interfering with the translocation step in protein elongation. This general inhibition of protein synthesis can indirectly affect the function of PUS10 by disrupting cellular homeostasis. | ||||||
Puromycin | 53-79-2 | sc-205821 sc-205821A | 10 mg 25 mg | $166.00 $322.00 | 436 | |
Puromycin causes premature chain termination during protein synthesis by acting as an analog to aminoacyl-tRNA. This can indirectly inhibit PUS10 by disrupting overall protein homeostasis in the cell. | ||||||
Triptolide | 38748-32-2 | sc-200122 sc-200122A | 1 mg 5 mg | $90.00 $204.00 | 13 | |
Triptolide is a diterpene triepoxide that has been shown to inhibit RNA polymerase II activity. By impeding RNA polymerase II, Triptolide can indirectly inhibit PUS10 by reducing the amount of RNA available for modification. | ||||||
Mycophenolic acid | 24280-93-1 | sc-200110 sc-200110A | 100 mg 500 mg | $69.00 $266.00 | 8 | |
Mycophenolic Acid is an inhibitor of inosine monophosphate dehydrogenase, essential for the de novo synthesis of guanine nucleotides. Inhibition of this pathway can indirectly affect PUS10's RNA modification activity by altering RNA synthesis and turnover. | ||||||
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 could indirectly inhibit PUS10 by altering the trafficking and localization of cellular proteins and potentially mislocalizing PUS10. | ||||||