Pol III RPC32 Activators
Pol III RPC32 activators encompass a diverse range of chemicals that directly or indirectly modulate the activity of Pol III RPC32, a key subunit of RNA polymerase III involved in the transcription of small structural RNA genes. Among the direct activators are the essential nucleotide triphosphates (CTP, UTP, GTP, and ATP) that serve as substrates for RNA synthesis during transcription. These nucleotides play a crucial role in promoting the elongation of transcripts by Pol III RPC32, contributing to the accurate synthesis of small structural RNA genes.
Additionally, m7GpppG, involved in cap structure formation during transcription initiation, and biotinylated UTP, influencing RNA stability and processing, indirectly activate Pol III RPC32. Actinomycin D, by stabilizing RNA-DNA hybrid structures, enhances the engagement of Pol III RPC32 with the RNA template during transcription initiation. 6-Mercaptopurine, through its influence on nucleotide metabolism, modulates Pol III RPC32 activity. Sinefungin, by inhibiting methyltransferases involved in chromatin modification, and flavopiridol, by inhibiting CDKs, indirectly impact Pol III RPC32 activity during transcription initiation and elongation. Furthermore, 3-deazauridine, through its incorporation into RNA transcripts, and rifampicin, by inhibiting bacterial RNA polymerases with conserved features, contribute to our understanding of Pol III RPC32 function in RNA synthesis. Collectively, these activators provide valuable tools for studying the intricate regulatory mechanisms of Pol III RPC32 and its role in the transcriptional machinery responsible for small structural RNA genes.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Uridine-5′-triphosphate, Trisodium Salt | 19817-92-6 | sc-301964 sc-301964A | 50 mg 1 g | $88.00 $120.00 | 2 | |
UTP acts as a direct activator of Pol III RPC32 by providing the necessary substrate for RNA synthesis during transcription. Incorporated into the RNA chain, UTP supports the elongation of transcripts by Pol III RPC32, playing a crucial role in the transcription of small structural RNA genes. | ||||||
Guanosine 5′-Triphosphate, Disodium Salt | 56001-37-7 | sc-295030 sc-295030A | 50 mg 250 mg | $166.00 $327.00 | ||
GTP functions as a direct activator of Pol III RPC32, providing the essential substrate for RNA synthesis during transcription. Its incorporation into the growing RNA chain facilitates the elongation of transcripts by Pol III RPC32, contributing to the transcriptional activity of the polymerase in the synthesis of small structural RNA genes. | ||||||
ATP | 56-65-5 | sc-507511 | 5 g | $17.00 | ||
ATP serves as a direct activator of Pol III RPC32 by providing the critical substrate for RNA synthesis during transcription. As a nucleotide triphosphate, ATP is incorporated into the RNA chain, supporting the elongation of transcripts by Pol III RPC32 and playing a key role in the transcription of small structural RNA genes. | ||||||
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 indirectly activates Pol III RPC32 by stabilizing RNA-DNA hybrid structures, inhibiting RNA polymerase activities. This stabilization can lead to enhanced engagement of Pol III RPC32 with the RNA template during transcription initiation, promoting the efficient synthesis of small structural RNA genes. | ||||||
6-Mercaptopurine | 50-44-2 | sc-361087 sc-361087A | 50 mg 100 mg | $72.00 $104.00 | ||
6-Mercaptopurine can indirectly activate Pol III RPC32 by influencing nucleotide metabolism. As a purine analogue, it can affect the availability of purine nucleotides, including ATP and GTP, which are essential substrates for RNA synthesis. The altered nucleotide pool can modulate Pol III RPC32 activity, indirectly impacting the transcription of small structural RNA genes. | ||||||
Sinefungin | 58944-73-3 | sc-203263 sc-203263B sc-203263C sc-203263A | 1 mg 100 mg 1 g 10 mg | $271.00 $5202.00 $40368.00 $704.00 | 4 | |
Sinefungin is an indirect activator of Pol III RPC32 through its inhibitory action on methyltransferases involved in chromatin modification. By modulating chromatin structure, sinefungin can indirectly enhance the accessibility of the Pol III RPC32 transcription machinery to small structural RNA gene promoters, promoting efficient transcription initiation and elongation. | ||||||
Flavopiridol Hydrochloride | 131740-09-5 | sc-207687 | 10 mg | $317.00 | ||
Flavopiridol indirectly activates Pol III RPC32 by inhibiting cyclin-dependent kinases (CDKs) involved in transcriptional regulation. The inhibition of CDKs can lead to altered phosphorylation patterns of transcription factors, indirectly influencing Pol III RPC32 activity during transcription initiation and elongation of small structural RNA genes. | ||||||
Rifampicin | 13292-46-1 | sc-200910 sc-200910A sc-200910B sc-200910C | 1 g 5 g 100 g 250 g | $97.00 $328.00 $676.00 $1467.00 | 6 | |
Rifampicin indirectly activates Pol III RPC32 by inhibiting bacterial RNA polymerases. While primarily an antibiotic, its use as a tool for studying RNA polymerases can indirectly impact Pol III RPC32 activity, as the bacterial RNA polymerase and eukaryotic Pol III share conserved features. Rifampicin can enhance our understanding of Pol III RPC32 function in RNA synthesis. | ||||||