Date published: 2026-7-20

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CWC22 Inhibitors

CWC22 is a protein of substantial importance in the realm of molecular biology, known to function as a spliceosome-associated protein. The spliceosome is an intricate and highly dynamic macromolecular assembly responsible for pre-mRNA splicing, a critical process that ensures the proper maturation of mRNA molecules prior to their translation into proteins. This process is fundamental for the diversification of the proteome and the regulation of gene expression in eukaryotic cells. Within this complex assembly of proteins and RNA molecules, CWC22 plays a pivotal role, facilitating the intricate and precise interactions required for the efficient removal of introns from pre-mRNA. Its ability to bind RNA and its involvement in mRNA splicing make it a crucial factor in maintaining the fidelity of gene expression, underscoring its significance in cellular processes.

The class of compounds that inhibits CWC22, or associated proteins in the spliceosome pathway, serves to modulate or impede the normal function of the spliceosome. By targeting proteins like CWC22 or the machinery it interacts with, these inhibitors can affect the intricate dance of molecular interactions within the spliceosome. The end result can range from altered splicing patterns to a complete halt in the splicing process, leading to the accumulation of unprocessed pre-mRNA molecules within the cell. The rationale behind inhibiting such a vital process is diverse; however, it often revolves around understanding the fundamental biology of splicing, delineating the roles of specific proteins, or harnessing this process for various research endeavors. The mode of action of these inhibitors is not always direct; some might target CWC22 specifically, while others might affect the larger splicing complex or associated pathways. Regardless of their specificity, the overarching goal of these molecules is to provide a means to control, study, or manipulate the splicing process by acting on its key components. The actual mechanisms through which these inhibitors operate are as diverse as the molecules themselves, yet their collective contribution is undeniable in shedding light on the mysteries of mRNA splicing and its regulation.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Spliceostatin A

391611-36-2sc-507481
1 mg
$1800.00
(0)

Spliceostatin A binds to the SF3b complex, an essential component of the spliceosome. This interaction disrupts the splicing process, potentially affecting the function of proteins like CWC22 involved in mRNA splicing.

Pladienolide B

445493-23-2sc-391691
sc-391691B
sc-391691A
sc-391691C
sc-391691D
sc-391691E
0.5 mg
10 mg
20 mg
50 mg
100 mg
5 mg
$299.00
$5699.00
$11099.00
$25500.00
$66300.00
$2875.00
63
(2)

Similar to Spliceostatin, Pladienolide B targets the SF3b complex, altering the normal splicing mechanism. It's conceivable that such disruption could indirectly modulate the activity of CWC22.

Herboxidiene

142861-00-5sc-506378
1 mg
$1009.00
(0)

Another compound that targets the SF3b complex in the spliceosome, thus inhibiting pre-mRNA splicing. Its effect may impact the role of CWC22 in the splicing process.

FR901464

146478-72-0sc-507352
5 mg
$1800.00
(0)

This compound also binds to the SF3b complex, disrupting its function in the spliceosome. As CWC22 is associated with spliceosomes, its role might be indirectly affected by this compound.

Isoginkgetin

548-19-6sc-507430
5 mg
$225.00
(0)

A general splicing inhibitor, Isoginkgetin interrupts the assembly of the spliceosome, which can theoretically impact the function of associated proteins like CWC22.