Date published: 2026-5-10

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WDR33 Inhibitors

The term WDR33 Inhibitors refers to a class of chemical compounds designed to specifically target and inhibit the activity of the WDR33 protein. WDR33, or WD repeat-containing protein 33, is a protein encoded by the WDR33 gene in humans. It plays a crucial role in various cellular processes, particularly in the regulation of transcription and mRNA splicing. The protein contains multiple WD40 repeats, which are structural motifs involved in protein-protein interactions. WDR33 is known to be associated with spliceosome assembly, a complex molecular machinery responsible for the removal of introns from pre-mRNA, thus facilitating the formation of mature mRNA. Inhibition of WDR33 activity by specific small molecules aims to modulate these critical cellular functions, offering a means to influence gene expression and splicing processes.

Structurally, WDR33 Inhibitors are designed to interact with the active site or binding pocket of the WDR33 protein, preventing its normal functioning. These inhibitors can be small organic molecules with a specific chemical arrangement that enables them to bind selectively to WDR33. The development of WDR33 inhibitors involves a detailed understanding of the protein's structure and the identification of key binding sites. Researchers employ various computational and experimental techniques, such as structure-based drug design and high-throughput screening, to identify and optimize inhibitors. The goal is to create molecules that can effectively disrupt the interactions between WDR33 and its molecular partners, ultimately modulating cellular processes dependent on the proper functioning of WDR33.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Triptolide

38748-32-2sc-200122
sc-200122A
1 mg
5 mg
$90.00
$204.00
13
(1)

Triptolide is a diterpene triepoxide that can inhibit general transcription by targeting transcription factors and components of the RNA polymerase II (Pol II) complex, potentially affecting WDR33's role in mRNA processing.

α-Amanitin

23109-05-9sc-202440
sc-202440A
1 mg
5 mg
$269.00
$1050.00
26
(2)

α-Amanitin is a cyclic peptide toxin from the Amanita phalloides mushroom, which inhibits RNA Pol II. By inhibiting Pol II, α-Amanitin may indirectly affect WDR33's function in mRNA processing.

DRB

53-85-0sc-200581
sc-200581A
sc-200581B
sc-200581C
10 mg
50 mg
100 mg
250 mg
$43.00
$189.00
$316.00
$663.00
6
(1)

DRB is a kinase inhibitor that targets the positive transcription elongation factor b (P-TEFb), which is required for Pol II's transition into elongation; hence, it may indirectly affect WDR33's function.

Flavopiridol

146426-40-6sc-202157
sc-202157A
5 mg
25 mg
$78.00
$259.00
41
(3)

Flavopiridol inhibits CDK9, a component of P-TEFb, potentially disrupting transcription elongation and indirectly impacting WDR33's role in pre-mRNA processing.

I-BET 151 Hydrochloride

1300031-49-5 (non HCl Salt)sc-391115
10 mg
$450.00
2
(0)

I-BET151 is a BET bromodomain inhibitor that disrupts the recognition of acetylated histones, potentially altering transcription and indirectly affecting WDR33's function.

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)

Pladienolide B is an inhibitor of the spliceosome, specifically targeting the SF3B complex, which might influence WDR33's role in mRNA maturation indirectly.

Tanshinone IIA

568-72-9sc-200932
sc-200932A
5 mg
25 mg
$88.00
$316.00
22
(2)

Tanshinone IIA is a diterpene quinone found in Salvia miltiorrhiza that can interfere with various signaling pathways and may indirectly impact WDR33's associated pathways.

Oxamflatin

151720-43-3sc-205960
sc-205960A
1 mg
5 mg
$151.00
$470.00
4
(1)

Oxamflatin is a histone deacetylase inhibitor that modulates chromatin structure, possibly affecting transcription and indirectly WDR33's function.

MS-275

209783-80-2sc-279455
sc-279455A
sc-279455B
1 mg
5 mg
25 mg
$24.00
$90.00
$212.00
24
(2)

MS-275 is a selective histone deacetylase inhibitor that can alter gene expression and potentially impact WDR33's role in mRNA processing indirectly.

C646

328968-36-1sc-364452
sc-364452A
10 mg
50 mg
$265.00
$944.00
5
(1)

C646 is a competitive inhibitor of p300/CBP histone acetyltransferase, potentially affecting transcription and indirectly WDR33's function.