Date published: 2026-1-22

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FBXO22 Inhibitors

FBXO22, a member of the F-box protein family, serves as a critical regulator of cellular homeostasis by mediating the ubiquitination and subsequent degradation of various protein targets. Through its role as a substrate recognition component of the SCF (Skp1-Cullin1-F-box) ubiquitin ligase complex, FBXO22 exerts control over diverse cellular processes, including cell cycle progression, apoptosis, and gene expression regulation. Specifically, FBXO22 recognizes specific protein substrates and facilitates their ubiquitination, marking them for proteasomal degradation. This regulatory mechanism allows FBXO22 to modulate the abundance and activity of key proteins involved in fundamental cellular functions, thereby exerting precise control over cellular responses to internal and external stimuli. Inhibition of FBXO22 represents a promising strategy for modulating cellular processes implicated in various diseases, including cancer and inflammatory disorders. Several mechanisms can disrupt FBXO22 function, including interference with its interactions with substrate proteins or components of the SCF ubiquitin ligase complex. Small molecule inhibitors targeting specific components of FBXO22-mediated ubiquitination pathways, such as proteasome inhibitors or inhibitors of upstream kinases involved in FBXO22 regulation, can effectively block FBXO22 activity and alter the stability and function of its protein substrates. By elucidating the precise mechanisms underlying FBXO22 inhibition, researchers can gain insights into the pathophysiological roles of FBXO22 dysregulation and develop novel approaches aimed at modulating cellular processes associated with FBXO22 activity.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

MG-132 [Z-Leu- Leu-Leu-CHO]

133407-82-6sc-201270
sc-201270A
sc-201270B
5 mg
25 mg
100 mg
$60.00
$265.00
$1000.00
163
(3)

MG-132 is a proteasome inhibitor that blocks the activity of the proteasome complex, leading to the accumulation of polyubiquitinated proteins and inhibition of protein degradation. By preventing the degradation of FBXO22 and its substrates, MG-132 effectively inhibits the function of FBXO22 and its downstream cellular processes.

MLN 4924

905579-51-3sc-484814
1 mg
$286.00
1
(0)

MLN4924 is a potent inhibitor of NEDD8-activating enzyme (NAE), which inhibits neddylation, a post-translational modification essential for the activation of Cullin-RING ubiquitin ligases (CRLs) including SCF (Skp1-Cullin1-F-box) complexes.

CDC25 Phosphatase Inhibitor II, NSC 663284

383907-43-5sc-202987A
sc-202987
sc-202987B
sc-202987C
1 mg
5 mg
10 mg
25 mg
$51.00
$241.00
$357.00
$663.00
4
(1)

NSC 663284 is a small molecule inhibitor of casein kinase 2 (CK2), which phosphorylates FBXO22 and regulates its stability and activity. Inhibition of CK2 by NSC 663284 disrupts FBXO22 phosphorylation and may lead to its destabilization or altered function, thereby inhibiting FBXO22-mediated ubiquitination and degradation of its substrates.

GSK343

1346704-33-3sc-397025
sc-397025A
5 mg
25 mg
$151.00
$461.00
1
(0)

GSK343 is a selective inhibitor of enhancer of zeste homolog 1 (EZH1) and EZH2, components of the polycomb repressive complex 2 (PRC2) involved in histone methylation and gene silencing. Inhibition of EZH1/2 by GSK343 may modulate the epigenetic regulation of FBXO22 and its target genes, impacting FBXO22-mediated cellular processes.

Dihydro Artemisinin

71939-50-9sc-211332
100 mg
$233.00
1
(1)

Dihydro Artemisinin is a derivative of artemisinin, a natural compound with anti-malarial properties. Recent studies have shown that dihydroartemisinin inhibits the proliferation and induces apoptosis in cancer cells by downregulating the expression of FBXO22 and its downstream targets involved in cell cycle progression and apoptosis regulation.

Thymoquinone

490-91-5sc-215986
sc-215986A
1 g
5 g
$47.00
$133.00
21
(2)

Thymoquinone is a bioactive compound found in black seed oil with anticancer properties. Thymoquinone inhibits the expression of FBXO22 and its substrates involved in cell cycle regulation and apoptosis, leading to cell cycle arrest and apoptosis induction in cancer cells.

BX 795

702675-74-9sc-281689
sc-281689A
sc-281689C
sc-281689B
sc-281689D
sc-281689E
2 mg
5 mg
10 mg
25 mg
50 mg
100 mg
$219.00
$273.00
$331.00
$495.00
$882.00
$1489.00
5
(1)

BX795 is a selective inhibitor of TBK1 and IKKε, serine/threonine kinases involved in innate immune responses and inflammation. Inhibition of TBK1/IKKε by BX795 may modulate the NF-κB signaling pathway, which regulates the expression of FBXO22 and its substrates involved in cell cycle progression and inflammation, leading to inhibition of FBXO22-mediated cellular processes.

Bortezomib

179324-69-7sc-217785
sc-217785A
2.5 mg
25 mg
$135.00
$1085.00
115
(2)

Bortezomib is a proteasome inhibitor approved for multiple myeloma. By inhibiting the proteasome, bortezomib blocks the degradation of FBXO22 and its substrates, leading to the accumulation of polyubiquitinated proteins and inhibition of FBXO22-mediated cellular processes such as cell cycle progression and apoptosis regulation.