Date published: 2026-6-12

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FBL18 Inhibitors

FBL18, also known as F-box/LRR-repeat protein 18, is a protein encoded by the FBL18 gene. It belongs to the F-box family, which plays a crucial role in mediating protein degradation through the ubiquitin-proteasome system (UPS). Specifically, FBL18 acts as a substrate recognition component of the SCF (Skp1-Cullin-F-box) E3 ubiquitin ligase complex. This complex targets specific proteins for ubiquitination and subsequent degradation, thereby regulating various cellular processes such as cell cycle progression, signal transduction, and protein homeostasis. Inhibition of FBL18 can have significant implications for cellular functions due to its role in protein degradation. One mechanism of inhibition involves disrupting the formation or function of the SCF E3 ubiquitin ligase complex, thereby preventing the ubiquitination and degradation of target proteins. Additionally, inhibition of FBL18 may lead to the accumulation of specific proteins that are normally targeted for degradation by the UPS, resulting in dysregulation of signaling pathways and cellular processes. Moreover, since FBL18 is involved in diverse cellular functions, its inhibition may impact various physiological processes, including cell proliferation, differentiation, and apoptosis. Understanding the mechanisms of FBL18 inhibition is crucial for elucidating its role in cellular physiology and exploring strategies for conditions associated with dysregulated protein degradation pathways.

Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Staurosporine

62996-74-1sc-3510
sc-3510A
sc-3510B
100 µg
1 mg
5 mg
$82.00
$153.00
$396.00
113
(4)

Staurosporine is a broad-spectrum protein kinase inhibitor that targets multiple signaling pathways, including the PI3K/AKT/mTOR pathway. Inhibition of this pathway indirectly down-regulates FBL18 expression by disrupting downstream signaling cascades involved in its regulation.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

Wortmannin inhibits phosphoinositide 3-kinase (PI3K), a key enzyme in the PI3K/AKT/mTOR pathway. By blocking PI3K activity, Wortmannin disrupts downstream signaling events that regulate FBL18 expression, resulting in its down-regulation.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

LY294002 is a potent inhibitor of phosphoinositide 3-kinase (PI3K), which plays a crucial role in the PI3K/AKT/mTOR pathway. Inhibition of PI3K by LY294002 leads to the suppression of downstream signaling cascades that control FBL18 expression.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin inhibits the mTORC1 complex, a downstream effector of the PI3K/AKT/mTOR pathway. By blocking mTORC1 activity, Rapamycin disrupts signaling events that regulate FBL18 expression, resulting in its down-regulation.

SB 203580

152121-47-6sc-3533
sc-3533A
1 mg
5 mg
$90.00
$349.00
284
(5)

SB203580 is a selective inhibitor of p38 MAPK, a signaling kinase involved in various cellular processes. Inhibition of p38 MAPK by SB203580 leads to the suppression of downstream signaling pathways that regulate FBL18 expression, resulting in its inhibition.

SP600125

129-56-6sc-200635
sc-200635A
10 mg
50 mg
$40.00
$150.00
257
(3)

SP600125 inhibits c-Jun N-terminal kinase (JNK), a member of the MAPK signaling pathway. By blocking JNK activity, SP600125 disrupts signaling cascades that regulate FBL18 expression, leading to its down-regulation.

U-0126

109511-58-2sc-222395
sc-222395A
1 mg
5 mg
$64.00
$246.00
136
(2)

U0126 is a selective inhibitor of MEK1 and MEK2, upstream kinases in the MAPK/ERK signaling pathway. Inhibition of MEK1/2 by U0126 disrupts downstream signaling events that control FBL18 expression, resulting in its down-regulation.

PD 98059

167869-21-8sc-3532
sc-3532A
1 mg
5 mg
$40.00
$92.00
212
(2)

PD98059 is a potent and selective inhibitor of MEK1 and MEK2, key kinases in the MAPK/ERK signaling pathway. Inhibition of MEK1/2 by PD98059 leads to the suppression of downstream signaling cascades that regulate FBL18 expression.

Sorafenib

284461-73-0sc-220125
sc-220125A
sc-220125B
5 mg
50 mg
500 mg
$57.00
$100.00
$250.00
129
(3)

Sorafenib inhibits multiple kinases, including RAF kinases involved in the MAPK/ERK signaling pathway. By blocking RAF kinase activity, Sorafenib disrupts downstream signaling events that regulate FBL18 expression, leading to its down-regulation.

Dasatinib

302962-49-8sc-358114
sc-358114A
25 mg
1 g
$70.00
$145.00
51
(1)

Dasatinib is a potent inhibitor of multiple tyrosine kinases, including SRC family kinases. Inhibition of SRC kinases by Dasatinib disrupts downstream signaling cascades that regulate FBL18 expression, resulting in its down-regulation.