Date published: 2026-2-8

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WIF-1 Inhibitors

WIF-1 inhibitors represent a class of chemicals that modulate the activity of the Wnt Inhibitory Factor-1 (WIF-1), a crucial player in the regulation of Wnt signaling. WIF-1 functions as a secreted antagonist of Wnt ligands, sequestering them from the Wnt receptor complex and preventing the initiation of Wnt signaling cascades. The inhibitors listed above act either directly on WIF-1 or indirectly through modulation of key components in the Wnt signaling pathway. LGK-974, for instance, operates by inhibiting Porcupine, an enzyme essential for the secretion of Wnt ligands. This inhibition results in decreased Wnt ligand availability, indirectly influencing WIF-1 by enhancing its antagonistic effect on the remaining Wnt ligands. Similarly, ICG-001 targets CREB-binding protein (CBP), disrupting Wnt target gene transcription and indirectly impacting WIF-1 by altering the transcriptional regulation of Wnt signaling.

Several inhibitors, such as XAV939, IWR-1, and BC2059, target tankyrase, stabilizing Axin, a key component of the β-catenin destruction complex. This stabilization promotes β-catenin degradation, indirectly influencing WIF-1 by enhancing its antagonistic effect on Wnt ligands. Other compounds like PRI-724 and its analogs directly inhibit the interaction between β-catenin and CBP, disrupting WIF-1 regulation by altering transcriptional events downstream of Wnt signaling. The modulation of Wnt signaling by these inhibitors provides valuable insights into conditions where dysregulation of Wnt signaling, and consequently WIF-1 activity, plays a crucial role. Understanding the diverse mechanisms by which these inhibitors operate opens avenues for targeted interventions in diseases associated with aberrant Wnt signaling.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

LGK 974

1243244-14-5sc-489380
sc-489380A
5 mg
50 mg
$359.00
$1295.00
2
(0)

LGK-974 is a small molecule inhibitor that selectively targets the Wnt pathway by inhibiting Porcupine, an acyltransferase essential for Wnt ligand secretion. By blocking Wnt secretion, LGK-974 indirectly affects WIF-1 by preventing its antagonism of Wnt ligands, thus leading to downregulation of Wnt signaling and modulation of cellular processes regulated by WIF-1-mediated pathways.

XAV939

284028-89-3sc-296704
sc-296704A
sc-296704B
1 mg
5 mg
50 mg
$36.00
$117.00
$525.00
26
(1)

XAV939 is a tankyrase inhibitor that indirectly affects WIF-1 by stabilizing Axin, a key component of the β-catenin destruction complex. WIF-1 antagonizes Wnt signaling by binding to Wnt ligands, and the stability of Axin is crucial for proper β-catenin degradation.

PRI-724

1422253-38-0sc-507535
25 mg
$260.00
(0)

PRI-724 is a small molecule inhibitor that selectively targets the interaction between β-catenin and its co-activator CBP. As WIF-1 inhibits Wnt signaling by interacting with Wnt ligands and sequestering them from the receptor complex, PRI-724 indirectly modulates WIF-1 by disrupting the interaction between β-catenin and CBP.

IWR-1-endo

1127442-82-3sc-295215
sc-295215A
5 mg
10 mg
$82.00
$135.00
19
(1)

IWR-1 is a tankyrase inhibitor that indirectly influences WIF-1 by stabilizing Axin, a component of the β-catenin destruction complex. WIF-1 antagonizes Wnt signaling by binding to Wnt ligands, and the stability of Axin is crucial for proper β-catenin degradation.

KY02111

1118807-13-8sc-397043
sc-397043A
5 mg
25 mg
$79.00
$336.00
(0)

KY02111 is a small molecule inhibitor of Wnt/β-catenin signaling that indirectly influences WIF-1 by modulating the activity of the destruction complex. WIF-1 inhibits Wnt signaling by binding to Wnt ligands, and the destruction complex regulates the degradation of β-catenin.

NSC 668036

144678-63-7sc-507412
5 mg
$175.00
(0)

NSC668036 is a small molecule inhibitor that targets the Wnt/β-catenin pathway by disrupting the interaction between β-catenin and its co-activator CBP. Given that WIF-1 inhibits Wnt signaling by interacting with Wnt ligands, NSC668036 indirectly influences WIF-1 by disrupting the interaction between β-catenin and CBP.

Cercosporin

35082-49-6sc-255013
5 mg
$459.00
1
(0)

Cercosporin is a tankyrase inhibitor that indirectly influences WIF-1 by stabilizing Axin, a component of the β-catenin destruction complex. WIF-1 inhibits Wnt signaling by binding to Wnt ligands, and the stability of Axin is crucial for proper β-catenin degradation.

WAY 262611

sc-397019
sc-397019A
5 mg
25 mg
$131.00
$520.00
2
(0)

WAY-262611 is a small molecule inhibitor of the Wnt pathway that indirectly influences WIF-1 by modulating the activity of the destruction complex. WIF-1 inhibits Wnt signaling by binding to Wnt ligands, and the destruction complex regulates the degradation of β-catenin.