Date published: 2025-10-15

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Pin4 Inhibitors

Inhibitors of Pin4 target various biochemical pathways to achieve functional repression of this protein's cellular activity. Compounds that form complexes with immunophilins lead to the inhibition of downstream effectors like calcineurin, subsequently impacting Pin4's interactions and its ability to regulate the cell cycle through phosphorylation events. This indirect inhibition strategy is further employed by agents that disrupt the chaperone activity of proteins such as Hsp90, leading to potential misfolding or instability of Pin4, and hence, a decrease in its bioavailability and function. Moreover, inhibitors that affect the prenylation process can alter Pin4's post-translational modifications, thus impacting its localization and subsequent cellular function. Additional pathways that indirectly influence Pin4 activity include the cell growth signaling and mitotic spindle assembly processes. By inhibiting mTOR, protein synthesis is curtailed, thereby diminishing the signals necessary for Pin4's functional contribution to cell proliferation. Aurora kinase inhibitors also play a role by interfering with spindle assembly, a critical event in the cell division cycle where Pin4 is implicated. Additionally, the modulation of the MAPK pathway by specific MEK inhibitors can alter the phosphorylation status of Pin4's substrates, affecting its role in signal transduction. Inhibition of the ubiquitin-proteasome system, whether through interference with NEDD8-activating enzyme or direct proteasome inhibition, can also lead to an indirect reduction in Pin4's chaperone activity by inducing protein misfolding stress. Collectively, these chemically diverse inhibitors converge on the regulation of Pin4, manifesting as a comprehensive inhibition of its cellular activity through multiple, intersecting pathways.

Items 1 to 10 of 14 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Juglone

481-39-0sc-202675
sc-202675A
1 g
5 g
$66.00
$222.00
6
(1)

Juglone, CAS 481-39-0, is a naphthoquinone compound that acts as an inhibitor of the peptidyl-prolyl cis-trans isomerase Pin4 by interfering with its isomerase activity, which affects protein folding.

PPIase-Parvulin Inhibitor

64005-90-9sc-222187
10 mg
$200.00
(0)

PPIase-Parvulin Inhibitor, CAS 64005-90-9, is a chemical that inhibits Pin4 by targeting its peptidyl-prolyl cis-trans isomerase activity, which is pivotal in protein folding processes.

FK-506

104987-11-3sc-24649
sc-24649A
5 mg
10 mg
$76.00
$148.00
9
(1)

FK-506 binds to the immunophilin FKBP12, creating a complex that inhibits calcineurin. Inhibition of calcineurin affects Pin4 by altering its ability to engage in phosphorylation-dependent interactions.

Cyclosporin A

59865-13-3sc-3503
sc-3503-CW
sc-3503A
sc-3503B
sc-3503C
sc-3503D
100 mg
100 mg
500 mg
10 g
25 g
100 g
$62.00
$90.00
$299.00
$475.00
$1015.00
$2099.00
69
(5)

Cyclosporin A forms a complex with cyclophilins, inhibiting calcineurin. The subsequent downregulation of dephosphorylation processes can indirectly inhibit Pin4 functions related to cell cycle regulation.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$62.00
$155.00
$320.00
233
(4)

Rapamycin binds to FKBP12, but instead of inhibiting calcineurin, it inhibits mTOR. This can lead to decreased protein synthesis and indirectly affect Pin4 activity due to reduced cell growth signals.

Geldanamycin

30562-34-6sc-200617B
sc-200617C
sc-200617
sc-200617A
100 µg
500 µg
1 mg
5 mg
$38.00
$58.00
$102.00
$202.00
8
(1)

Geldanamycin binds to heat shock protein 90 (Hsp90) and interferes with its chaperone function. This can lead to destabilization of client proteins, potentially affecting Pin4's folding and stability.

MLN8237

1028486-01-2sc-394162
5 mg
$220.00
(0)

Alisertib is an Aurora kinase inhibitor which interferes with mitotic spindle assembly. This can hinder cell division processes where Pin4 is implicated, leading to its functional inhibition.

Zoledronic acid, anhydrous

118072-93-8sc-364663
sc-364663A
25 mg
100 mg
$90.00
$251.00
5
(0)

Zoledronic acid inhibits farnesyl pyrophosphate synthase, disrupting prenylation. This could affect the localization and function of Pin4 by altering its post-translational modifications.

U-0126

109511-58-2sc-222395
sc-222395A
1 mg
5 mg
$63.00
$241.00
136
(2)

U0126 is a MEK inhibitor that prevents activation of ERK1/2, components of the MAPK pathway. By inhibiting this pathway, the phosphorylation status of Pin4 targets might be altered, indirectly affecting Pin4's role.

WZ4003

1214265-58-3sc-473979
5 mg
$300.00
(0)

WZ4003 is a selective NUAK1 inhibitor which could inhibit cellular processes involving Pin4 by disrupting its interaction with substrates phosphorylated by NUAK1.