Date published: 2026-2-14

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PCDHB3 Inhibitors

Inhibitors of PCDHB3 function through a variety of mechanisms that indirectly lead to the decreased activity of this membrane protein. Some compounds achieve this by altering the composition and properties of the cell membrane itself. For instance, changes in membrane fluidity and the composition of lipid microdomains can significantly impact the localization and activity of PCDHB3, as this protein's function is closely tied to its environment within the cellular membrane. Specific inhibitors that extract cholesterol or integrate fatty acids into the membrane can modify the structural context in which PCDHB3 operates, potentially diminishing its function. Additionally, by modulating the levels of critical ions and cofactors such as calcium and magnesium, or the availability of pivotal signaling lipids, the conformational state and adhesive properties of PCDHB3 can be affected, leading to an overall reduction in its functional activity.

Other inhibitors work by targeting intracellular signaling cascades that regulate PCDHB3's activity. These compounds inhibit key enzymes or alter secondary messenger concentrations, thereby affecting the phosphorylation states and interactions of proteins that govern PCDHB3's signaling roles. For example, inhibition of protein kinases or interference with calcium-calmodulin-dependent processes results in a disruption of the post-translational modifications that are essential for PCDHB3's proper functioning. This can lead to its mislocalization, degradation, or the inability to interact with other proteins within the cell membrane complexes. Furthermore, agents that modulate G-protein coupled receptor (GPCR) signaling pathways can impact the downstream effects that regulate PCDHB3, either through direct interactions or by influencing the broader signaling environment of the cell. In addition, the manipulation of proteolytic systems within the cell, such as the ubiquitin-proteasome pathway, could lead to an increased rate of PCDHB3 turnover, thereby reducing its presence and activity at the cell surface.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Palmitic Acid

57-10-3sc-203175
sc-203175A
25 g
100 g
$114.00
$286.00
2
(0)

By incorporating into the cell membrane, this compound can alter membrane fluidity and signaling, indirectly leading to modulation of membrane proteins like PCDHB3, potentially reducing their functional activity at the cell surface.

Calcium chloride anhydrous

10043-52-4sc-207392
sc-207392A
100 g
500 g
$66.00
$262.00
1
(1)

Elevating extracellular calcium concentration can influence calcium-dependent adhesion molecules, including PCDHB3, causing conformational changes that may reduce their adhesive properties and downstream signaling.

Magnesium sulfate anhydrous

7487-88-9sc-211764
sc-211764A
sc-211764B
sc-211764C
sc-211764D
500 g
1 kg
2.5 kg
5 kg
10 kg
$46.00
$69.00
$163.00
$245.00
$418.00
3
(1)

As a cofactor for various enzymes, changes in magnesium levels can affect signaling pathways and cellular processes, indirectly influencing the activity of membrane proteins like PCDHB3 by altering their local environment or the state of associated proteins.

Cholesterol

57-88-5sc-202539C
sc-202539E
sc-202539A
sc-202539B
sc-202539D
sc-202539
5 g
5 kg
100 g
250 g
1 kg
25 g
$27.00
$2809.00
$129.00
$210.00
$583.00
$88.00
11
(1)

This compound is integral to membrane structure and can modulate the fluidity and microdomain composition. These changes can influence the localization and function of membrane proteins such as PCDHB3, likely leading to decreased activity.

Methyl-β-cyclodextrin

128446-36-6sc-215379A
sc-215379
sc-215379C
sc-215379B
100 mg
1 g
10 g
5 g
$20.00
$48.00
$160.00
$82.00
19
(1)

Extracting cholesterol from cell membranes, this compound disrupts lipid rafts, which are critical for the function of many signaling proteins, including PCDHB3, potentially resulting in diminished protein activity.

Calphostin C

121263-19-2sc-3545
sc-3545A
100 µg
1 mg
$343.00
$1642.00
20
(1)

As an inhibitor of protein kinase C (PKC), this compound can dampen PKC-mediated signaling, which may indirectly influence the function of PCDHB3 by affecting phosphorylation states and interactions of proteins that modulate its activity.

W-7

61714-27-0sc-201501
sc-201501A
sc-201501B
50 mg
100 mg
1 g
$166.00
$306.00
$1675.00
18
(1)

By inhibiting calmodulin, this compound can interfere with calcium-calmodulin dependent processes, which could indirectly lead to a decrease in the functional activity of PCDHB3 by altering signaling pathways that regulate its action.

Genistein

446-72-0sc-3515
sc-3515A
sc-3515B
sc-3515C
sc-3515D
sc-3515E
sc-3515F
100 mg
500 mg
1 g
5 g
10 g
25 g
100 g
$45.00
$164.00
$200.00
$402.00
$575.00
$981.00
$2031.00
46
(1)

As a tyrosine kinase inhibitor, this compound can reduce the phosphorylation of proteins involved in cell signaling. This action may indirectly inhibit the activity of PCDHB3 by affecting the signaling pathways and interactions it is involved with.

Gadolinium(III) chloride

10138-52-0sc-224004
sc-224004A
5 g
25 g
$153.00
$357.00
4
(1)

Can block certain ion channels and alter cellular signaling. Such disruptions may indirectly inhibit PCDHB3 by affecting the ion homeostasis and signaling pathways that influence its function and localization.