LOC645781 Inhibitors
Functional inhibition of the protein LOC645781 can be mediated through the modulation of the TGF-β signaling pathway, which is a critical cellular communication route that influences numerous biological processes. Compounds that inhibit the TGF-β pathway often do so by targeting the kinase activity of receptors such as ALK4, ALK5, and ALK7, which are essential for the propagation of TGF-β signals. For example, compounds like SB431542, A-83-01, and RepSox directly inhibit the kinase activity of these receptors, which would diminish the phosphorylation of Smad proteins. The phosphorylation of Smad2 and Smad3 is a prerequisite for their nuclear translocation and subsequent transcriptional regulation of target genes. Thus, if LOC645781's function is contingent upon Smad-mediated transcription, these inhibitors would effectively reduce its activity by preventing Smad activation.
Moreover, compounds such as LY364947 and LY2109761 block the ATP-binding sites of TGF-β type I receptors, which impairs the phosphorylation cascade of Smad proteins. By inhibiting this step, these compounds prevent the activation of the downstream signaling components, including transcription factors that regulate gene expression. If LOC645781 is a gene product whose expression is regulated by such transcription factors, then its functional activity would be diminished as a result of the use of these inhibitors.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
SB 431542 | 301836-41-9 | sc-204265 sc-204265A sc-204265B | 1 mg 10 mg 25 mg | $82.00 $216.00 $416.00 | 48 | |
SB431542 is a selective inhibitor of the TGF-β type I receptor ALK5, which also affects ALK4 and ALK7. Inhibition of these receptors leads to decreased phosphorylation of Smad2/3, proteins involved in the canonical TGF-β signaling pathway. If LOC645781 is a Smad3-interacting protein, its activity would be indirectly inhibited due to lack of Smad3 activation. | ||||||
LY 364947 | 396129-53-6 | sc-203122 sc-203122A | 5 mg 10 mg | $107.00 $156.00 | 4 | |
LY364947 acts as a potent ATP-competitive inhibitor of the TGF-β type I receptor kinase, which diminishes Smad2 phosphorylation and consequent transcriptional responses. Reduced Smad2 activity would lead to decreased functional activity of LOC645781 if it relies on Smad2 for its function. | ||||||
A 83-01 | 909910-43-6 | sc-203791 sc-203791A | 10 mg 50 mg | $202.00 $811.00 | 16 | |
A-83-01 selectively inhibits ALK5, ALK4, and ALK7, similar to SB431542, and thus disrupts TGF-β signaling. The inhibition of this pathway would lead to reduced transcription of TGF-β-responsive genes, potentially inhibiting LOC645781 if it is regulated by such genes. | ||||||
TGF-β RI Kinase Inhibitor V | 627536-09-8 | sc-203294 | 2 mg | $88.00 | 3 | |
SD-208 is a TGF-βRI kinase inhibitor that blocks TGF-β signaling. By inhibiting this kinase activity, the phosphorylation and nuclear translocation of Smad proteins are reduced, which would decrease the functional activity of LOC645781 if it is associated with the Smad-dependent pathway. | ||||||
EW-7197 | 1352608-82-2 | sc-507465 | 5 mg | $345.00 | ||
EW-7197 is a selective inhibitor of ALK5 kinase activity, thus inhibiting TGF-β/Smad signaling. This disruption leads to decreased Smad2/3 phosphorylation and reduced transcription of TGF-β target genes, indirectly decreasing LOC645781 activity if it is a product of such genes. | ||||||
LY2109761 | 700874-71-1 | sc-396262 sc-396262A | 1 mg 5 mg | $89.00 $275.00 | 9 | |
LY2109761 is a dual inhibitor of TGF-β type I and type II receptors, impairing both the kinase activity of the receptors and the phosphorylation of Smad2/3. The resulting decrease in TGF-β signaling would lead to reduced activity of LOC645781 if it operates downstream of the Smad2/3 pathway. | ||||||
LY2157299 | 700874-72-2 | sc-391123 sc-391123A | 5 mg 10 mg | $213.00 $359.00 | 3 | |
LY2157299 inhibits ALK5, reducing the phosphorylation of Smad2, which is essential for TGF-β signaling. By blocking this phosphorylation, the transcription of TGF-β-responsive genes is decreased, which would indirectly inhibit LOC645781 if it is influenced by these genes. | ||||||
ALK5 Inhibitor II | 446859-33-2 | sc-221234 sc-221234A sc-221234B sc-221234C sc-221234D sc-221234E sc-221234F | 1 mg 5 mg 10 mg 50 mg 100 mg 500 mg 1 g | $77.00 $153.00 $219.00 $663.00 $1248.00 $4382.00 $7850.00 | 8 | |
RepSox is a selective ALK5 inhibitor, suppressing TGF-β signaling by inhibiting the phosphorylation of Smad2/3. This suppression can lead to decreased activity of LOC645781 if it is involved in TGF-β/Smad-dependent processes. | ||||||
Pirfenidone | 53179-13-8 | sc-203663 sc-203663A | 10 mg 50 mg | $102.00 $416.00 | 6 | |
Pirfenidone has anti-fibrotic properties and is known to inhibit TGF-β-induced collagen synthesis. It can indirectly reduce LOC645781 activity by inhibiting the non-canonical TGF-β signaling pathways that lead to fibrosis and collagen production if LOC645781 is part of these pathways. | ||||||
Halofuginone | 55837-20-2 | sc-507290 | 100 mg | $1775.00 | ||
Halofuginone is an inhibitor of Smad3 phosphorylation and TGF-β signaling. It can lead to decreased activity of LOC645781 if it interacts with or is regulated by the Smad3 protein. | ||||||