HSTF1 Inhibitors
Chemical inhibitors of HSTF1 function through various mechanisms to modulate the activity of this protein. Wortmannin and LY294002 are both inhibitors of phosphoinositide 3-kinases (PI3K), a class of enzymes that play a crucial role in the signaling pathways that regulate protein stability and activity. By inhibiting PI3K, these chemicals prevent the phosphorylation of HSTF1, a post-translational modification that often regulates protein function. Similarly, Staurosporine acts as a broad-spectrum kinase inhibitor, targeting protein kinase C (PKC) among others. PKC is known to phosphorylate and thereby modulate the activity of a variety of proteins, including HSTF1. Therefore, Staurosporine's inhibition of PKC results in decreased phosphorylation and subsequent activity of HSTF1.
Further down the signaling cascade, U0126, PD98059, and SP600125 target different kinases within the MAPK pathway. U0126 and PD98059 specifically inhibit MEK1/2, which are upstream regulators of ERK, enzymes that can phosphorylate transcription factors. By blocking MEK1/2, these inhibitors indirectly prevent the activation of HSTF1. SP600125, on the other hand, inhibits c-Jun N-terminal kinase (JNK), another kinase that can influence the activity of transcription factors. The inhibition of JNK by SP600125 is yet another means by which the phosphorylation and activity of HSTF1 can be controlled. SB203580 targets p38 MAP kinase, which is implicated in cellular stress responses and may phosphorylate HSTF1; its inhibition leads to a decrease in HSTF1 activation. Rapamycin, an mTOR inhibitor, works within the PI3K/AKT pathway, which is integral to regulating protein synthesis and function, thereby affecting the activity of HSTF1. Lastly, Go 6983, GF109203X, and Ro-31-8220 are all inhibitors of PKC, and by preventing PKC activity, they reduce the phosphorylation and activation of HSTF1. BIM I, also a PKC inhibitor, operates in a similar manner to control the functional state of HSTF1.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Wortmannin | 19545-26-7 | sc-3505 sc-3505A sc-3505B | 1 mg 5 mg 20 mg | $67.00 $223.00 $425.00 | 97 | |
Wortmannin is a potent inhibitor of phosphoinositide 3-kinases (PI3K), which are involved in signaling pathways that can regulate the activity and stability of many proteins, including HSTF1. Inhibition of PI3K can lead to reduced phosphorylation of HSTF1, thereby inhibiting its function. | ||||||
LY 294002 | 154447-36-6 | sc-201426 sc-201426A | 5 mg 25 mg | $123.00 $400.00 | 148 | |
LY294002 is another inhibitor of PI3K, which is known to participate in the cellular pathways that HSTF1 is involved in. By inhibiting PI3K, LY294002 can decrease the phosphorylation and activation of HSTF1. | ||||||
Staurosporine | 62996-74-1 | sc-3510 sc-3510A sc-3510B | 100 µg 1 mg 5 mg | $82.00 $153.00 $396.00 | 113 | |
Staurosporine is a broad-spectrum kinase inhibitor that can inhibit protein kinase C (PKC), which may phosphorylate and activate HSTF1. By inhibiting PKC, Staurosporine can reduce the functional activity of HSTF1. | ||||||
U-0126 | 109511-58-2 | sc-222395 sc-222395A | 1 mg 5 mg | $64.00 $246.00 | 136 | |
U0126 is an inhibitor of MEK1/2, enzymes in the MAPK/ERK pathway which can phosphorylate and activate numerous transcription factors, potentially including HSTF1. By inhibiting MEK1/2, U0126 can reduce the activation of HSTF1. | ||||||
SP600125 | 129-56-6 | sc-200635 sc-200635A | 10 mg 50 mg | $40.00 $150.00 | 257 | |
SP600125 is an inhibitor of c-Jun N-terminal kinase (JNK), which can influence the activity of various transcription factors. By inhibiting JNK, SP600125 could reduce the phosphorylation and activity of HSTF1. | ||||||
SB 203580 | 152121-47-6 | sc-3533 sc-3533A | 1 mg 5 mg | $90.00 $349.00 | 284 | |
SB203580 is a selective inhibitor of p38 MAP kinase, which is involved in cellular stress responses and could phosphorylate HSTF1. Inhibition of p38 MAP kinase by SB203580 could lead to decreased activation of HSTF1. | ||||||
PD 98059 | 167869-21-8 | sc-3532 sc-3532A | 1 mg 5 mg | $40.00 $92.00 | 212 | |
PD98059 is a selective inhibitor of MEK, which acts upstream of ERK in the MAPK pathway. As the MAPK pathway can regulate HSTF1 activity, inhibition by PD98059 can lead to reduced phosphorylation and activity of HSTF1. | ||||||
Rapamycin | 53123-88-9 | sc-3504 sc-3504A sc-3504B | 1 mg 5 mg 25 mg | $63.00 $158.00 $326.00 | 233 | |
Rapamycin is an mTOR inhibitor, and mTOR is a key kinase in the PI3K/AKT pathway that can regulate protein synthesis and other cellular processes. Inhibition of mTOR by Rapamycin can lead to decreased activity of proteins such as HSTF1. | ||||||
Gö 6983 | 133053-19-7 | sc-203432 sc-203432A sc-203432B | 1 mg 5 mg 10 mg | $105.00 $299.00 $474.00 | 15 | |
Go 6983 is a potent inhibitor of PKC, which is potentially involved in the regulation of HSTF1. By inhibiting PKC, Go 6983 can prevent the phosphorylation and consequent activation of HSTF1. | ||||||
Bisindolylmaleimide I (GF 109203X) | 133052-90-1 | sc-24003A sc-24003 | 1 mg 5 mg | $105.00 $242.00 | 36 | |
GF109203X is another PKC inhibitor that can decrease the phosphorylation and activity of proteins regulated by PKC, such as HSTF1. | ||||||