The protein PE, often referred to as Phosphatidylethanolamine, is a crucial phospholipid component of biological membranes found in all living organisms. PE plays a pivotal role in maintaining membrane integrity, fluidity, and curvature, thereby influencing various cellular processes such as membrane trafficking, vesicular fusion, and signal transduction. Beyond its structural role, PE serves as a precursor for the biosynthesis of other phospholipids and lipid mediators, contributing to lipid homeostasis and cellular function. Moreover, PE is involved in diverse cellular functions, including apoptosis regulation, autophagy, and lipid metabolism, highlighting its multifaceted roles in cellular physiology.
Inhibiting PE function is essential for understanding its biological roles and exploring strategies targeting lipid metabolism and membrane dynamics. General mechanisms of PE inhibition may involve disrupting its biosynthesis, inhibiting enzymes involved in PE metabolism, or interfering with PE-mediated cellular processes. Pharmacological inhibitors targeting enzymes involved in PE biosynthesis pathways, such as CTP:phosphoethanolamine cytidylyltransferase (Pcyt2) or phosphatidylserine decarboxylase (Psd), can be employed to elucidate the specific contributions of PE to cellular functions. Additionally, perturbing the cellular uptake or trafficking of PE precursors may also serve as a strategy to inhibit PE production and its downstream effects. Furthermore, blocking PE-mediated processes, such as membrane fusion or lipid signaling pathways, can provide insights into the functional significance of PE in cellular physiology. Overall, investigating the mechanisms of PE inhibition offers valuable insights into its roles in cellular processes and may uncover novel targets for diseases associated with dysregulated lipid metabolism and membrane function.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Lipase Inhibitor, THL | 96829-58-2 | sc-203108 | 50 mg | $52.00 | 7 | |
THL (Orlistat) inhibits the enzyme lipase, reducing the breakdown and absorption of dietary fats in the intestine, leading to decreased availability of fatty acids, including those required for phospholipid synthesis. | ||||||
Tunicamycin | 11089-65-9 | sc-3506A sc-3506 | 5 mg 10 mg | $172.00 $305.00 | 66 | |
Tunicamycin inhibits N-linked glycosylation, a process essential for the proper folding and maturation of membrane proteins, including enzymes involved in phospholipid biosynthesis, thus indirectly impeding PE production. | ||||||
Lovastatin | 75330-75-5 | sc-200850 sc-200850A sc-200850B | 5 mg 25 mg 100 mg | $29.00 $90.00 $339.00 | 12 | |
Lovastatin inhibits HMG-CoA reductase, a key enzyme in the mevalonate pathway responsible for cholesterol synthesis. By reducing cholesterol levels, lovastatin indirectly affects phospholipid metabolism, potentially inhibiting PE synthesis. | ||||||
Fenofibrate | 49562-28-9 | sc-204751 | 5 g | $41.00 | 9 | |
Fenofibrate activates peroxisome proliferator-activated receptor alpha (PPARα), which regulates genes involved in lipid metabolism. Inhibition of lipid metabolism pathways could indirectly impact phospholipid biosynthesis, including PE synthesis. | ||||||
Brefeldin A | 20350-15-6 | sc-200861C sc-200861 sc-200861A sc-200861B | 1 mg 5 mg 25 mg 100 mg | $31.00 $53.00 $124.00 $374.00 | 25 | |
Brefeldin A inhibits ADP ribosylation factor (ARF), disrupting vesicular transport between the Golgi apparatus and endoplasmic reticulum. This disruption affects lipid trafficking and membrane biogenesis, potentially impacting PE synthesis indirectly. | ||||||
Triacsin C Solution in DMSO | 76896-80-5 | sc-200574 sc-200574A | 100 µg 1 mg | $187.00 $843.00 | 14 | |
Triacsin C inhibits long-chain acyl-CoA synthetases, which are essential for fatty acid activation prior to incorporation into phospholipids. Inhibition of this step could lead to reduced availability of fatty acids for PE synthesis. | ||||||
Myriocin (ISP-1) | 35891-70-4 | sc-201397 | 10 mg | $150.00 | 8 | |
Myriocin inhibits serine palmitoyltransferase (SPT), the enzyme responsible for the initial step in sphingolipid biosynthesis. Disruption of sphingolipid metabolism could indirectly affect phospholipid composition, including PE levels. | ||||||
(+)-Etomoxir sodium salt | 828934-41-4 | sc-215009 sc-215009A | 5 mg 25 mg | $151.00 $506.00 | 3 | |
Etomoxir inhibits carnitine palmitoyltransferase 1 (CPT1), an enzyme involved in fatty acid oxidation. Reduced fatty acid oxidation could lead to altered lipid metabolism, potentially impacting the synthesis of phospholipids, including PE. | ||||||
Cerulenin (synthetic) | 17397-89-6 | sc-200827 sc-200827A sc-200827B | 5 mg 10 mg 50 mg | $161.00 $312.00 $1210.00 | 9 | |
Cerulenin inhibits fatty acid synthase (FASN), a key enzyme in de novo fatty acid synthesis. Inhibition of this pathway could reduce the availability of fatty acids for phospholipid synthesis, indirectly affecting PE levels. | ||||||
Triclosan | 3380-34-5 | sc-220326 sc-220326A | 10 g 100 g | $141.00 $408.00 | ||
Triclosan inhibits enoyl-acyl carrier protein reductase (ENR), an enzyme involved in bacterial fatty acid biosynthesis. Although primarily targeting bacteria, triclosan may indirectly impact PE synthesis in host cells by affecting overall fatty acid metabolism. | ||||||