is-lancome-renergie-peptide-cream-a-moisturizer The Pep-1 peptide is a well-characterized, synthetic cell-penetrating peptide (CPP) renowned for its ability to facilitate the transport of molecules, including proteins and other macromolecules, across cell membranes and into the cell nucleus. This amphipathic alpha-helical peptide, typically comprising 21 amino acid residues, leverages a combination of electrostatic and hydrophobic forces to interact with lipid bilayers, effectively creating pathways for cargo delivery. Its capacity to act as a carrier peptide makes it a valuable tool in various biological and biotechnological applications, from drug delivery research to fundamental cellular studiesLKT Laboratories, Inc. - Pep-1 Peptide.
Pep-1's efficacy as a cell-penetrating peptide stems from its unique structural and chemical properties. It is described as a tryptophane-rich cell-penetrating peptide, a characteristic that contributes significantly to its interaction with cellular membranes. The peptide's amphipathic nature means it possesses both hydrophilic and hydrophobic regions, allowing it to bridge the lipid bilayer. Studies indicate that Pep-1 can induce transmembrane pores, thereby enabling the passage of larger molecules that would otherwise be unable to cross the cell's barrierCell-penetrating peptide.
Key properties of the Pep-1 peptide include:
* Amino Acid Sequence: A common sequence associated with Pep-1 is KETWWETWWTEWSQPKKKRKV, highlighting its tryptophan-rich domain and a positively charged C-terminus.
* Amphipathicity: This crucial feature allows it to interact with both the aqueous environment and the lipid core of cell membranes.
* Cellular Uptake: Pep-1 has demonstrated the ability to facilitate the cellular uptake of various cargos, including proteins, antibodies, and even foreign mitochondriaA well-characterized amphipathic cell penetrating peptide thatis able to transport proteins and other macromolecules to the cell nucleus..
* Nuclear Translocation: A significant function of Pep-1 is its capacity to transport proteins and other macromolecules directly to the cell nucleus.Pep-1is one of the synthetic cell-penetratingpeptides(CPPs). CPP with primary amphipathicity that comprises tryptophan-rich domain derived from NLS.
* Stability and Storage: In lyophilized form, Pep-1 peptide can be stored for up to six months at 0-5°C, and it is typically soluble in water.
The Pep-1 peptide has found diverse applications in scientific research, primarily revolving around its cell-penetrating peptide capabilities.Pep-1 - 1 mg Its ability to deliver biologically active compounds into mammalian cells has made it a subject of extensive study. Researchers have explored its use in delivering therapeutic agents, enhancing gene therapy vectors, and facilitating the intracellular delivery of proteins for functional studies without compromising their biological activityPep-1.
Current research indicates that Pep-1 can form biologically efficient complexes, such as with the tumor suppressor p27Kip, in the form of discrete nanoparticles.作者：MA Muñoz-Morris·2007·被引用次数：101—We provide first-time evidence thatbiologically efficient complexes of Pep-1/p27Kip tumour suppressorphysically exist in the form of discrete nanoparticles. This suggests its potential for targeted delivery systemsPep-1 (uncapped) - 金斯瑞生物科技有限公司. Furthermore, investigations into Pep-1's interaction with lipid membranes are ongoing, seeking to provide deeper insights into the structural details of its membrane translocation mechanism.
Beyond its role in delivering proteins, Pep-1 has also been engineered into chimeric peptides, such as Pep-1-Cysteamine, to expand its delivery capabilities. Studies have also shown its potential in conjugating with nanocarriers, like folic acid-tethered Pep-1 peptide-conjugated liposomal nanocarriers, to overcome biological barriers for more effective drug delivery.
While the field of cell-penetrating peptides is broad, Pep-1 stands out due to its established efficacy and well-defined characteristics. It is important to distinguish Pep-1 from other peptide-related terms that may appear in broader searches. For instance, PEPT1 (peptide transporter 1) refers to a specific protein transporter involved in the absorption of peptides in the intestine, which is functionally distinct from the Pep-1 peptide's role as a carrier.作者：S Dhar·2021·被引用次数：16—Our first survey ofPEP1-mediated vascular tissue development provides new insights into thePEP1function as a regulator of cellular reprogramming in the ... Similarly, while other short peptides may have various biological functions, Pep-1 is specifically designed and characterized for its protein transduction domain (PTD) properties.
The development of PEP-FOLD as a de novo approach for predicting peptide structures highlights the ongoing advancements in peptide research, but Pep-1 itself is a well-characterized synthetic peptide with established sequences and functions, rather than a prediction model. The specific sequence and properties of Pep-1 are crucial for its successful application, differentiating it from generic or newly discovered peptides.
The ongoing research into the Pep-1 peptide continues to uncover new applications and refine our understanding of its mechanisms. Its role in cellular reprogramming, as suggested by studies on danger-associated peptide PEP1, opens up avenues for regenerative medicine. The ability of Pep-1 to deliver antibodies into cells while preserving their antigen-recognition capabilities further solidifies its importance in immunology and therapeutic development.Pep - 1: Chariot | CRB1001134
As with any powerful biological tool, careful consideration of its application, potential interactions, and optimal usage protocols is essentialPep-1 is a peptide. This product is made to order. A CoA with HPLC and MS data will be provided with the product.. Researchers utilizing Pep-1 should refer to specific product data, such as Certificates of Analysis (CoA) providing HPLC and MS data, to ensure the quality and authenticity of the peptide. The continued exploration of Pep-1's interaction with various cellular components and its integration into novel delivery systems promises to further enhance its utility in advancing biological sciences and therapeutic interventions.
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