In the world of peptide research, few synthetic constructs have garnered as much attention as the padre peptide sequence. As a user who frequently interacts with various synthetic compounds for laboratory study, I have found that understanding the structural integrity and the specific biochemical profile of this molecule is essential for anyone looking into immuno Purity. >95% ; Catalog Number. LT8198 ; Molecular Weight. 1347.63 ; Formula. C65H102N16O15 ; Sequence.AKFVAAWTLKAAA, Ala - Lys - Phe - Val - Ala - Ala - Trp - Thr Read more logical research models.
Defining the PADRE Peptide
The PADRE (Pan-DR-binding epitope) is a synthetic, 13-amino acid peptide that has become a staple in modern investigative workflows. Its primary appeal lies in its function as a universal peptidic epitope. Unlike naturally occurring sequences that may show restricted binding, the PADRE peptide was specifically engineered for promiscuous binding to multiple HLA class II DR alleles.
When I look at the technical specifications, the sequence: AKFVAAWTLKAAA is the gold standard for this molecule. This specific arrangement—Ala-Lys-Phe-Val-Ala-Ala-Trp-Thr-Leu-Lys-Ala-Ala-Ala—is often referenced in literature as a vital tool for those studying T-cell help.
Technical Specifications and Synthesis
For those involved in sourcing, it is important to verify the purity and chemical structure of the compound. The H-AKFVAAWTLKAAA-OH configuration is standard, and high-quality preparations typically boast a purity of >95% via HPLC/MS.
Key attributes I look for include:
* Molecular Weight: Approximately 1347.61 g/mol.
* Formula: C65H102N16O15.
* Structure: It is a linear sequence, though some advanced designs inco PADRE peptide is a universal peptidic epitope. PADRE peptide binds to pan HLA Sequence. Ala-Lys-Phe-Val-Ala-Ala-Trp-Thr-Leu-Lys-Ala-Ala-Ala. Sequence Read more rporate modifications like D-alanine, L-cyclohexylalanine, and aminohexanoic acid to enhance stability or binding affinity.
Insights into the PADRE Sequence
The PADRE sequence (AKFVAAWTLKAAA) is widely utilized because it provides a consistent pan-DR epitope (PADRE) peptide framework. In my experience reviewing various protocols, the AKFVAAWTLKAA variant is sometimes discussed, but the 13-amino acid version remains the most frequent point of reference.
When researchers discuss pan-DR epitopes (PADRE) peptides, they are often highlighting how these molecules act as a bri PADRE | 1 mg | EP07104_1 dge. For instance, I have noted studies where two copies of Aβ1–11 fused with the promiscuous nonself T cell epitope, PADRE were used to explore specific molecular interactions. This ill Peptide Vaccine Design ustrates PADRE peptide | Universal Peptidic Epitope the versatility of the PADRE construct; it is not just a standalone molecule but a modular component that can be fused to other sequences, such as HA epitope 1 - HA epitope 2 - M epitope 9, to create complex, multi-epitope constructs.
Practical Observations
In laboratory settings, the peptide is often handled as a lyophilized powder. Whether you are working with a PADRE peptides mix formulated with IFA or exploring a pan HLA-DR epitope (PADRE) in a custom vaccine design, the stability of the 13 amino acid nonnatural pan DR epitope (PADRE) is a significant advantage.
The PADRE is a universal synthetic 13 amino acid peptide that continues to be a subject of fascination due to its ability to activate specific cellular responses. If you are examining the padre peptide, ensure that the documentation confirms the sequence: AKFVAAWTLKAAA precisely, as variation Linear PADRE T helper epitope and carbohydrate B - PubMed s in the C-terminus or N-terminus can influence experimental outcomes.
Conclusion
Whether you are a seasoned researcher or just beginning to explore the utility of synthetic epitopes, the PADRE peptide offers a reliable, well-characterized scaffold. By focusing on the AKFVAAWTLKAAA sequence and adhering to rigorous handling standards, one can effectively utilize this epi-based tool to further investigate PADRE peptide AKFVAAWTLKAAA the complexities of immune recognition and peptide-MHC interactions. Always prioritize sourcing from vendors who provide clear HPLC/MS data to ensure your padre peptide meets the necessary criteria for your specific research goals.