N2-(L-(α-Aspartyl))-L-asparagine forms a dicarboxamide-containing dipeptide that models acidic residue interactions. The structure aids studies of hydrogen bonding, charge balance, and backbone flexibility. Researchers examine its conformational preferences under varying pH conditions. Uses span peptide chemistry, folding studies, and enzymatic recognition analysis.
CAT No: R2461
CAS No:13433-11-9
Synonyms/Alias:N2-(L-(ALPHA-ASPARTYL))-L-ASPARAGINE;13433-11-9;DTXSID10158647;
N2-(L-(alpha-Aspartyl))-L-asparagine is a synthetic dipeptide composed of two amino acid residues, asparagine and aspartic acid, linked via a peptide bond. As a well-defined peptide compound, it serves as a valuable model for investigating peptide bond formation, stability, and hydrolysis, making it highly relevant to studies in protein chemistry and peptide-based research. Its structural characteristics, which include both an amide side chain and a carboxylate group, provide unique opportunities for exploring intermolecular interactions, enzymatic specificity, and structure-activity relationships within peptide systems.
Peptide synthesis research: In the context of peptide chemistry, N2-(L-(alpha-Aspartyl))-L-asparagine is frequently utilized as a reference substrate or intermediate in the development and optimization of solid-phase and solution-phase peptide synthesis protocols. Its defined sequence and side-chain functionalities offer a practical system for evaluating coupling efficiencies, protecting group strategies, and cleavage conditions, thereby supporting the refinement of synthetic methodologies for more complex peptides and proteins.
Enzymatic specificity studies: The dipeptide is instrumental in probing the substrate specificity and catalytic mechanisms of proteases and peptidases, particularly those that recognize or hydrolyze asparagine- and aspartate-containing sequences. By serving as a model substrate, it enables detailed kinetic analysis and mechanistic investigations, facilitating the identification of enzyme preferences and the mapping of active site interactions, which are critical for both basic enzymology and inhibitor design.
Protein folding and aggregation research: Due to its combination of polar and charged functional groups, N2-(L-(alpha-Aspartyl))-L-asparagine is employed in studies examining peptide solubility, aggregation tendencies, and folding behavior. Researchers use it to model how specific dipeptide motifs influence the conformational properties of longer peptide chains and proteins, thereby advancing understanding of sequence-structure relationships and the factors that govern protein misfolding or aggregation.
Analytical method development: The compound is also valuable in the development and validation of analytical techniques such as high-performance liquid chromatography (HPLC), capillary electrophoresis, and mass spectrometry. Its well-defined structure and physicochemical properties make it an ideal standard for calibrating retention times, optimizing separation parameters, and assessing detection sensitivity in the quantitative and qualitative analysis of peptides.
Biochemical assay calibration: In various biochemical assays, N2-(L-(alpha-Aspartyl))-L-asparagine can serve as a calibration standard or control to ensure assay reliability and accuracy. Its predictable behavior in enzymatic and chemical assays allows researchers to benchmark assay performance, validate experimental protocols, and compare results across different experimental conditions, thereby enhancing reproducibility and data quality in peptide research workflows.
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