Fmoc-β-Ala-Ala-OH unites β-alanine flexibility with alanine's helix-forming tendencies under an Fmoc-protected framework. The building block supports synthesis of extended backbones and noncanonical linkers. Researchers examine coupling behavior and conformational influence during assembly. Applications include synthetic optimization, backbone engineering, and modular sequence design.
CAT No: R2520
CAS No:850324-83-3
Synonyms/Alias:Fmoc-beta-Ala-Ala-OH;850324-83-3;(S)-2-(3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)propanamido)propanoic acid;Fmoc-|A-Ala-Ala-OH;MFCD30475812;BS-51363;E84053;EN300-1513555;(2S)-2-(3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanamido)propanoic acid;(2S)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]propanoic acid;(2S)-2-[3-(9H-fluoren-9-ylmethoxycarbonylamino)propanoylamino]propanoic acid;
Fmoc-beta-Ala-Ala-OH is a protected dipeptide derivative widely utilized in peptide synthesis and research applications. Featuring an N-terminal 9-fluorenylmethyloxycarbonyl (Fmoc) protecting group, this compound enables selective deprotection strategies, facilitating the stepwise assembly of complex peptide sequences. The inclusion of beta-alanine in the sequence introduces flexibility and unique conformational properties, making it a valuable building block for the design and engineering of novel peptides. Its compatibility with standard solid-phase peptide synthesis (SPPS) protocols further enhances its utility for both academic and industrial laboratories engaged in peptide research and development.
Peptide Synthesis: In the field of peptide synthesis, Fmoc-beta-Ala-Ala-OH serves as a crucial intermediate for constructing peptides with beta-amino acid residues. The Fmoc group allows for efficient coupling and deprotection cycles, ensuring high yields and sequence fidelity. Researchers employ it to introduce beta-alanine motifs into peptide backbones, which can modulate peptide secondary structure and improve resistance to enzymatic degradation. The presence of beta-alanine between two alanine residues enables the exploration of novel backbone conformations, expanding the chemical diversity accessible in synthetic peptides.
Peptidomimetic Design: For peptidomimetic design, the use of this dipeptide derivative provides an avenue to create molecules that mimic the structure and function of natural peptides while possessing improved stability and bioactivity. By incorporating beta-alanine, scientists can disrupt regular peptide secondary structures, such as alpha-helices and beta-sheets, leading to unique molecular architectures. These modified peptides are valuable in the development of enzyme inhibitors, receptor ligands, and molecular probes, as they often display enhanced resistance to proteolytic cleavage and altered binding properties compared to their all-alpha-amino acid counterparts.
Conformational Studies: Fmoc-beta-Ala-Ala-OH is frequently utilized in conformational studies aimed at understanding the impact of beta-amino acids on peptide structure. Through systematic incorporation into model peptides, researchers can investigate how beta-alanine affects backbone flexibility, hydrogen bonding, and overall peptide folding. Insights gained from such studies inform the rational design of peptides with tailored conformational preferences, which is critical for the development of functional biomolecules in areas such as molecular recognition and catalysis.
Material Science and Nanotechnology: The unique structural properties imparted by beta-alanine make this compound valuable for material science and nanotechnology applications. Peptides containing beta-alanine can self-assemble into nanostructures with distinct morphologies and mechanical properties. Researchers exploit these features to develop novel biomaterials, hydrogels, and nanofibers for use in tissue engineering, drug delivery, and biosensing. The ability to fine-tune peptide assembly through the strategic placement of beta-amino acids opens new avenues for the fabrication of functional materials with specific physical and chemical characteristics.
Chemical Biology Research: In chemical biology, Fmoc-beta-Ala-Ala-OH is instrumental for the synthesis of peptide-based probes and tools that interrogate biological systems. Its incorporation into bioactive sequences enables the creation of peptides with unique recognition elements or altered biological activity. Scientists leverage these modified peptides to study protein-protein interactions, enzyme mechanisms, and cellular pathways. The flexibility afforded by beta-alanine substitutions enhances the versatility of peptide-based reagents, supporting the development of innovative approaches for probing and manipulating biological processes at the molecular level.
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