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• Solvents and Organic Chemicals Organic Compounds Organic acids and derivatives Carboxylic acids and derivatives Peptides
• Solvents and Organic Chemicals Organic Compounds Organic acids and derivatives Carboxylic acids and derivatives Amino acids, peptides, and analogues Peptides

Comprehensive Guide to H-D-ALA-D-ALA-D-ALA-D-ALA-OH (CAS No. 926-78-3): Properties, Applications, and Research Insights

H-D-ALA-D-ALA-D-ALA-D-ALA-OH (CAS No. 926-78-3) is a synthetic tetrapeptide composed of four D-alanine residues. This compound has garnered significant attention in biochemical and pharmaceutical research due to its unique structural properties and potential applications. The peptide's systematic name reflects its sequence of D-alanine amino acids, making it a valuable tool for studying peptide-protein interactions and enzyme specificity.

Researchers frequently search for information about H-D-ALA-D-ALA-D-ALA-D-ALA-OH in relation to peptide synthesis, antibiotic resistance, and enzyme inhibition studies. Recent interest in this compound has surged due to its structural similarity to bacterial cell wall precursors, making it relevant to studies on antimicrobial peptides and drug development. The growing concern about antibiotic resistance has made this peptide particularly interesting for researchers investigating novel therapeutic approaches.

The chemical properties of H-D-ALA-D-ALA-D-ALA-D-ALA-OH make it stable under various experimental conditions. Its molecular weight is approximately 348.35 g/mol, and it typically appears as a white to off-white powder. The peptide's solubility varies depending on the solvent, with better solubility in polar solvents like water or dimethyl sulfoxide (DMSO). These characteristics make it suitable for various biochemical assays and structural studies.

In pharmaceutical research, H-D-ALA-D-ALA-D-ALA-D-ALA-OH serves as an important reference compound for studying peptidoglycan biosynthesis. Many researchers use it to investigate the mechanisms of enzymes like DD-transpeptidases and penicillin-binding proteins, which are crucial targets for antibiotic development. The compound's structural features allow scientists to probe the specificity of these enzymes and design potential inhibitors.

The synthesis of H-D-ALA-D-ALA-D-ALA-D-ALA-OH typically involves solid-phase peptide synthesis (SPPS) methods, which are commonly searched topics among peptide chemists. The process requires careful protection and deprotection of amino groups to ensure proper sequence formation. Recent advancements in peptide synthesis technologies have made the production of such peptides more efficient and cost-effective, opening new possibilities for research applications.

Quality control of H-D-ALA-D-ALA-D-ALA-D-ALA-OH involves analytical techniques such as high-performance liquid chromatography (HPLC) and mass spectrometry. These methods verify the peptide's purity and confirm its molecular structure. Researchers often search for information about proper storage conditions, which typically recommend keeping the peptide at -20°C in a dry environment to maintain stability over extended periods.

Beyond its research applications, H-D-ALA-D-ALA-D-ALA-D-ALA-OH has become a subject of interest in biomaterials science. Its ability to form specific molecular interactions makes it potentially useful for designing peptide-based materials with tailored properties. This aligns with current trends in developing bioinspired materials and nanostructures for various technological applications.

The safety profile of H-D-ALA-D-ALA-D-ALA-D-ALA-OH has been well-characterized in laboratory settings. Standard precautions for handling peptides apply, including proper personal protective equipment and ventilation. While not classified as hazardous, researchers often search for information about proper disposal methods and environmental considerations when working with synthetic peptides.

Recent publications have explored novel applications of H-D-ALA-D-ALA-D-ALA-D-ALA-OH in structural biology and drug discovery. Its use as a molecular probe has provided insights into protein folding and enzyme mechanisms. The compound's well-defined structure makes it particularly valuable for X-ray crystallography and NMR spectroscopy studies, techniques that are frequently searched by structural biologists.

The commercial availability of H-D-ALA-D-ALA-D-ALA-D-ALA-OH has increased in recent years, with multiple suppliers offering custom synthesis services. Researchers often search for information about pricing, bulk quantities, and custom modifications. The growing peptide therapeutics market has driven innovation in production methods, making such specialized peptides more accessible to the research community.

Future research directions for H-D-ALA-D-ALA-D-ALA-D-ALA-OH may include its potential role in bioconjugation chemistry and targeted drug delivery systems. The compound's specific sequence could serve as a recognition element or linker in complex biomolecular constructs. These applications align with current interests in precision medicine and theranostic approaches that combine diagnosis and therapy.

For researchers working with H-D-ALA-D-ALA-D-ALA-D-ALA-OH, proper characterization techniques are essential. Frequently searched topics include protocols for circular dichroism spectroscopy to study secondary structure, and methods for assessing peptide stability under various conditions. These analytical approaches help maximize the utility of this compound in diverse experimental systems.

The study of H-D-ALA-D-ALA-D-ALA-D-ALA-OH continues to contribute to our understanding of peptide biochemistry and molecular recognition. As research tools become more sophisticated, this tetrapeptide may reveal additional applications in areas such as chemical biology and biocatalysis. Its well-defined structure makes it an excellent model system for investigating fundamental principles of molecular interactions.

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