Nα-Acetyl-L-histidine methylamide (CAS 6367-11-9)

Nalpha-Acetyl-L-histidine methyl amide is a research chemical that plays a role in the field of peptide chemistry and enzymology. It is often employed as a model compound for studying the acetylation and deacetylation reactions of amino acids, which are critical post-translational modifications in proteins. The compound′s acetyl group makes it a mimic of acetylated proteins, allowing scientists to probe the specificity and mechanism of action of enzymes such as histone acetyltransferases and deacetylases. Additionally, the methyl amide moiety on the carboxyl end can serve as a stable analog of the peptide bond, useful in the examination of proteolytic enzymes′ resistance to hydrolysis. In the study of peptide stability and structure, Nalpha-Acetyl-L-histidine methyl amide provides insights into the influence of N-terminal acetylation on peptide conformation and aggregation. This compound is also instrumental in exploring the physical chemistry of amino acids and peptides, such as solubility, crystallization, and interactions with other biomolecules.