alpha-Keto-beta-aminoacids 5a-c can be reductively aminated with the peptide sequence H2N-Leu-Val-Phe-Phe on a solid support to afford N-carboxy alkyl peptides 1a-c. The N-carboxy alkyl lysine derivative 7 was subsequently extended from the N-terminus with glutamine and histidine residues.
α-酮基-β-
氨基酸5a-c可以在固体载体上被肽序列
H2N-Leu-Val-Phe-Phe还原胺化,得到N-羧基烷基肽1a-c。N-羧基烷基赖
氨酸衍
生物7随后从具有谷
氨酰胺和组
氨酸残基的N-末端延伸。