Chromophoric azo reagents for amino acid and peptide labeling

• Autor(es): Fraga, Susana M. B. ; Gonçalves, M. Sameiro T. ; Moura, João C. V. P. ; Rani, Kavitha
• Data: 2004
• Identificador Persistente: http://hdl.handle.net/1822/1978
• Origem: RepositóriUM - Universidade do Minho
• Assunto(s): Azo dyes; Non-fluorescent; Peptide labeling; Amino acid labeling
• Tipo de Documento: Artigo
• Idioma: Inglês

Descrição

Four carboxylic azo dyes are presented as new markers with spectroscopic absorption peaks ranging from 400 to 500 nm for amino acid and peptide labeling at their N-terminus. Labeling can also be performed at side chain residues as it is exemplified with lysine and serine.