Question

Importance of carboxy methylation of proteins

Answer 1

S-Carboxymethylation of Cysteine, Introduction. Introduction: Cysteine residues in proteins are reactive and readily form disulfide bonds with other cysteine residues. ... Protein Sequencing and AAA: Unmodified cysteine is destroyed in N-terminal protein sequencing (Edman degradation) and in amino acid analysis procedures.