title: Side reactions in peptide synthesis. 4. Extensive O-acylation by active esters in histidine containing peptides.
mesh_terms: D000215:Acylation; D000595:Amino Acid Sequence; D055598:Chemical Phenomena; D002621:Chemistry; D004952:Esters; D006639:Histidine; D010455:Peptides / Q000138:chemical synthesis*
chemical_list: D004952:Esters; D010455:Peptides; D006639:Histidine