释义 |
dipeptide Chem.|daɪˈpɛptaɪd| Also † -id. [f. di-2 + peptide.] Any compound composed of two amino-acid residues linked by a peptide bond.
1903Jrnl. Chem. Soc. LXXXIV. i. 694 (heading) Derivatives of dipeptides and their behaviour towards pancreas ferments. 1955Sci. Amer. May 37/1 A group of linked amino acids is known as a peptide: two units form a dipeptide, three a tripeptide and so on. 1965G. W. Anderson in Florkin & Stotz Comprehensive Biochem. VI. vii. 258 When the term dipeptide is used, one ordinarily thinks of a compound formed of alpha amino acids which are joined by amide linkage of the carboxyl group of one acid with the amino of another. 1970New Scientist 30 Apr. 217/3 The resulting dipeptide joins successively onto valine, then ornithine, then leucine. |