| DIPEPTIDE | • dipeptide n. (Biochemistry, organic chemistry) An organic compound formed from two amino acids joined by a peptide bond. • DIPEPTIDE n. a peptide formed by the combination of two amino acids. | 
| FIBRINOPEPTIDE | • fibrinopeptide n. (Biochemistry) A polypeptide fragment, cleaved from fibrinogen by thrombin, that combines to form fibrin… • FIBRINOPEPTIDE n. any of the vertebrate polypeptides that are cleaved from fibrinogen by thrombin during clot formation. | 
| GLYCOPEPTIDE | • glycopeptide n. (Biochemistry) any compound of a carbohydrate and a peptide. • GLYCOPEPTIDE n. any of the compounds formed by the conjugation of a protein with a substance containing a carbohydrate group other than a nucleic acid. | 
| MUCOPEPTIDE | • mucopeptide n. Peptidoglycan. • MUCOPEPTIDE n. another name for peptidoglycan. | 
| NEUROPEPTIDE | • neuropeptide n. (Biochemistry) Any of several peptides, such as endorphins, that function as neurotransmitters. • NEUROPEPTIDE n. a peptide that influences neural activity or functioning. | 
| OCTAPEPTIDE | • octapeptide n. An oligopeptide having eight amino acids. • OCTAPEPTIDE n. a protein fragment or molecule that consists of eight amino acids linked in a polypeptide chain. | 
| OLIGOPEPTIDE | • oligopeptide n. (Biochemistry) A peptide containing a relatively small number of amino acids. • OLIGOPEPTIDE n. a peptide comprising less than ten amino acids. | 
| PENTAPEPTIDE | • pentapeptide n. (Biochemistry) An oligopeptide formed from five amino acids. • PENTAPEPTIDE n. a polypeptide that contains five amino acid residues. | 
| PEPTIDE | • peptide n. (Organic chemistry) Any of a class of organic compounds consisting of various numbers of amino acids… • peptide n. (Chemistry) The peptide bond itself. • PEPTIDE n. a combination of amino acids, also PEPTID. | 
| POLYPEPTIDE | • polypeptide n. (Organic chemistry) Any polymer of (same or different) amino acids joined via peptide bonds. • polypeptide n. (Biochemistry) Any such polymer that is not folded into a secondary structure of a protein. • polypeptide n. (Biochemistry) A small protein containing up to 100 amino acids; see also oligopeptide. |