Assertion: protein's polypeptide | /r/HasProperty | peptide
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: A polypeptide is a peptide comprised of several amino acid residues (as many as 4,000) forming an unbranched linear chain.
text: Short polypeptides, containing less than 20–30 residues, are rarely considered to be proteins and are commonly called peptides, or sometimes oligopeptides.