Assertion: polypeptide | /r/HasProperty | prepared
Facets:
Source sentences:
text: A preferred type of chemical cross-linking occurs when polypeptides are prepared in which some of the repeating units are replaced by units in which one of the amino acid residues is replaced by the residue of an amino acid that has a reactive side chain.
text: A polypeptide having antigen-binding activity in which one or more amino acid residues are modified is prepared by preparing a DNA encoding a polypeptide having antigen-binding activity or not having antigen-binding activity, and one or more bases of the DNA Can be obtained by introducing the product into cells well known to those skilled in the art, culturing the cells to express these DNAs, and recovering the expression products.