ANTIBODIES AGAINST EXTRACELLULAR DOMAINS 2 AND 3 OR HER2

摘要

The present invention relates to an affinity ligand capable of selective interaction with a subset consisting of 37 consecutive amino acid residues or less from extracellular domains 2 and 3 of HER2, wherein the subset comprises the amino acid sequence LQVF and/or ESFDGD1 and to polypeptides consisting of such subsets.