PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1676428-6 1991 Among the novel tyrphostins examined we found inhibitors which discriminate between the highly homologous EGF receptor kinase (HER1) and ErbB2/neu kinase (HER2). Tyrphostins 16-27 epidermal growth factor receptor Homo sapiens 127-131