PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31827134-0 2019 MAP2K1 is a potential therapeutic target in erlotinib resistant head and neck squamous cell carcinoma. erlotinib 44-53 mitogen-activated protein kinase kinase 1 Homo sapiens 0-6 31827134-5 2019 We also observed expression of constitutively active mutant MAP2K1 (p.K57E) in erlotinib resistant SCC-R cells. erlotinib 79-88 mitogen-activated protein kinase kinase 1 Homo sapiens 60-66