PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30981578-3 2019 Here we found that crizotinib showed good inhibitory activity against JAK2 by enzymatic assays (IC50 = 27 nM). Crizotinib 19-29 Janus kinase 2 Homo sapiens 70-74