PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2910452-4 1989 In order to understand the relationship between induction of differentiation and reduction of tyrosine phosphorylation by the c-abl gene product, the effect that herbimycin A, a selective inhibitor of intracellular tyrosine kinase activity, exerts on the differentiation of K562 cells was examined. herbimycin 162-174 ABL proto-oncogene 1, non-receptor tyrosine kinase Homo sapiens 126-131