PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7529139-3 1995 We show here that expression of the PML-RAR alpha protein in K562 erythroleukemia cells results in a reduced expression of erythroid differentiation markers and a reduced sensitivity to the erythroid differentiative action of heme. Heme 226-230 PML nuclear body scaffold Homo sapiens 36-39