PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
2046667-2	1991	K562 cells normally synthesize fetal hemoglobin (gamma-globin), but treatment with tumor-promoting phorbol esters (phorbol myristate acetate and tetradecanoyl phorbol acetate) results in the loss of the erythroid phenotype of the cells and causes a shift toward a megakaryocytic phenotype.	Phorbol Esters	99-113	hemoglobin subunit gamma 1	Homo sapiens	49-61