PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
1692573-3	1990	Effective separations of fetal-derived AFP variants was accomplished within 20 min under mild conditions with an L-histidine buffer.	Histidine	113-124	alpha fetoprotein	Mus musculus	39-42