PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
3399792-1	1988	Fibronectin has been purified by gelatin-Sepharose affinity chromatography from fresh frozen human plasma.	Sepharose	41-50	fibronectin 1	Homo sapiens	0-11