PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
2195031-10	1990	The recombinant mature E2b protein was purified to greater than 95% purity in one step using Sepharose 4B column chromatography.	Sepharose	93-102	dihydrolipoamide branched chain transacylase E2	Bos taurus	23-26