PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
2311261-3	1990	We developed an assay for human liver NNMT based on the extraction of the positively charged reaction product into 60% isoamyl alcohol in toluene in the presence of the ion-pairing reagent 1-heptanesulfonic acid.	Toluene	138-145	nicotinamide N-methyltransferase	Homo sapiens	38-42