PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
21627131-3	2011	In this approach, cationic gold nanoparticles (NPs) featuring quaternary amine headgroups are electrostatically bound to an enzyme [beta-galactosidase (beta-Gal)], inhibiting enzyme activity.	quaternary amine	62-78	galactosidase beta 1	Homo sapiens	132-150	
21627131-3	2011	In this approach, cationic gold nanoparticles (NPs) featuring quaternary amine headgroups are electrostatically bound to an enzyme [beta-galactosidase (beta-Gal)], inhibiting enzyme activity.	quaternary amine	62-78	galactosidase beta 1	Homo sapiens	152-160