PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10085081-7 1999 Binding of the small ligand propidium to the AChE peripheral site decreased kOP/KOP by factors of 2-20 for these organophosphates. Propidium 28-37 acetylcholinesterase (Cartwright blood group) Homo sapiens 45-49