PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23679855-5 2013 Huprine W forms additional interactions with hAChE, which explains its superior affinity: the isoquinoline moiety is associated with a group of aromatic residues (Tyr337, Phe338 and Phe295 not present in hBChE) in addition to Trp86; the hydroxyl group is hydrogen bonded to both the catalytic serine residue and residues in the oxyanion hole; and the chlorine substituent is nested in a hydrophobic pocket interacting strongly with Trp439. Serine 293-299 acetylcholinesterase (Cartwright blood group) Homo sapiens 45-50