PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9634560-6 1998 Moreover, acetylcholine or nicotine inhibited norepinephrine-dependent serotonin N-acetyltransferase activity, which results in decreased melatonin synthesis. Nicotine 27-35 aralkylamine N-acetyltransferase Rattus norvegicus 71-100