PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16296359-7 2005 Tramadol inhibits the muscarinic receptor, serotonin receptor, and nicotinic acetylcholine receptor ion-channel, suggesting these receptors might be related to the mechanisms of action of tramadol. Tramadol 0-8 cholinergic receptor nicotinic alpha 2 subunit Rattus norvegicus 67-99 16296359-7 2005 Tramadol inhibits the muscarinic receptor, serotonin receptor, and nicotinic acetylcholine receptor ion-channel, suggesting these receptors might be related to the mechanisms of action of tramadol. Tramadol 188-196 cholinergic receptor nicotinic alpha 2 subunit Rattus norvegicus 67-99