PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16622040-2 2006 Recently, it was shown that ethanol inhibition of NMDA receptors was reduced by mutation of residues in the transmembrane (TM) segment 3 of the NR1 subunit (F639A) or in TM4 of the NR2A subunit (A825W), suggesting putative ethanol binding sites. Ethanol 28-35 tropomyosin 4 S homeolog Xenopus laevis 170-173