RT Journal Article SR Electronic T1 The allosteric modulator of α7 nicotinic receptors, PNU-120596, causes conformational changes in the extracellular ligand binding domain similar to acetylcholine JF Molecular Pharmacology JO Mol Pharmacol FD American Society for Pharmacology and Experimental Therapeutics DO 10.1124/mol.109.056226 A1 Sean C. Barron A1 James T. McLaughlin A1 Jennifer A. See A1 Vanessa L Richards A1 Robert L Rosenberg YR 2009 UL http://molpharm.aspetjournals.org/content/early/2009/05/01/mol.109.056226.abstract AB