... and, by inference, probably other members of the Cys-loop family. In addition, we will attempt to interpret our results within the context of a recently developed atomic scale model of the nicotinic ACh receptor of Torpedo marmorata (marbled electric ray). 1 To whom correspondence should be addressed (email...

... to the permeation pathway. Our findings indicate an important and hitherto unappreciated function for the HA stretch in the Cys-loop family of transmitter-gated ion channels. 1 To whom correspondence should be addressed (email j.a.peters@dundee.ac.uk ). Molecular Structure in Ligand-Gated Ion Channel...