The original version of this Article omitted from the author list the 5th author Claudio Grosman, who is from the Department of Molecular and Integrative Physiology, 407 S. Goodwin Ave, Urbana, IL 61801, USA. Additionally, the Author contributions (G.D. and C.G. constructed and tested kinetic nAChR models.) and Acknowledgements (C.G. (R01-NS042169)) were updated to include C.G.’s contribution. This has been corrected in both the PDF and HTML versions of the Article.