Nat. Genet. 39, 409ā€“414 (2007); published online 28 January; corrected after print 14 March 2007

In the version of this article initially published, the strain referred to as FUS3D63S on pp. 411ā€“412 of the main text and in the figure legend for Figure 5cā€“f should instead read FUS3D317G. The error has been corrected in the PDF version of the article.