Erratum to: Mamm Genome DOI 10.1007/s00335-011-9357-z

In the above-mentioned article, published in this issue of Mammalian Genome, the corrected authors names are listed above. Citation of this article should read Reinholdt LG, Ding Y, Gilbert GJ, et al. (2011) and not Reinholdt LG, Ding Y, Gilbert GT, et al. (2011).