Correction to: Nature Communications https://doi.org/10.1038/s41467-018-07725-6, published online 19 December 2018

The original version of this Article contained an error in the author affiliations. Affiliation 3 incorrectly read ‘Department of Biological and Brain Sciences, Johns Hopkins University, Baltimore, MD 21218, USA’.

This has now been corrected in both the PDF and HTML versions of the Article.