Correction to: Nature Immunology https://doi.org/10.1038/s41590-018-0274-0 (2018), published online 10 December 2018.

In the version of this article initially published, the top right plot in Figure 4a was aligned incorrectly. The error has been corrected in the HTML and PDF versions of the article. The original and corrected figures are provided in the accompanying Publisher Correction.

Fig. 4
figure 4

Original and Corrected.