Correction to Nature Chemical Biology https://doi.org/10.1038/s41589-018-0063-y, published online 16 May 2018

In the version of this article originally published, the values on the y axis of Fig. 6d were incorrect. They should be 0.00, 0.02, 0.04, 0.06 and 0.08 instead of the previous 0.00, 0.04, 0.08 and 0.12. The error has been corrected in the HTML and PDF versions of this paper.

Fig. 6
figure 1

Original and corrected.