Vol. 214, No. 8, August, 2017. https://doi.org/10.1084/jem.20170633
JEM regrets that in the original online version of this paper, the graph in Fig. 6 c was incomplete as the result of a production error.
The corrected Fig. 6 appears below. All versions of this article have been corrected.
© 2017 Nandin et al.
2017
