Nature Communications 6: Article number: 6580 (2015); Published: 12 March 2015; Updated: 17 April 2015

In Supplementary Fig. 4a in this Article, the western blot representing the actin control for MEF cells in the right hand panel was inadvertently duplicated from the HeLa experiment in the left hand panel. The correct version of Supplementary Fig. 4 appears below.

Supplementary Figure 4