Nature Communications 3: Article number: 894 (2012); Published: 12 June 2012; Updated: 15 January 2013.

In Fig. 1 of this Article, the molecular weight markers are labelled incorrectly and 3F-Fcp1 is mistakenly given as 3F-Fpc1 in panel b. The correct version of the figure appears below.

Figure 1
figure 1