Correction to: Nature Communications; https://doi.org/10.1038/s41467-018-07559-2; published online 30 November 2018

The original version of this Article contained errors in Figs. 1 and 3. In Fig. 1b, the label ‘IP-PBP3’ above the second of the three blots incorrectly read ‘IP-PBP1B’. In Fig. 3b, the label ‘PBP1B’ under the first bar of each chart incorrectly read ‘PBP1A’. These errors have been corrected in both the PDF and HTML versions of the Article.