Correction to: Cell Research (2011) 21:1452-1469. doi:10.1038/cr.2011.60; published online 5 April 2011

The authors apologize for the wrong β-actin blot in Figure 4Ai. The Figure 4Ai with the correct β-actin blot is as follows:

figure 1

The authors would also like to update the current addresses for two of the authors in this corrigendum.

Nariman A B Balenga: Molecular and Signal Transduction Section, Laboratory of Allergic Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD.

E-mail: nariman.balenga@nih.gov

Maria Waldhoer: Hagedorn Research Institute, Novo Nordisk, A/S, Niels Steensensvej 6, DK-2820 Gentofte, Denmark.

E-mail: mriw@hagedorn.dk