About the Authors
Medical Research Council Laboratory of Molecular Biology, Cambridge, United Kingdom
National Center for Microscopy and Imaging Research, University of California San Diego, La Jolla, California, United States of America
School of Biological Sciences, Nanyang Technical University, Singapore
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: BJN MHE AL. Performed the experiments: AL GH CMT TD MM. Analyzed the data: AL SS BJN. Contributed reagents/materials/analysis tools: AL MM TD SS. Wrote the paper: AL BJN.