About the Authors
Wellcome Trust Centre for Gene Regulation and Expression, College of Life Sciences, University of Dundee, Dundee, United Kingdom
Division of Cell and Developmental Biology, College of Life Sciences, University of Dundee, Dundee, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: HAM SR. Performed the experiments: PvU NSK RW SR. Analyzed the data: PvU NSK HAM SR. Contributed reagents/materials/analysis tools: SM. Wrote the paper: SR.