About the Authors
Institute for Biological Resources and Functions, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan
Department of Systems Sciences, University of Tokyo, Meguro, Tokyo, Japan
Department of Molecular and Cell Biology, University of Connecticut, Storrs, Connecticut, United States of America
Division of Natural Sciences, University of the Air, Chiba, Japan
The authors have declared that no competing interests exist.
TH, YK, and TF conceived and designed the experiments. TH, YK, and NN performed the experiments and analyzed the data. MS and TF contributed reagents/materials/analysis tools. TH and TF wrote the paper.