3 Phyloinformatics Unit, RIKEN Center for Life Science Technologies (CLST), 2-2-3, Minatojima-Minamimachi, Chuo-ku, Kobe, Hyogo, Japan.
4 Laboratory of Physiology, Atmosphere and Ocean Research Institute, The University of Tokyo, Chiba, Japan.
5 EMBL-CRG Systems Biology Research Unit, Centre for Genomic Regulation (CRG) and Universitat Pompeu Fabra (UPF), Spain Doctor. Aiguader 88, 08003, Barcelona, Spain.
6 School of Life Science and Technology, Tokyo Institute of Technology, B-17, 4259 Nagatsuta-cho, Midori-ku, Yokohama, Japan. mitanaka@bio.titech.ac.jp.
In Fig. 2 of this Article originally published, some erroneous lines appeared on the left side of the images in panels c, e and g. The figure should have appeared as shown below. These errors have now been corrected in all versions of the Article.