1. Gene Expression Laboratory, Salk Institute for Biological Studies, 10010 North Torrey Pines Road, La Jolla, CA 92037, USA.
2. Life Science Center, Tsukuba Advanced Research Alliance, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki 305-8577, Japan.
3. Universidad Católica San Antonio de Murcia (UCAM) Campus de los Jerónimos, N° 135 Guadalupe 30107, Murcia, Spain.
4. King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi Arabia.
5. Integrative Genomics and Bioinformatics Core, Salk Institute for Biological Studies, 10010 North Torrey Pines Road, La Jolla, CA 92037, USA.