1. Janelia Research Campus, Howard Hughes Medical Institute, Ashburn, VA 20147, USA.
2. Department of Cell Biology, Harvard Medical School, 200 Longwood Avenue, Boston, MA 02115, USA.
3. Program in Cellular and Molecular Medicine, Boston Children’s Hospital, 200 Longwood Avenue, Boston, MA 02115, USA.
4. Department of Pediatrics, Harvard Medical School, 200 Longwood Avenue, Boston, MA 02115, USA.
5. Department of Systems Biology, Harvard Medical School, 200 Longwood Avenue, Boston, MA 02115, USA.
6. Department of Biochemistry and Cell Biology, Stony Brook University, Stony Brook, NY 11794-5215, USA.
7. Department of Molecular and Cell Biology, University of California, Berkeley, Berkeley, CA 94720, USA.
8. Howard Hughes Medical Institute and Division of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
9. Living Systems Institute, College of Life and Environmental Sciences, University of Exeter, Exeter EX4 4QD, UK.
10. Institute of Toxicology and Genetics, Karlsruhe Institute of Technology, 76021 Karlsruhe, Germany.