1. Department of Biochemistry, New York University School of Medicine, 522 First Avenue, New York, NY 10016, USA.
2. Chinese Academy of Sciences–Max Planck Junior Research Group, State Key Laboratory of Genetic Resources and Evolution, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, Yunnan 650223, China.
3. Beijing Genomics Institute–Shenzhen, Shenzhen 518083, China.
4. Department of Cell and Developmental Biology, University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA.
5. School of Life Sciences, Arizona State University, Tempe, AZ 85287, USA.
6. Howard Hughes Medical Institute, New York University Medical School, New York, NY 10016, USA.
7. Department of Biology, University of Copenhagen, Copenhagen DK-2200, Denmark.