1. BGI-Shenzhen, Building No.11, Beishan Industrial Zone, Yantian District, Shenzhen, China
2. Department of Chemistry, Hong Kong Baptist University, 224 Waterloo Road, Kowloon
Tong, Hong Kong, China
3. School of Biosciences, University of Birmingham, Birmingham B15 2TT, U.K.
4. Department of Biology, University of Copenhagen, Copenhagen DK-2200, Denmark