1. School of Life Sciences, and Hubei Key Laboratory of Genetic Regulation and Integrative Biology; Central China Normal University; Hubei 430079 People's Republic of China
2. School of Life and Environmental Sciences; University of Sydney; Sydney New South Wales 2006 Australia
3. Genetics and Experimental Bioinformatics, Institute of Biology III, Faculty of Biology; University of Freiburg; Freiburg 79104 Germany
4. Key Laboratory of Algal Biology; Institute of Hydrobiology, Chinese Academy of Science; Hubei 430072 People's Republic of China