1Laboratory of Molecular Virology and Epidemiology, AIDS Research Center, National Institute of Infectious Diseases, 1-23-1 Toyama, Shinjuku-ku, Tokyo 162-8640, Japan
2The State Key Laboratory of Virology, Wuhan Institute of Virology, Chinese Academy of Sciences, Xiaohongshan 44, Wuhan, China
3Department of Dermatology, The First People's Hospital, Shanghai Jiao Tong University, 85 Wujin Road, Shanghai, 200080, China
4Center of Excellence for Research in AIDS (CERiA), University of Malaya, 50603 Kuala Lumpur, Malaysia
5Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK