1. State Key Laboratory of Medical Genomics, Shanghai Institute of Hematology, Rui-Jin Hospital affiliated to Shanghai JiaoTong University School of Medicine; Shanghai PR China
2. Department of Pediatrics, Duke University Medical Center; Durham NC USA
3. Department of Molecular Genetics and Microbiology, Duke University Medical Center; Durham NC USA
4. Institute of Structural and Molecular Biology at UCL/Birkbeck; London UK