1. Howard Hughes Medical Institute, Janelia Research Campus, Ashburn, United States
2. Howard Hughes Medical Institute, RNA Therapeutics Institute, The University of Massachusetts Medical School, Worcester, United States
3. Structural and Computational Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany
4. Collaboration for joint PhD degree between EMBL and Heidelberg University, Faculty of Biosciences, Heidelberg, Germany