1. Molecular Pharmacology Program, Sloan Kettering Institute, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA.
2. Berlin Institute of Health, 10178 Berlin, Germany.
3. Department of Pediatric Oncology and Hematology, Charité–Universitätsmedizin Berlin, 10117 Berlin, Germany.
4. German Cancer Consortium (DKTK), 10117 Berlin, Germany.
5. Molecular Biology Program, Sloan Kettering Institute, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA.
6. Antitumor Assessment Core Facility, Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA.
7. Department of Biochemistry and Molecular Biology, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan.
8. Department of Pediatrics, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan.
9. Section of Hematology and Medical Oncology, Department of Pharmacology, Boston University School of Medicine, Boston, MA 02215, USA.
10. Department of Pediatrics, Weill Cornell Medical College of Cornell University and Memorial Sloan Kettering Cancer Center, New York, NY 10065, USA.
11. Deutsches Krebsforschungszentrum Heidelberg, 69120 Heidelberg, Germany.