Affiliation: | 1 Computational Biology Center, Memorial Sloan-Kettering Cancer Center, New York, New York, United States of America,, 2 Wellcome Trust Sanger Institute, Cambridge, United Kingdom,, 3 Laboratory of RNA Molecular Biology, The Rockefeller University, New York, New York, United States of America,, 4 Department of Systems Biology, Harvard Medical School, Boston, Massachusetts, United States of America |