title: BLESS-preB-input
design: Samples were processed as described in the BLESS publication (Crosetto, N., Mitra, A., Silva, M.J., Bienko, M., Dojer, N., Wang, Q., Karaca, E., Chiarle, R., Skrzypczak, M., Ginalski, K., et al. (2013). Nucleotide-resolution DNA double-strand break mapping by next-generation sequencing. Nature methods 10, 361-365 and http://breakome.utmb.edu.  Sequencing was performed either on the Illumina HiSeq (50bp single end reads) or on the Illumina NextSeq500 (75bp single end reads).