Genome Biol. 2017 Jun 28;18(1):122. doi:10.1186/s13059-017-1247-6

V. K. Chaithanya Ponnaluri, Guoqiang Zhang, Pierre-Olivier Estève, George Spracklin, Stephanie Sian, Shuang-yong Xu, Touati Benoukraf and Sriharsa Pradhan

NicE-seq: high resolution open chromatin profiling.

Uses Nt-CviPII nickase. Extra peaks observed in fixed cells.