title: GSM5384971: 1_omniATAC_2cell_DMSO; Mus musculus; OTHER
library_construction_protocol: Zona pellucida was removed by treatment with acidic Tyrode. Embryonic cells washed in PBS. Omni ATAC-seq was performed as described previously with a few modifications (Corces, M., Trevino, A., Hamilton, E. et al. An improved ATAC-seq protocol reduces background and enables interrogation of frozen tissues. Nat Methods 14, 959–962 (2017))