GSM6601774: 4, omniATAC, 2cell, SR1848, rep2; Mus musculus; ATAC-seq
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)) omni-ATAC-seq