GSM6637784: ATAC-seq from K562 (ENCLB310BBE); Homo sapiens; ATAC-seq
general protocol: https://www.encodeproject.org/documents/7c574f00-7fc7-445b-981c-b472d13614a5/@@download/attachment/InTAC%20fixation%20and%20staining%20GATA.pdf