Sample Total Read Count Portion (%) Bulk_ATAC_12hpf_1_MB 64,373,621 11.876 Bulk_ATAC_14hpf_1_MB 72,577,825 13.39 Bulk_ATAC_16hpf_1_MB 70,441,115 12.995 Bulk_ATAC_18hpf_1_MB 103,784,063 19.148 Bulk_ATAC_18hpf_1_UD_YB 69,039,043 12.737 Bulk_ATAC_18hpf_1_YB 58,791,914 10.847 Bulk_ATAC_18hpf_2_YB 80,314,972 14.817 undetermined_library 22,703,231 4.19