track type=bigBed name="unified3of6 pre2" db=hg19 visibility=dense bigDataUrl=https://snpinfo.niehs.nih.gov/ucscview/wade/emartin/ChIP_Nov2019-K27ac_K9ac/dev/unified3of6.pre2.bigBed track type=bigBed name="unified3of6 pre3" db=hg19 visibility=dense bigDataUrl=https://snpinfo.niehs.nih.gov/ucscview/wade/emartin/ChIP_Nov2019-K27ac_K9ac/dev/unified3of6.pre3.bigBed track type=bigBed name="unified3of6 pre4" db=hg19 visibility=dense bigDataUrl=https://snpinfo.niehs.nih.gov/ucscview/wade/emartin/ChIP_Nov2019-K27ac_K9ac/dev/unified3of6.pre4.bigBed