hub 201608_E16_BALL_LAX13.er_DX_2_UCSC_hg19 shortLabel 201608_E16_BALL_LAX13.er_DX_2_UCSC_hg19 longLabel 201608_E16_BALL_LAX13.er_DX_2_UCSC_hg19 genomesFile genomes.txt email merjahe@ucsd.edu