hub 201703_D4_BALL_34.o_D_1_UCSC_hg19 shortLabel 201703_D4_BALL_34.o_D_1_UCSC_hg19 longLabel 201703_D4_BALL_34.o_D_1_UCSC_hg19 genomesFile genomes.txt email lahnalam@ucsd.edu