./mk_trackDb-HPDE-Glis3HA-Oct2021-RNAseq.pl ./mk_trackDb-astro-NS50708-Nov2021-RNAseq.pl ./mk_trackDb-astro-NOV0083-Nov2021-RNAseq.pl cat trackDb.HPDE-Glis3HA-Oct2021-RNAseq.txt trackDb.KJeon-astro-NS50708-Nov2021-RNAseq.txt trackDb.KJeon-astro-NOV0083-Nov2021-RNAseq.txt > AllTracksDb.txt