K562_3_DNA_filtered_counts.tsv.gz
 354298 GGGGGGGGGG
   6046 CCAAAAAAAA
   5839 CCCCCCCCCC
   5239 CCCCCCCCAC
   5207 CCCCCAACCC
   4959 AAAAAAAAAA
   4950 CCCCCCCTCC
   4632 CCCCCCACCC
   4575 CCCCCCAACA
   4443 CCCCCCACCG