>hg38:chr21:16644642-16645028 CTTGGGTAGTTGGATTGATGGCCTCAGATAACTAGGTAGCTATTAGCTAGATTTCACCCT CAGTTTGTTGCCGTGTGGGCCTCCCTAAGGTGGCAATTTACTTCATCAAAACCAGCAAGG GAGAGAGTTGGCTACAATCTCTAGTAATGTAGCTACAGAAATGACATCCCCTTAGCAATG AGATATTTTATTAATTAGAAAGAAATTACTCAACAGGAGGGGATTACACAATGTAGTGAA TACCAGGAGGCTGAGATCAGAAGGAGCTAGTGTAGAAGCTGCCTACCACAGTGAGTAGTA TTCTATTACATGAATATACCAGAATGTCTGAATCCACCCAACTGGGCATAGACGTTTGTG TTCATTCAAGATACAGACTATTATTAT