>hg38:chr21:17856982-17857316 GGGTTAGTTGTTTTAACAACTTCCAGTTTTTGGAGACCACATTGGTGGTGGTGACCATGG CAATTACTAGAATCCAGTGCCCACGGGGTGAGCAACACAAGCTGCGGCGTGAAGGGCAGC GCTGCCCAATAGAAATGTAATATAAGGCCAGGAGTGGTGGCTCAAGCCTGTAATCCCAGC ACTTTGGGAGGCCGAGGCGGGTGGATCATGTGAGGTTAGGAGTTCAAGAGCAGCCTGGCC AATGTGGTGAAACCCCATCTGTACTAAAAATACAAAAATTAGCCAGGCGTGGTGGCTTAT CCCTGTAATCCCAGCTACTGGGGAGGCTGAGGCAG