>hg38:chr21:18725661-18725975 ATTTGGGAGCCTGAGGACAACTCAACCTACCACCATTGGCACCCTTGCATGCTGTCTGGG GGCGTGAAAATTCAAGTATACTGTCCTGCTGCTGCCAGTGCCAGCTCACACAATCAGGAG ACTGGAGGACTGGCCTGCCCCACCCTCACCTTCCTGCAGCAGTGCACATGAATACCACCG GGGGGCCTGAAAACAGTTCTGCCCTGCCCATTGCCATCTCCATTAGCACCCAAGCATGCT GTCTAGGGGCCGAAAAATGAATCTTCATAAATTTAAATAAATTAAAATCATATCAAACAT CTTCCCACATCATAA