>hg38:chr21:31707652-31707856 ACATTTCCATTCTTTCAATTTATGTCAATATTCCAAATATGGAGCCCTAGGGTATGAACC TTTACTAGACCACTAGCTAAGAGGCTAGACTAAAATATGAGTGTTTTCTCAGAGTAAACA GCCCCACCTAGCAGTGTATCCTAAAAATTTAGACAATTTTCACATCTTTTCAAAACTACA GACATCAGTAACAATTTTAGAAAAG