>hg38:chr21:38702989-38703239 TCTCTCTCTCTTTTTTTTTTTTTTTTTTTTTTTTTTGAGACAGAGTCTTGCTCTGTCACC CAGGCTGGAGAGCAGGGGCGCGATCTCCACTCACTGCAAGCTCCACTCCCCGGGTTCACA TCATTCTCCTGCCTCAGCCTCTCGAGTAGCTGGGACTACAGGCGCCCACCACCACGCGTG GCTAATATATATATATATTTTGTATTTTTAGTAGAGATGGTGTTTCACCGTGTTAGCCAG GGTGGTCTCGA