>upstream.ptr.U4atac.163970549.163970649.chr5.-1.cut
CAGCTGAGTTAGGCATACTATAGTCTCAGTTTCAGTATCTAACCAGCTTCAAGTCACCATTTCAAATGAAATATCAACGC
ATGATGAAAGTTAACTTACTA
>upstream.ptr.U4atac.33661691.33661791.chr11.1.cut
TAACCATCCTGAAATCTTCCAGAATGTCAAGGTCATGATAGTCAAAGACTGAGAAAATGTTCTCATCACAATTTTGAAGG
AAAATAAAGAGAAATAACTAA
>upstream.ptr.U4atac.65803823.65803923.chr1.-1.cut
AGATTCTAATCTGATCTGTGTCTCTAATGCCCACTGTTCTCCCATTGCTTAATATCACCGTATGTTAGGCTGTTCTTGCA
TTGCTATAAAGAAATATCTAA
