>upstream.ptr.U2.2108661.2108761.chr19_random.cut
NNNNNNNNNNNNNNNNNNNNNNNGAGCGAGGCTGGGGCTCTCACCGCGACTTGAATGTGGATGAGAGTGGGACGGTGACG
GCGGGCGCAAAGGCGACCGCA
>upstream.ptr.U2.41903271.41903371.chr19.cut
CGAGACAAAGTGAATGAGGCAAGGAGCGAGGCTGGGGCTCTCACCGCGTCTTGAATGTGGATGAGAGTGGGACGGTGATG
GCAGGGAGGAAGGCGACGACA
