Repeat unit T/A repeats 19 times in the reference sequence.
...AGTGCACTCCAGCCTGGGTGACAGAGCAAGACTCCTTCTCGGAAAAAAAAAAAAAAGGAGAATAGAAAGCCTAAAGTTTTTTTTAAAAGAATAATTCAGG
AAGGGAGTCAGTAACCAACTTTTTTTTTTTTTTTTTTTGAGACAGTGTCTCACTCTGTCACCCAGGCTGGAGTGCGGTGGCAAGGTCAGGGCTCACTACA
GCCTCAACCTCCAGGGCTCAAGCGATCCTCCTGCCTCAAACCCCCAAGTAACTGAGAC...