Repeat unit AAAT/ATTT repeats 3 times in the reference sequence.
...GTATTGCCCCTGCGCAGCTGCTGCTGGGCTAGCATCGCCCGGGTCTTTGGGACACTTTAAGTATCCGTTTAAACAATCGTAGAGGAGCCCGCGCAGTGCT
GCTGCATTCTGGCCACACTTTTATTTATTTATTCAAGCAAGAGGTATTTACTGGGGCCCGTGAGAACACATCTGTAGAGCCCGGGGGTGTCGGGCCTTGG
CAGGCAGCAGGAGTGCGGGGAGAGGAAGCCTTGCCGGGCTGCTCAGGTGCC...