Repeat unit AG/CT repeats 4 times in the reference sequence.
...AGGGAAAAAGGTATTACCTGCCTCATTGTGTTGCAAGGAGATGGGCAGCATCTAGGGCACTGGCCTGGAGTATCGCAGGTGCTTTGCCTAAGGTGGTGCA
GTCCAGGAGAGGCAGCTCCAGAGAGAGGCCCCCGGCTGGGGCTGAAAGGAGGGCAGACCTCGGTTTGAATTTCACCCTGCCGCTCTATAGCTGTGTGACT
TGGGCAAATTACTTAACATCTCTGTATGAGGAAATGATGAGTGCTAA...