Repeat unit G-CT/AG-C repeats 15 times in the reference sequence.
...CCAGGAATCTCGTCTTTCAGTGGCTGCATCGTTTTCACCATTAGTTGAGGGAATCGATCTGTGCCTTCATTCTAAGATGCCACCGCATTCGGGGCAGAGC
CGGGGCCGGAAGCCAGGGAGCTGCCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGTAAGATGGTTTCTGTGCAGGGAACCTTGGCCGGC
TCTGCAGCTGCCCGCCTGCCTGGACTCTCCGATATCCACTCCTCAGTGCACCTGACACGCATGGAGCCGGTCCTTTCCTGGAAGCC...