Repeat unit CA/TG repeats 4 times in the reference sequence.
...CCCCTATTCCCCACTCCCCTATTCCCCACTCACCACACTGTGCACCCTGCTGGGCGCTGTCCACTCCCTCGCCAATGCCCAGCAAATATTTGAGGAGCTC
TATCCCAGCCCCAGCCCATCACACACAGTCATGATCCTGGCTGGGGACCCACACGGACAGGGGGACCTTGGGGGGGTCACACTCTGGAACTAAGGTTCTG
GGGGTGCTCTCGTTCCCATGGGGGCCCATCAGCAGGAGTGCACAGGC...