Repeat unit CCGC/GCGG repeats 3 times in the reference sequence.
...GGGCGGGGGCAGGGCGCGCCGCCTCCGCTCTTTCTTTCGTCTCCGGGGCGCGCGCCCGCGCCCTCCGCCTCCCGGCCGATCCCGGCCAGCCCTGCGCGGC
GCCCGTCCCCTCGGGGTCGCCGCCCGCCCGCCCTGCCTTTTGTTCGCCGGCCTGACTCAGGCTCCTGGTCCCGGGCCCGGCGCGGGGCGGGGCGGGGCGG
GGGCGGGGGCGGGCGGCGCGGGGCGCGGGCCTGTGGGGCCTCCGGCCGGGCGG...