Repeat unit ACCC/GGGT repeats 3 times in the reference sequence.
...CATGCCTGGCAGGGCTGTTGAGGACCCAGCGCCCGCAGGGCCAGGCAGGTGGTGGCGTGAGCCGAGAGGCCAGAAGGTCTGGGGGGGACTGGAGGCCACA
GTCCATCTGGAGGTGGGGCTGGGTGGGTGGGAGACTGGCAGGAGTTGGGGGGGATGTTGAGGTGGAGAGGGGGGTTTGGGGGGCTGCTGCTTCCAGCCAG
CTGTGCTGAGCGGGTGTAGGCCCTAGGTGGGCTGAACTCTGGATTTTTTAG...