Repeat unit -GC/GC- repeats 6 times in the reference sequence.
...AGCCATAGGGCAGCGCCGCGGGCCCCGACGAGCTCTGCGCCGCTGCCGAGCAGGGGCTGCATTGCTTGGCGGCCTCTGCGCCCGCCGGGCCCGCCGGGCC
GGGACCTCCCGAGGACGACGCGGCGGCGGCGGCGGCGGCTGCAGCGGCAGCCGCGGCAGCAGCGGCGGCAGCCGACGGGGGCGCCTCCCCGGGGGCGCTG
CTGTAGGCGGACGCGGCTCCTGGCGCCAAGGGCGCCGGGTGCGCCATCAGGTTGCGGCA...