Repeat unit GAG/CTC repeats 4 times in the reference sequence.
...CACTGATGGAAGTGTGTAGAAATTCTTCTCTTTGTTCTGTTGTAATTTTAGTTGCAGTGCAGCCTGGAGAGCAGCTTCTTAGTCCAGAAAGAAGGACAAA
TACCCCAAAAGCCATCAGCGAGGAGGAGGAGGAAGTAGATCCAAACACACAGAGTAAGTCTCAGGACCCATTTTTTTCTTACATGTTGTTCCTCCAGGAC
TTAAAAATCATTCACAGAGACGTGCACCGCGGTGAGTGTGGACTCCTGGAAGC...