Repeat unit TG/CA repeats 4 times in the reference sequence.
...GACAGCGAGTCAGTGATTGTTGCTATGGAGCGGGTATCTGTTCTTTTTGATAGGTAAGAAGCGAAGCCCCATCCCTCAGCCGTTAGCTTCCCTAGAACTT
TGGCCTGAAGCTGTGCTTTTGTGTGTGTCTGCTGATCCCCTGGCGCTGTTGCTGGAGTCCTGCCAGTGATTCCCCACCACAGCCTGACCATGGGCTGCCT
TGGCTCAGGGTTCCACTGGCGAGCTGGTGGTCCTTGGACCCCAGCAC...