Motif GC repeats 4 times in the reference sequence.
...GAGGCGAAGGAGGCTCCAGTCTTAGAAAGAGCAGCTTCTGGAACTCACCACCCAGGCCGGCCGCCGCTCGGCCCCGTCCCGCAGGCTGCAGGCGGCCCTG
GAGGGGGCGCCCTCGCCGAGGCGCGCGCCCCGCGCCGCCGCCCCGGACTCCTCCCCGGCGCCGCGCGGGCAGGTTCGACCAGGCGGCCGCGGGCTCCGGT
TCCCGGCCAGCTCCCCAGGGCCCGCGGCCCGCCCCGCCCCGCGCGCCC...