chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 117679606 117679607 G A 4 GENIC homozygous 880604882 8 117686767 117686768 C T 5 GENIC heterozygous 880604883 8 117689934 117689935 G T 22 GENIC homozygous 880604884