chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 117304930 117304931 A G 20 GENIC homozygous 115846833 7 117305291 117305292 A T 14 GENIC homozygous 115846835 7 117305698 117305699 A T 21 GENIC homozygous 115846837