chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 221122233 221122234 A G 20 GENIC homozygous 108543606 1 221122712 221122713 T C 13 GENIC homozygous 108994602 1 221122720 221122721 T C 13 GENIC homozygous 131796531