chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 259812791 259812792 G T 3 GENIC homozygous 108626723 1 259812814 259812815 A G 3 GENIC homozygous 108626724 1 259812834 259812835 A G 3 GENIC homozygous 108626725