chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 166739436 166739437 G A 15 GENIC heterozygous 57770391 3 166739771 166739772 C G 41 GENIC heterozygous 57770393 3 166740357 166740358 T C 11 GENIC heterozygous 57770394