chr start stop reference nuc variant nuc depth genic status zygosity variant ID 13 68838420 68838421 T C 51 GENIC homozygous 776995117 13 68846671 68846672 G A 34 GENIC homozygous 776995118 13 68848601 68848602 T G 28 GENIC heterozygous 776995119