chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 86428130 86428131 C - 2 GENIC homozygous 701378977 1 86429749 86429750 C G 18 GENIC homozygous 555311889 1 86429779 86429780 A T 20 GENIC homozygous 555311890