chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 216869747 216869748 G A 18 GENIC homozygous 108536170 1 216869818 216869819 G C 9 GENIC homozygous 108536171 1 216869861 216869862 C A 16 GENIC homozygous 108536172 1 216888125 216888126 G T 22 GENIC heterozygous 120733429