chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 189828177 189828178 T G 39 GENIC homozygous 928466254 2 189832570 189832571 A C 38 GENIC homozygous 928466255 2 189833916 189833917 A C 35 GENIC homozygous 928466256 2 189833955 189833956 A C 25 GENIC homozygous 928466257