chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 38973129 38973130 T C 21 GENIC homozygous 986784863 20 38981806 38981807 A G 17 GENIC homozygous 986784864 20 38981930 38981931 A C 14 GENIC homozygous 986784865