chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 3090071 3090072 G T 21 GENIC homozygous 112466133 4 3090128 3090129 C A 23 GENIC homozygous 112466135 4 3090528 3090529 G C 23 GENIC heterozygous 113073761 4 3091089 3091090 A G 20 GENIC possibly homozygous 113073762