chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 241473929 241473930 G A 27 GENIC homozygous 109541655 1 241476365 241476366 C T 24 GENIC homozygous 120686205 1 241477236 241477237 A G 31 GENIC homozygous 109541658 1 241478038 241478039 G T 26 GENIC homozygous 120686207