chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 19173439 19173440 G A 5 GENIC homozygous 790883637 12 19173476 19173477 A G 9 GENIC heterozygous 790883638 12 19173645 19173646 A G 19 GENIC heterozygous 790883639