chr start stop reference nuc variant nuc depth genic status zygosity variant ID 9 66305818 66305819 C T 76 GENIC homozygous 117368742 9 66305825 66305826 G A 72 GENIC homozygous 117368744 9 66308079 66308080 C T 56 GENIC homozygous 117368746