chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 12860676 12860677 T - 4 INTERGENIC heterozygous 45686582 20 12868854 12868855 C T 24 INTERGENIC possibly homozygous 45431521 20 12868899 12868900 T - 4 INTERGENIC heterozygous 45686601