chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 6021141 6021142 A ATC 1 INTERGENIC homozygous 45891189 20 6021182 6021190 GGCTATCA -------- 2 INTERGENIC homozygous 45855274 20 6021507 6021508 C CA 2 INTERGENIC homozygous 45391475