chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 28369167 28369168 T A 4 INTERGENIC heterozygous 46659612 18 28387803 28387804 G T 3 INTERGENIC heterozygous 46407463 18 28387809 28387810 G T 3 INTERGENIC heterozygous 46407465