chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 27987458 27987459 G C 48 GENIC homozygous 112667724 15 27989216 27989217 T C 30 GENIC homozygous 112667726 15 27992706 27992707 T C 49 GENIC homozygous 112667730