chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 208740965 208740967 AA -- 15 GENIC heterozygous 57066930 4 208740966 208740967 A - 15 GENIC heterozygous 57066931 4 208740994 208740996 AG -- 22 GENIC homozygous 57607852