chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 198011893 198011894 C G 29 GENIC homozygous 110199872 2 198013074 198013075 A G 31 GENIC homozygous 110199873 2 198015099 198015100 C G 28 GENIC homozygous 110199874