chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 121909706 121909707 C T 41 GENIC heterozygous 54087346 7 121909970 121909971 T C 39 GENIC heterozygous 54510358 7 121910008 121910009 C T 42 GENIC heterozygous 56652979