chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 146779954 146779955 C 20 GENIC homozygous 403081673 3 146779954 146779955 C T 20 GENIC heterozygous 403081674 3 146779955 146779956 A 20 GENIC homozygous 403081675 3 146779955 146779956 A T 20 GENIC heterozygous 403081676