chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 56779981 56779982 G A 23 GENIC heterozygous 924454551 19 56780876 56780877 T C 14 GENIC heterozygous 924454552 19 56781193 56781194 A G 8 GENIC heterozygous 924454553