chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 199373867 199373868 A G 41 GENIC homozygous 108500283 1 199373889 199373890 C T 43 GENIC homozygous 109532896 1 199376398 199376399 G A 55 GENIC possibly homozygous 109532897 1 199376516 199376517 A G 42 GENIC homozygous 109532898