chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 199373404 199373405 C T 12 GENIC homozygous 108500281 1 199373867 199373868 A G 18 GENIC homozygous 108500283 1 199376764 199376765 C T 25 GENIC homozygous 108500285