chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 6477623 6477624 C T 66 GENIC heterozygous 112996394 4 6477910 6477911 C T 39 GENIC heterozygous 112996395 4 6478643 6478644 G C 46 GENIC homozygous 112479334