chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 5775773 5775774 T A 9 GENIC homozygous 52504004 8 5775774 5775775 T C 9 GENIC homozygous 52504006 8 5777172 5777173 C T 8 GENIC homozygous 52504014