chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 30008253 30008254 T C 12 GENIC homozygous 949963669 6 30008261 30008262 C G 13 GENIC homozygous 949963670 6 30008262 30008263 T C 13 GENIC homozygous 949963671