chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 30007972 30007973 C G 17 GENIC homozygous 990954704 6 30008253 30008254 T C 20 GENIC homozygous 990954705 6 30008261 30008262 C G 20 GENIC homozygous 990954706 6 30008262 30008263 T C 20 GENIC homozygous 990954707