chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 222639303 222639304 C T 18 GENIC homozygous 61096773 1 222639365 222639366 G A 25 GENIC homozygous 61096774 1 222639912 222639913 C T 18 GENIC homozygous 61597089 1 222640240 222640241 C T 19 GENIC homozygous 61597090