chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 85369027 85369028 G C 13 GENIC homozygous 120514155 1 85370983 85370984 C T 27 GENIC homozygous 108882023 1 85372808 85372809 T C 18 GENIC homozygous 108882024