chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 85473618 85473619 C T 10 GENIC homozygous 931078462 1 85475911 85475912 C T 10 GENIC homozygous 931078463 1 85480504 85480505 G A 5 GENIC homozygous 931078464