chr start stop reference nuc variant nuc depth genic status zygosity variant ID 17 8559718 8559719 T C 23 GENIC homozygous 998684908 17 8561107 8561108 A C 23 GENIC homozygous 998684909 17 8561842 8561843 A C 27 GENIC homozygous 998684910