chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 51340439 51340440 G C 21 GENIC homozygous 57373075 3 51341219 51341220 C T 20 GENIC homozygous 60007968 3 51342828 51342829 T C 27 GENIC homozygous 57373077