chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 168028769 168028770 T C 31 GENIC homozygous 108359231 1 168028982 168028983 T C 29 GENIC homozygous 108359232 1 168029182 168029183 C T 37 GENIC homozygous 108359233