chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 171304031 171304032 C T 20 GENIC heterozygous 112206161 3 171304038 171304039 T G 21 GENIC heterozygous 112206162 3 171340557 171340558 A G 6 GENIC homozygous 119686549