chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 185074721 185074723 CA -- 10 GENIC heterozygous 751552227 4 185076330 185076331 C CGT 20 GENIC heterozygous 751552228 4 185085331 185085333 GT -- 13 GENIC heterozygous 751552229