chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 31484313 31484314 A G 55 GENIC heterozygous 665406841 15 31484316 31484317 G A 57 GENIC heterozygous 665406842 15 31484321 31484322 G A 55 GENIC heterozygous 665406843