chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 31484313 31484314 A G 29 GENIC heterozygous 620155015 15 31484316 31484317 G A 31 GENIC heterozygous 620155016 15 31484321 31484322 G A 36 GENIC heterozygous 620155017