chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 31484313 31484314 A G 15 GENIC heterozygous 588388456 15 31484316 31484317 G A 16 GENIC heterozygous 588388457 15 31484321 31484322 G A 18 GENIC heterozygous 588388458