chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 148690114 148690115 A G 65 GENIC homozygous 112877745 4 148690581 148690582 C T 60 GENIC heterozygous 112877747 4 148690720 148690721 A G 54 GENIC homozygous 112877749 4 148690824 148690825 A T 58 GENIC possibly homozygous 112877751