chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 154353978 154353979 T C 24 GENIC homozygous 56990484 4 154354132 154354133 C T 38 GENIC possibly homozygous 56990485 4 154354885 154354886 G T 81 GENIC homozygous 56990486 4 154355937 154355938 T C 87 GENIC homozygous 56990487