chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 203575771 203575772 T C 21 GENIC homozygous 74283975 2 203575858 203575859 T C 28 GENIC homozygous 74283981 2 203577174 203577175 G T 15 GENIC homozygous 74283993 2 203577957 203577958 G A 24 GENIC homozygous 75281735 2 203578120 203578121 C A 22 GENIC homozygous 75281737