chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 229738850 229738851 A G 14 GENIC possibly homozygous 630886816 4 229739159 229739160 G C 26 GENIC homozygous 630886817 4 229741649 229741650 T C 18 GENIC possibly homozygous 630886818