chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 73933920 73933921 A G 30 GENIC homozygous 937677815 3 73934177 73934178 T C 17 GENIC homozygous 937677816 3 73934185 73934186 A G 15 GENIC homozygous 937677817