chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 228694037 228694038 C T 36 GENIC homozygous 594992003 1 228694706 228694707 G A 40 GENIC homozygous 594992004 1 228696110 228696111 T C 25 GENIC homozygous 594992005