chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 84686168 84686169 C T 20 GENIC homozygous 120198947 2 84690762 84690763 T C 31 GENIC homozygous 109886950 2 84691437 84691438 C G 23 GENIC homozygous 109886952 2 84692318 84692319 T A 16 GENIC homozygous 109886956