chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 247094289 247094290 G C 26 GENIC homozygous 109017450 1 247094338 247094339 T C 25 GENIC homozygous 108602469 1 247094430 247094431 C T 25 GENIC homozygous 109017451