chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 146650734 146650735 T A 26 GENIC homozygous 990501229 3 146650820 146650821 G C 23 GENIC homozygous 990501230 3 146650859 146650860 G C 18 GENIC homozygous 990501231 3 146685185 146685186 G C 17 GENIC homozygous 990501232