chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 89035678 89035679 C T 19 GENIC homozygous 110953218 2 89036196 89036197 A T 18 GENIC homozygous 110953220 2 89036525 89036526 G A 20 GENIC homozygous 110953222