chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 75440667 75440668 A T 34 GENIC homozygous 109501477 1 75440969 75440970 C G 38 GENIC homozygous 109501480 1 75441229 75441230 G T 34 GENIC homozygous 120867025 1 75442420 75442421 A C 23 GENIC homozygous 109501492