chr start stop reference nuc variant nuc depth genic status zygosity variant ID 19 645900 645901 A C 12 GENIC homozygous 109833100 19 645901 645902 G T 12 GENIC homozygous 109833102 19 645918 645918 TT 14 GENIC homozygous 129578358 19 645920 645922 GA 14 GENIC homozygous 129578359 19 645922 645923 A T 14 GENIC homozygous 109833105 19 645925 645926 A T 14 GENIC homozygous 109833108