chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 40769761 40769762 A G 75 GENIC homozygous 109267008 20 40770093 40770094 T C 53 GENIC homozygous 109267010 20 40770456 40770457 C A 53 GENIC homozygous 109267011 20 40772052 40772053 A G 82 GENIC homozygous 109267013 20 40771917 40771918 A G 66 GENIC homozygous 109315154