chr start stop reference nuc variant nuc depth genic status zygosity variant ID 9 1918433 1918434 A C 16 GENIC homozygous 138483691 9 1919068 1919069 A G 16 GENIC homozygous 138483692 9 1920753 1920754 T C 11 GENIC homozygous 148336099