chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 174008608 174008609 T C 57 GENIC homozygous 136372642 2 174009978 174009979 C T 45 GENIC homozygous 142964733 2 174010564 174010565 A G 40 GENIC homozygous 136372643 2 174010746 174010746 C 14 GENIC possibly homozygous 142900924