chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 186142784 186142785 T G 22 GENIC homozygous 948939583 1 186144110 186144111 A G 17 GENIC homozygous 948939584 1 186146376 186146377 T C 7 GENIC homozygous 948939585