chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 6611776 6611781 TTTTT ----- 17 GENIC heterozygous 686690128 20 6611778 6611781 TTT --- 17 GENIC heterozygous 686690129 20 6613059 6613060 A G 77 GENIC possibly homozygous 508946810 20 6615530 6615531 G T 66 GENIC homozygous 508946811