chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 29921564 29921565 T TTGTGTG 3 GENIC heterozygous 50778691 12 29921564 29921565 T TTGTG 3 GENIC heterozygous 50734556 12 29926343 29926345 GT -- 18 GENIC heterozygous 50558043