chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 228406072 228406074 CC -- 13 GENIC heterozygous 61107062 1 228406073 228406074 C - 13 GENIC possibly homozygous 61107063 1 228410725 228410726 C CTT 1 GENIC homozygous 62276013