chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 88014878 88014879 C T 15 GENIC homozygous 61457884 1 88014978 88014979 C T 21 GENIC homozygous 61457885 1 88015115 88015116 G A 19 GENIC homozygous 62015431