chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 118907476 118907477 G A 34 GENIC homozygous 110586264 2 118907477 118907478 A G 35 GENIC homozygous 110586266 2 118907775 118907776 C A 20 GENIC homozygous 109994514