chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 72834226 72834227 C A 13 GENIC homozygous 126668553 8 72834302 72834303 C A 12 GENIC homozygous 126668554 8 72834332 72834333 C A 3 GENIC heterozygous 126668555