chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 173189455 173189456 C G 17 GENIC homozygous 882061269 1 173189900 173189901 A T 17 GENIC homozygous 882061268 1 173191314 173191315 G T 9 GENIC homozygous 882061267