chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 173189455 173189456 C G 18 GENIC homozygous 894835127 1 173189900 173189901 A T 24 GENIC homozygous 894835126 1 173191288 173191289 A C 7 GENIC homozygous 894835125 1 173191314 173191315 G T 15 GENIC homozygous 894835124