chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 221736256 221736257 G A 8 GENIC homozygous 108545169 1 221737037 221737038 A G 38 GENIC homozygous 108545171 1 221745187 221745188 C T 28 GENIC homozygous 120595054