chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 12918961 12918962 A C 32 GENIC homozygous 115570714 7 12919205 12919206 T C 49 GENIC homozygous 115570715 7 12920288 12920289 G A 31 GENIC homozygous 115570716