chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 64114140 64114141 G T 28 GENIC homozygous 110382719 18 64114246 64114247 G A 30 GENIC homozygous 110382721 18 64116172 64116173 G C 21 GENIC homozygous 110382723