chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 7968660 7968661 C T 16 GENIC homozygous 112484124 4 7969247 7969248 A T 11 GENIC heterozygous 112484126 4 7969336 7969337 A T 6 GENIC homozygous 112484128 4 7971570 7971571 A G 20 GENIC homozygous 112484144