chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 7450147 7450148 G A 49 GENIC homozygous 112481757 4 7450490 7450491 T G 42 GENIC homozygous 112481759 4 7451468 7451469 A C 48 GENIC homozygous 112481761