chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 3974256 3974257 G A 16 INTERGENIC possibly homozygous 45374386 20 3975748 3975749 C T 22 INTERGENIC heterozygous 45729936 20 3978055 3978056 A G 26 GENIC possibly homozygous 45374393