chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 247004771 247004772 C T 20 GENIC homozygous 108602203 1 247005477 247005478 A G 19 GENIC homozygous 108602204 1 247007379 247007380 G A 13 GENIC homozygous 108602205