chr start stop reference nuc variant nuc depth genic status zygosity variant ID X 104720548 104720549 A G 2 GENIC homozygous 631841857 X 104728161 104728162 G - 11 GENIC homozygous 745798571 X 104734161 104734162 G GC 2 GENIC homozygous 745798572