chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 28171914 28171915 G A 4 GENIC homozygous 63845673 18 28173576 28173577 G T 24 GENIC homozygous 63845682 18 28175049 28175050 A G 12 GENIC homozygous 63845685 18 28175124 28175125 A G 4 GENIC homozygous 63845688 18 28201304 28201305 C 3 GENIC homozygous 64407653