chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 31315315 31315316 A G 43 GENIC homozygous 109164638 20 31315366 31315367 T C 32 GENIC homozygous 109374775 20 31315604 31315605 T G 38 GENIC homozygous 109374777