chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 31836483 31836484 G C 33 GENIC homozygous 112568636 4 31838773 31838774 C A 25 GENIC homozygous 112568640 4 31839651 31839652 G A 22 GENIC homozygous 112568642 4 31841851 31841852 A T 28 GENIC homozygous 112568644