chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 44354922 44354923 G C 19 GENIC homozygous 125568927 2 44373823 44373824 A T 6 GENIC homozygous 125568928 2 44388584 44388585 A T 8 GENIC heterozygous 125568929