chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 184953768 184953769 T C 12 GENIC homozygous 74912742 2 184953814 184953815 C T 11 GENIC homozygous 74912743 2 184954627 184954628 G C 6 GENIC homozygous 75081638