chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 100475929 100475930 C T 44 GENIC homozygous 113537666 4 100476655 100476656 A G 33 GENIC homozygous 113284196 4 100477555 100477556 T C 37 GENIC homozygous 113284198