chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 117730771 117730772 T C 16 GENIC homozygous 115848023 7 117731130 117731131 C T 6 GENIC homozygous 115848025 7 117731308 117731309 T C 3 GENIC homozygous 115848027 7 117731917 117731918 C T 9 GENIC homozygous 115848029