chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 2689147 2689148 T TA 15 GENIC homozygous 53766294 7 2689167 2689168 C T 15 GENIC homozygous 53766296 7 2690151 2690152 C T 24 GENIC homozygous 53766298 7 2690296 2690297 C T 28 GENIC homozygous 53766300