chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 48293932 48293933 T C 21 GENIC homozygous 108846468 1 48294193 48294194 G T 20 GENIC homozygous 108846469 1 48297277 48297278 T A 28 GENIC heterozygous 108846470