chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 30463102 30463103 C T 12 GENIC homozygous 139708996 15 30463105 30463106 T C 12 GENIC homozygous 139708997 15 30463108 30463109 G T 12 GENIC homozygous 139708998