chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 31746264 31746266 TC 18 GENIC heterozygous 140930912 20 31762244 31762245 G 5 GENIC heterozygous 403467730 20 31762244 31762245 G C 5 GENIC heterozygous 403467731 20 31762246 31762247 G 5 GENIC heterozygous 403868107 20 31762246 31762247 G C 5 GENIC heterozygous 403868108