chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 16171439 16171440 G A 5 GENIC homozygous 527502776 18 16171450 16171451 C - 1 GENIC homozygous 693227627 18 16171508 16171509 G A 34 GENIC heterozygous 527502777