chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 16171439 16171440 G A 9 GENIC homozygous 536335669 18 16171450 16171451 C - 6 GENIC homozygous 696507269 18 16171508 16171509 G A 44 GENIC heterozygous 536335670 18 16171551 16171552 C T 53 GENIC heterozygous 536335671