chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 229902456 229902457 T C 8 GENIC heterozygous 61109525 1 229902457 229902458 G T 8 GENIC heterozygous 62894220 1 229902463 229902464 A G 7 GENIC heterozygous 61109526 1 229902482 229902483 C T 7 GENIC heterozygous 62894221