chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 87477266 87477267 C G 15 GENIC homozygous 60753032 1 87477341 87477342 C T 20 GENIC possibly homozygous 62014587 1 87477392 87477393 C A 20 GENIC possibly homozygous 62014588 1 87477522 87477523 C A 27 GENIC homozygous 60753034 1 87477600 87477601 T C 27 GENIC possibly homozygous 62014589