chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 88304391 88304392 C G 25 GENIC homozygous 112771959 4 88304481 88304482 G A 23 GENIC homozygous 112771960 4 88304504 88304505 A C 28 GENIC possibly homozygous 119585279