chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 225280424 225280425 C T 17 GENIC possibly homozygous 109197994 1 225280508 225280509 C T 18 GENIC homozygous 108556749 1 225280522 225280523 C T 15 GENIC homozygous 108556750