chr start stop reference nuc variant nuc depth genic status zygosity variant ID 10 55448317 55448318 T A 22 GENIC homozygous 51459590 10 55448603 55448604 C T 21 GENIC homozygous 51459591 10 55453208 55453209 T G 23 GENIC homozygous 51459592