chr start stop reference nuc variant nuc depth genic status zygosity variant ID 9 37463999 37464000 C T 23 GENIC homozygous 117522764 9 37464001 37464002 T G 23 GENIC homozygous 117321618 9 37464021 37464022 A G 25 GENIC homozygous 117321619