chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 20128492 20128493 T G 32 GENIC homozygous 656735329 8 20128576 20128577 C T 30 GENIC homozygous 656735330 8 20128741 20128742 C T 25 GENIC homozygous 656735331 8 20128807 20128808 T G 28 GENIC homozygous 656735332