chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 189616325 189616326 C T 31 GENIC homozygous 788744802 2 189622377 189622378 C T 26 GENIC homozygous 788744803 2 189624005 189624006 C T 34 GENIC homozygous 788744804