chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 203533326 203533327 G A 19 GENIC homozygous 74283781 2 203535453 203535453 TGG 10 GENIC heterozygous 76502043 2 203536429 203536429 G 28 GENIC heterozygous 76502044