chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 171872977 171872978 C T 41 GENIC heterozygous 61910130 1 171876690 171876691 C T 17 GENIC heterozygous 61910132 1 171878096 171878097 G A 54 GENIC heterozygous 61910134