DNA Marker Index information for Chromosome: Y Marker: Z9904.3Names and Aliases for this DNA Marker: Z9904.3, rs754262326.Chromosome Position in hg38 Human Genome assembly1: 3020786.Chromosome Position in hg19 assembly2: 2888827 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.