DNA Marker Index information for Chromosome: Y Marker: Z304Names and Aliases for this DNA Marker: Z304, S265, AM00485, rs770800052.Chromosome Position in hg38 Human Genome assembly1: 11931607.Chromosome Position in hg19 assembly2: 14052313 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.