DNA Marker Index information for Chromosome: Y Marker: Z79.4Names and Aliases for this DNA Marker: Z79.4, S434.2, rs780574295.Chromosome Position in hg38 Human Genome assembly1: 15035841.Chromosome Position in hg19 assembly2: 17147721 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.