DNA Marker Index information for Chromosome: Y Marker: S23457.1Names and Aliases for this DNA Marker: S23457.1, S23457.Chromosome Position in hg38 Human Genome assembly1: 19552930.Chromosome Position in hg19 assembly2: 21714816 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.