DNA Marker Index information for Chromosome: Y Marker: Y27258Names and Aliases for this DNA Marker: Y27258, Z42548, rs769151751.Chromosome Position in hg38 Human Genome assembly1: 19075905.Chromosome Position in hg19 assembly2: 21237791 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.