DNA Marker Index information for Chromosome: Y Marker: M12027.4Names and Aliases for this DNA Marker: M12027.4, rs528520197.Chromosome Position in hg38 Human Genome assembly1: 2997477.Chromosome Position in hg19 assembly2: 2865518 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.