DNA Marker Index information for Chromosome: Y Marker: Y81158.1Names and Aliases for this DNA Marker: Y81158.1, Y81158, PR12.Chromosome Position in hg38 Human Genome assembly1: 2793840.Chromosome Position in hg19 assembly2: 2661881 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.