DNA Marker Index information for Chromosome: Y Marker: MF21931.1Names and Aliases for this DNA Marker: MF21931.1, MF21931.Chromosome Position in hg38 Human Genome assembly1: 15703289.Chromosome Position in hg19 assembly2: 17815169 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.