DNA Marker Index information for Chromosome: Y Marker: MF2051.1Names and Aliases for this DNA Marker: MF2051.1, MF2051, rs770427331.Chromosome Position in hg38 Human Genome assembly1: 12069034.Chromosome Position in hg19 assembly2: 14189740 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.