DNA Marker Index information for Chromosome: Y Marker: MFY457Names and Aliases for this DNA Marker: MFY457, MF265688, MF729242.Chromosome Position in hg38 Human Genome assembly1: 16335702.Chromosome Position in hg19 assembly2: 18447582 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.