DNA Marker Index information for Chromosome: Y Marker: MF122703.1Names and Aliases for this DNA Marker: MF122703.1, MF122703, rs28415258.Chromosome Position in hg38 Human Genome assembly1: 6252396.Chromosome Position in hg19 assembly2: 6120437 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.