DNA Marker Index information for Chromosome: Y Marker: MF58261Names and Aliases for this DNA Marker: MF58261, rs1321987344.Chromosome Position in hg38 Human Genome assembly1: 7268914.Chromosome Position in hg19 assembly2: 7136955 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.