DNA Marker Index information for Chromosome: Y Marker: MF258126Names and Aliases for this DNA Marker: MF258126, rs1331785252.Chromosome Position in hg38 Human Genome assembly1: 5386303.Chromosome Position in hg19 assembly2: 5254344 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.