DNA Marker Index information for Chromosome: Y Marker: M1254Names and Aliases for this DNA Marker: M1254, PF6062, rs66540167.Chromosome Position in hg38 Human Genome assembly1: 18960100.Chromosome Position in hg19 assembly2: 21121986 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.