DNA Marker Index information for Chromosome: Y Marker: MF173941.2Names and Aliases for this DNA Marker: MF173941.2, rs904860166.Chromosome Position in hg38 Human Genome assembly1: 20502239.Chromosome Position in hg19 assembly2: 22664125 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.