DNA Marker Index information for Chromosome: Y Marker: F25547.2Names and Aliases for this DNA Marker: F25547.2, rs774420182.Chromosome Position in hg38 Human Genome assembly1: 20725547.Chromosome Position in hg19 assembly2: 22887433 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.