DNA Marker Index information for Chromosome: Y Marker: PH166Names and Aliases for this DNA Marker: PH166, V4312, rs771053816.Chromosome Position in hg38 Human Genome assembly1: 6869739.Chromosome Position in hg19 assembly2: 6737780 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.