DNA Marker Index information for Chromosome: Y Marker: PH1987.1Names and Aliases for this DNA Marker: PH1987.1, PH1987, rs754623026.Chromosome Position in hg38 Human Genome assembly1: 13929659.Chromosome Position in hg19 assembly2: 16041539 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.