DNA Marker Index information for Chromosome: Y Marker: PH4000.1Names and Aliases for this DNA Marker: PH4000.1, PH4000, rs763238598.Chromosome Position in hg38 Human Genome assembly1: 16672818.Chromosome Position in hg19 assembly2: 18784698 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.