DNA Marker Index information for Chromosome: Y Marker: Z19945.1Names and Aliases for this DNA Marker: Z19945.1, Z19945, rs755456818.Chromosome Position in hg38 Human Genome assembly1: 8529296.Chromosome Position in hg19 assembly2: 8397337 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.