DNA Marker Index information for Chromosome: Y Marker: YP4123Names and Aliases for this DNA Marker: YP4123, rs1234564057.Chromosome Position in hg38 Human Genome assembly1: 8322036.Chromosome Position in hg19 assembly2: 8190077 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.