DNA Marker Index information for Chromosome: Y Marker: Y87400.1Names and Aliases for this DNA Marker: Y87400.1, Y87400, rs765333791.Chromosome Position in hg38 Human Genome assembly1: 8725318.Chromosome Position in hg19 assembly2: 8593359 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.