DNA Marker Index information for Chromosome: Y Marker: BY31403Names and Aliases for this DNA Marker: BY31403, Y83564, rs1030941885.Chromosome Position in hg38 Human Genome assembly1: 7327876.Chromosome Position in hg19 assembly2: 7195917 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.