DNA Marker Index information for Chromosome: Y Marker: BY31085.1Names and Aliases for this DNA Marker: BY31085.1, BY31085, Y63781, rs966626234.Chromosome Position in hg38 Human Genome assembly1: 8579358.Chromosome Position in hg19 assembly2: 8447399 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.