DNA Marker Index information for Chromosome: Y Marker: BY50846.1Names and Aliases for this DNA Marker: BY50846.1, BY50846, rs771519013.Chromosome Position in hg38 Human Genome assembly1: 19716368.Chromosome Position in hg19 assembly2: 21878254 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.