DNA Marker Index information for Chromosome: Y Marker: BY91889.1Names and Aliases for this DNA Marker: BY91889.1, BY91889, rs754723420.Chromosome Position in hg38 Human Genome assembly1: 11781613.Chromosome Position in hg19 assembly2: 13902319 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.