DNA Marker Index information for Chromosome: Y Marker: BY31289.1Names and Aliases for this DNA Marker: BY31289.1, BY31289.Chromosome Position in hg38 Human Genome assembly1: 21643796.Chromosome Position in hg19 assembly2: 23805682 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.