DNA Marker Index information for Chromosome: Y Marker: BY138550.1Names and Aliases for this DNA Marker: BY138550.1, BY138550.Chromosome Position in hg38 Human Genome assembly1: 20351241.Chromosome Position in hg19 assembly2: 22513127 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.