DNA Marker Index information for Chromosome: Y Marker: BY13787.1Names and Aliases for this DNA Marker: BY13787.1, BY13787.Chromosome Position in hg38 Human Genome assembly1: 20910801.Chromosome Position in hg19 assembly2: 23072687 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.