DNA Marker Index information for Chromosome: Y Marker: BY27659.1Names and Aliases for this DNA Marker: BY27659.1, BY27659.Chromosome Position in hg38 Human Genome assembly1: 19023733.Chromosome Position in hg19 assembly2: 21185619 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: A.