DNA Marker Index information for Chromosome: Y Marker: BY54631.1Names and Aliases for this DNA Marker: BY54631.1, BY54631.Chromosome Position in hg38 Human Genome assembly1: 12251636.Chromosome Position in hg19 assembly2: 14372340 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.