DNA Marker Index information for Chromosome: Y Marker: BY57931.1Names and Aliases for this DNA Marker: BY57931.1, BY57931.Chromosome Position in hg38 Human Genome assembly1: 4119386.Chromosome Position in hg19 assembly2: 3987427 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.