DNA Marker Index information for Chromosome: Y Marker: BY2.1Names and Aliases for this DNA Marker: BY2.1, BY2, FGC15178.1, FGC15178, rs971492729.Chromosome Position in hg38 Human Genome assembly1: 8391070.Chromosome Position in hg19 assembly2: 8259111 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.