DNA Marker Index information for Chromosome: Y Marker: A10978Names and Aliases for this DNA Marker: A10978, BY4656, Y20786, rs1282740789.Chromosome Position in hg38 Human Genome assembly1: 17014598.Chromosome Position in hg19 assembly2: 19126478 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.