DNA Marker Index information for Chromosome: Y Marker: BY66269.1Names and Aliases for this DNA Marker: BY66269.1, BY66269, rs777359897.Chromosome Position in hg38 Human Genome assembly1: 7742684.Chromosome Position in hg19 assembly2: 7610725 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.