DNA Marker Index information for Chromosome: Y Marker: A1777Names and Aliases for this DNA Marker: A1777, BY611, Y10789, rs908304514.Chromosome Position in hg38 Human Genome assembly1: 13045319.Chromosome Position in hg19 assembly2: 15157232 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.