DNA Marker Index information for Chromosome: Y Marker: BY4545Names and Aliases for this DNA Marker: BY4545, Y20805, rs1023797861.Chromosome Position in hg38 Human Genome assembly1: 14699235.Chromosome Position in hg19 assembly2: 16811115 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.