DNA Marker Index information for Chromosome: Y Marker: BY39034Names and Aliases for this DNA Marker: BY39034, Y135456, rs1019306254.Chromosome Position in hg38 Human Genome assembly1: 8795388.Chromosome Position in hg19 assembly2: 8663429 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.