DNA Marker Index information for Chromosome: Y Marker: L205.4Names and Aliases for this DNA Marker: L205.4, S239.4, L939.4, rs769313908.Chromosome Position in hg38 Human Genome assembly1: 13365864.Chromosome Position in hg19 assembly2: 15477744 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.