DNA Marker Index information for Chromosome: Y Marker: L13Names and Aliases for this DNA Marker: L13, S131, U13, rs9786706.Chromosome Position in hg38 Human Genome assembly1: 12586994.Chromosome Position in hg19 assembly2: 14698928 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.