DNA Marker Index information for Chromosome: Y Marker: L1Names and Aliases for this DNA Marker: L1, S26, AMM488, DYS439-null, S1784, rs750746218, L1.Chromosome Position in hg38 Human Genome assembly1: 12403455.Chromosome Position in hg19 assembly2: 14515250 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.