DNA Marker Index information for Chromosome: Y Marker: L4Names and Aliases for this DNA Marker: L4, S178, rs892688027, L4.Chromosome Position in hg38 Human Genome assembly1: 19578000.Chromosome Position in hg19 assembly2: 21739886 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.