DNA Marker Index information for Chromosome: Y Marker: S18218.1Names and Aliases for this DNA Marker: S18218.1, S18218, rs1027311481.Chromosome Position in hg38 Human Genome assembly1: 14265544.Chromosome Position in hg19 assembly2: 16377424 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.