DNA Marker Index information for Chromosome: Y Marker: S18238.1Names and Aliases for this DNA Marker: S18238.1, S18238.Chromosome Position in hg38 Human Genome assembly1: 14281429.Chromosome Position in hg19 assembly2: 16393309 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.