DNA Marker Index information for Chromosome: Y Marker: S4731.1Names and Aliases for this DNA Marker: S4731.1, S4731, CTS11131.1, CTS11131.Chromosome Position in hg38 Human Genome assembly1: 20807634.Chromosome Position in hg19 assembly2: 22969520 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.