DNA Marker Index information for Chromosome: Y Marker: S426Names and Aliases for this DNA Marker: S426, FGC3190, rs750118746.Chromosome Position in hg38 Human Genome assembly1: 19124427.Chromosome Position in hg19 assembly2: 21286313 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.