DNA Marker Index information for Chromosome: Y Marker: S3988Names and Aliases for this DNA Marker: S3988, CTS4905, rs774819584.Chromosome Position in hg38 Human Genome assembly1: 13782951.Chromosome Position in hg19 assembly2: 15894831 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.