DNA Marker Index information for Chromosome: Y Marker: FGC21955.1Names and Aliases for this DNA Marker: FGC21955.1, FGC21955, rs940311581.Chromosome Position in hg38 Human Genome assembly1: 14930189.Chromosome Position in hg19 assembly2: 17042069 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.