DNA Marker Index information for Chromosome: Y Marker: FGC29872.1Names and Aliases for this DNA Marker: FGC29872.1, FGC29872, M12461, rs539978921.Chromosome Position in hg38 Human Genome assembly1: 20386549.Chromosome Position in hg19 assembly2: 22548435 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.